MALICIOUS
180
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://traffmen.ru/wb?keyword=eicar%20pdf%20test%20file'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs. The ClamAV detection further supports its malicious nature. The document body, though heavily obfuscated, contains metadata suggesting it was authored by 'Samsung Electronics' and includes the malicious redirector URL.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4403
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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 https://traffmen.ru/wb?keyword=eicar%20pdf%20test%20file
- https://voxonevixes.weebly.com/uploads/1/3/4/3/134383310/3212069.pdf
- https://static.s123-cdn-static.com/uploads/4479223/normal_5fc8ecf96736d.pdf
- https://daviwoza.weebly.com/uploads/1/3/4/6/134670821/rudaruzarafaw-nobokujiduv-nalegeji-regoresusa.pdf
- https://static.s123-cdn-static.com/uploads/4451565/normal_5fc4be3b76a1c.pdf
- https://denasigetul.weebly.com/uploads/1/3/4/3/134332190/3aadf349f71.pdf
- https://static.s123-cdn-static.com/uploads/4489441/normal_5fc8b59e7613e.pdf
- https://vesumuzuvof.weebly.com/uploads/1/3/4/6/134685641/gewof.pdf
- https://cdn-cms.f-static.net/uploads/4381737/normal_5f9c867fda2cc.pdf
- https://jatorogerujew.weebly.com/uploads/1/3/2/7/132710569/5650151.pdf
- https://xuzufudoroxibu.weebly.com/uploads/1/3/4/7/134755415/fewonuviwinulewipa.pdf
- https://zawasofolebu.weebly.com/uploads/1/3/4/9/134902788/6a0ec8.pdf
- https://cdn-cms.f-static.net/uploads/4365599/normal_5f9abc7d2f1a4.pdf
- https://cdn-cms.f-static.net/uploads/4498392/normal_5faf04625de48.pdf
- https://cdn-cms.f-static.net/uploads/4376874/normal_5fa0c5cb1b909.pdf
- https://static1.squarespace.com/static/5fc2d06c1452f90b7ff1a516/t/5fc81fa34b97230d050097b8/1606950820137/dibowemofareg.pdf
- https://static1.squarespace.com/static/5fc59785d49dd12447543100/t/5fc892132dd5737571b7b636/1606980115485/nojexuvuvuxebowefisep.pdf
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_009_off00014b9a.bin3e5e1498febfeb6e3195083287326c6b4dd8c1ac2571c1119fad5c40e56c8181 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x14B9A | 3044 bytes |
font_00_sfnt_off000009fe.bin3e54fc804cc2165663136042aa900895c8c92ae97e43ca4fbd0eb3dc72686f59 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FE | 11220 bytes |
font_01_sfnt_off00002d35.bin1baf6c47f315a03e69f5bb748439f0edf982aac982e5c6f51a8db17b2e7034d2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2D35 | 5108 bytes |
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