PDF malware analysis — malicious · 5a8148a0eca241c9

MALICIOUS

PDF

66.2 KB Created: 2020-12-19 11:59:26 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3762944191214f319b4b0db384cba27b SHA-1: 5412206cecc6b27deb8b7765b80d7eb9c936ee54 SHA-256: 5a8148a0eca241c975bee692cf493ad1f6e71ef46236e783bf570e203032566c

94 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file was detected as malicious by ClamAV and an ML classifier. It contains an embedded URI pointing to 'traffset.ru', which is likely a phishing or malware distribution site. The document body, though heavily obfuscated, appears to contain references to 'wkhtmltopdf' and potentially game-related terms, suggesting a lure.

Machine Learning

Nyx PDF Classifier malicious score 0.9381

Heuristics 3

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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://traffset.ru/aws?utm_term=arkham+origins+skins
- https://cdn-cms.f-static.net/uploads/4408324/normal_5f9a7440161c9.pdf
- https://cdn-cms.f-static.net/uploads/4375702/normal_5fdc36f0cdbd5.pdf
- https://cdn-cms.f-static.net/uploads/4491673/normal_5fdbcb45a0b7f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/fbd87fa1-bfc9-473c-b742-728fbe0557db/armitron_wr_165_ft_manual.pdf
- https://uploads.strikinglycdn.com/files/443ee3c3-8d5d-4c7f-9d6e-6e04cc8255f5/6338491931.pdf
- https://uploads.strikinglycdn.com/files/4f0425d2-85cf-41ef-9fcd-e8de5f8d2a5e/epson_wf_2860.pdf
- https://s3.amazonaws.com/didowugorokirug/xubarepomodobifane.pdf
- https://uploads.strikinglycdn.com/files/a94a2e3c-9d43-4f70-9b98-22494c13f944/61695053659.pdf
- https://s3.amazonaws.com/dorobukasawituw/xodekeloleto.pdf
- https://uploads.strikinglycdn.com/files/cdc18b7b-259a-40dd-a79d-261bd4f7d714/gibogewidobimizediperur.pdf
- https://uploads.strikinglycdn.com/files/8f42cd06-ca8a-4516-abb6-2726275d73d6/kejapozuj.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000e22f.bin` `9e4191ac0f9f3d06342ecd6cb1393dc628350374b4dc31e4b479ece8cd047936`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE22F	4708 bytes

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