MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to disposable domains, and is identified as a link farm. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.8530
Heuristics 4
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://wic-net.com/userfiles/file/70344122161.pdf
- https://nhahangthanghuong.com/uploads/files/vivelifupesujevumivinev.pdf
- http://luisacortesearchitetto.it/userfiles/files/tolomakukizune.pdf
- http://ltptech.vn/uploads/userfiles/file/42975023505.pdf
- https://staffxrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/9c5877f13ae10a783ce69002e2808622/vijud.pdf
- http://ekstelekom.com/userfiles/file/59772878649.pdf
- http://villa-margherita.biz/userfiles/files/jotitaduvagederevox.pdf
- http://seoaudytor.pl/userfiles/file/26274046760.pdf
- https://edubox.mn/uploads/users/0/files/todetuwutava.pdf
- https://sensesgrouphk.com/louis/STARKGROUP/ckfinder/userfiles/files/17940930310.pdf
- https://betalinktech.com/blmedia/file/99925440979.pdf
- http://kunjipsc.com/uploads/files/37459615588.pdf
- http://sino-web.net/filespath/files/20210909015220.pdf
- http://gyndoktors.de/ckfinder/userfiles/files/pazob.pdf
- https://ngonluathan.vn/images/ckeditor/files/femanoratunajosotifitod.pdf
- http://homearcky.nl/userfiles/file/wutaguvalumusedavazop.pdf
- https://labelmarket.pl/data/file/danitumedukagalotidatepit.pdf
- http://travelport.pl/userfiles/file/gelomagativipuxadamud.pdf
- https://emmaushuis.org/pages/wavisenexalazafes.pdf
- https://xn--80aesyq.xn--p1ai/files/file/vupaxategax.pdf
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134a34aea2d8---99597796181.pdf
- http://bjyhyy.cn/filespath/files/20210914095102.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+access+sim+card+contacts+on+android
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e2c9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2C9 | 16792 bytes |
font_01_sfnt_off0000fadb.bin1c60744500c2edd4b6c85f0459dd3a20187653153d121d4d8bc6070b7d69df50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFADB | 17736 bytes |
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