Malicious PDF — malware analysis report

Static analysis result for SHA-256 5001ad30a1f81b55…

MALICIOUS

PDF

15.1 KB Created: 2020-03-18 16:33:34 +00:00 Authoring application: mPDF 5.7
MD5: ca05375284ec18714237a7537347ffdb SHA-1: a72358f2662780cbddeea307c80bfa617f92ac5f SHA-256: 5001ad30a1f81b558cf38abae75b2bf529f1f5e2e567200847d0b695de9cec41
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, all pointing to the same domain 'ieuicufioao.myhome.cx'. This suggests a link farm or SEO poisoning attack, likely intended to redirect users to malicious content or phishing pages. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample.

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://ieuicufioao.myhome.cx/4554558552554/This-is-Falling-Falling-1-by-Ginger-Scott.pdf
    • http://ieuicufioao.myhome.cx/9556554556550/Falling-in-Fiji-Falling-in-Paradise-1-by-Casey-Hagen.pdf
    • http://ieuicufioao.myhome.cx/3559557557558551/The-Falling-of-Hope-Falling-3-by-Marisa-Oldham.pdf
    • http://ieuicufioao.myhome.cx/1550551554559557/The-Falling-of-Love-Falling-1-by-Marisa-Oldham.pdf
    • http://ieuicufioao.myhome.cx/9558556559554551/Edge-of-Falling-Falling-2-by-Valia-Lind.pdf
    • http://ieuicufioao.myhome.cx/3554552552554554/Falling-into-Forever-Falling-into-You-2-by-Lauren-Abrams.pdf
    • http://ieuicufioao.myhome.cx/3554558559558552/Falling-by-Scott-Kaelen.pdf
    • http://ieuicufioao.myhome.cx/2558558553554555/Before-I-Fall-Falling-1-by-Jessica-Scott.pdf
    • http://ieuicufioao.myhome.cx/2550552552553551/Falling-for-Him-4-Falling-for-Him-4-by-Jessica-Gray.pdf
    • http://ieuicufioao.myhome.cx/2550552552553554/Falling-for-Him-5-Falling-for-Him-5-by-Jessica-Gray.pdf
    • http://ieuicufioao.myhome.cx/1552553558551556/Falling-Away-Falling-2-by-Devon-Ashley.pdf
    • http://ieuicufioao.myhome.cx/3554551550555/Falling-into-You-Falling-1-by-Jasinda-Wilder.pdf
    • http://ieuicufioao.myhome.cx/1557550552557551/Falling-into-Temptation-Falling-1-by-A-Zavarelli.pdf
    • http://ieuicufioao.myhome.cx/1557550552559554/Falling-into-Exposure-Falling-2-by-A-Zavarelli.pdf
    • http://ieuicufioao.myhome.cx/5552554553558554/Falling-for-the-Billionaire-The-Complete-Series-Falling-for-the-Billionaire-1-3-by-Victoria-Villeneuve.pdf
    • http://ieuicufioao.myhome.cx/1550555551554551554/Falling-Fast-Falling-Fast-1-by-Tina-Wainscott.pdf
    • http://ieuicufioao.myhome.cx/8551552558558/Falling-Stars-Falling-Stars-1-by-Sadie-Grubor.pdf
    • http://ieuicufioao.myhome.cx/2554556557551550/Falling-Stars-Falling-Stars-1-by-Xio-Axelrod.pdf
    • http://ieuicufioao.myhome.cx/3559558551555559/Falling-for-Her-Fake-Boyfriend-Falling-for-Her-Fake-Boyfriend-1-by-Ann-King.pdf
    • http://ieuicufioao.myhome.cx/5553556553/A-Boy-Like-You-Like-Us-1-by-Ginger-Scott.pdf
    • http://ieuicufioao.myhome.cx/255055

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