Malicious PDF — malware analysis report

Static analysis result for SHA-256 bf3385b51e94c4f4…

MALICIOUS

PDF

15.7 KB Created: 2020-03-18 16:43:44 +00:00 Authoring application: mPDF 5.7
MD5: 192b347b68e483e24960f97cacbbb002 SHA-1: 42da1745a606f798db488605bf2d7506d208513a SHA-256: bf3385b51e94c4f4ad5d40192a891fb67e5f38e6cfcd5b99c875d44c22676c8e
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, all pointing to the same suspicious domain 'calistazz.myhome.cx'. The ML classifier also flagged this PDF as malicious. The embedded URLs are likely intended to redirect the user to malicious content or phishing pages, masquerading as book downloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9778

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://calistazz.myhome.cx/4864861868866867/The-First-Rock-amp-Roll-Confidential-Report-Inside-the-Real-World-of-Rock-and-Roll-by-Dave-Marsh.pdf
    • http://calistazz.myhome.cx/6869861862869/Rock-and-Roll-Never-Forgets-Rock-and-Roll-Trilogy-1-by-Barbara-S-Stewart.pdf
    • http://calistazz.myhome.cx/2861863867869862/Rock-and-Roll-Never-Forgets-Rock-and-Roll-Trilogy-1-by-Barbara-S-Stewart.pdf
    • http://calistazz.myhome.cx/4869868862860867/Rock-of-Ages-The-Rolling-Stone-History-of-Rock-and-Roll-by-Ed-Ward.pdf
    • http://calistazz.myhome.cx/4869865869866869/Rock-Til-You-Drop-The-Rock-and-Roll-Mysteries-2-by-Kathryn-Lively.pdf
    • http://calistazz.myhome.cx/9867869867867865/Rock-Deadly-The-Rock-and-Roll-Mysteries-1-by-Kathryn-Lively.pdf
    • http://calistazz.myhome.cx/7868861864861/A-Little-Bit-Rock-amp-Roll-by-E-M-Leya.pdf
    • http://calistazz.myhome.cx/7867868861866863/This-could-be-rock-n-roll-by-Tim-Roux.pdf
    • http://calistazz.myhome.cx/7864868866865862/BDSM---Sex-und-Rock-n-Roll-by-Joe-Gessler.pdf
    • http://calistazz.myhome.cx/4865861867864861/Rock-n-Roll-Nights-by-Todd-Strasser.pdf
    • http://calistazz.myhome.cx/3865865866862869/Tie-Me-Down-Sex-Love-and-Rock-amp-Roll-2-5-by-Michelle-Hazen.pdf
    • http://calistazz.myhome.cx/1861869867865866864/Rock-n-Roll-Heaven-by-Shawn-Inmon.pdf
    • http://calistazz.myhome.cx/4864861869861869/Rock-n-Roll-Fantasy-by-Susan-Masino.pdf
    • http://calistazz.myhome.cx/4864860867867865/No-Regrets-A-Rock-n-Roll-Memoir-by-Ace-Frehley.pdf
    • http://calistazz.myhome.cx/1861869867865869860/Sex-Drugs-Rock-and-Roll-by-Eric-Bogosian.pdf
    • http://calistazz.myhome.cx/4860869863869867/Love-Films-and-Rock-n-Roll-by-Swayam-Ganguly.pdf
    • http://calistazz.myhome.cx/1861867863866860861/Rock-and-Roll-Love-Story-The-Two-Volume-Set-by-R-R-Silone.pdf
    • http://calistazz.myhome.cx/9864862863869869/Unknown-Legends-of-Rock-n-Roll-by-Richie-Unterberger.pdf
    • http://calistazz.myhome.cx/1861869867864868865/There-Goes-Gravity-A-Life-in-Rock-and-Roll-by-Lisa-Robinson.pdf
    • http://calistazz.myhome.cx/4869868862865864/The-Mammoth-Book-of-Sex-Drugs-and-Rock-N-Roll-by-Jim-Driver.pdf
    • http://calistazz.myhome.cx/3865865866862869/Tie-

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