Malicious PDF — malware analysis report

Static analysis result for SHA-256 1d51a4ad714cb08a…

MALICIOUS

PDF

17.8 KB Created: 2019-05-04 06:41:44 +01:00 Authoring application: mPDF 5.7
MD5: 87a9e6662778dd07b11b6b4f843acf1e SHA-1: c93fe8055a07384ce6c3d9fb24ecf6366a677249 SHA-256: 1d51a4ad714cb08a23cd1eee7477f5a7963d56135045c09544a5920011d68910
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF files, predominantly hosted on the domain 'cefasfese.4pu.com'. This is indicative of a link farm or SEO poisoning technique, likely intended to drive traffic or potentially host malicious content disguised as legitimate documents. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the specific lure.

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small 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.
  • 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 http://cefasfese.4pu.com/1731734730736735735/Pi-in-the-Sky-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/7738734739732733/Finally-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/1731732731731732/Heaven-Looks-a-Lot-Like-the-Mall-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/4735737739730738/Children-s-Literature-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/9739731738733/11-Birthdays-Finally-and-13-Gifts-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/3736730735736/13-Gifts-Willow-Falls-3-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/4735737738732734/Getting-a-Clue-Tammy-The-Loop-9-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/3736738730734/Jeremy-Fink-and-the-Meaning-of-Life-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/4735737738739737/John-Cabot-Early-Explorer-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/1733735730737739/Sleeping-Beauty-The-One-Who-Took-the-Really-Long-Nap-Twice-Upon-a-Time-2-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/4735737738738739/Autumn-Poems-Songs-Prayers-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/2733736733736733/Soul-in-Darkness-by-Wendy-Higgins.pdf
    • http://cefasfese.4pu.com/4732731737735732/The-Candymakers-and-the-Great-Chocolate-Chase-The-Candymakers-2-by-Wendy-Mass.pdf
    • http://cefasfese.4pu.com/1730733730735739730/Prophecy-Revealed-The-Soul-of-Arial-1-by-Wendy-Lohr.pdf
    • http://cefasfese.4pu.com/7737731730737/Star-Spangled-Kitsch-An-astounding-and-tastelessly-illustrated-exploration-of-the-bawdy-gaudy-shoddy-mass-art-culture-in-this-grand-land-of-ours-by-Curtis-F-Brown.pdf
    • http://cefasfese.4pu.com/3732737730733734/Mass-Effect-Annihilation-Mass-Effect-Andromeda-3-by-Catherynne-M-Valente.pdf
    • http://cefasfese.4pu.com/4734739739736/Mass-Effect-Revelation-Mass-Effect-1-by-Drew-Karpyshyn.pdf
    • http://cefasfese.4pu.com/3738738730732739/Mass-Effect-Initiation-Mass-Effect-Andromeda-2-by-N-K-Jemisin.pdf
    • http://cefasfese.4pu.com/4730732737736731/Wendy-and-the-Lost-Boys-Wendy-Darlin-Tomb-Raider-1-by-Barbara-Silkstone.pdf
    • http://cefasfese.4pu.com/3734735734732731/Soul-Whispers-II-Secret-Alchemy-of-the-Elements-in-Soul-Coaching-Soul-Whispers-2-by-Denise-Linn.pdf
    • http://cefasfese.4pu.com/4732731737

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