Malicious PDF — malware analysis report

Static analysis result for SHA-256 c9a4131233ad695e…

MALICIOUS

PDF

20.6 KB Created: 2020-03-18 22:19:05 +00:00 Authoring application: mPDF 5.7
MD5: d4ed4bf407eab4b3b007d3e7776686eb SHA-1: c00d41bdfe04b514e32ff0bd4f6a52c7a85cafaf SHA-256: c9a4131233ad695e43830d4e770429055585ab610625e547f9facf4d3ac0170f
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a link farm with 26 external links, many of which appear to be disguised as book titles related to flight attendants. The ML classifier strongly indicated maliciousness. The primary attack pattern involves directing users to a large number of potentially malicious external PDFs.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

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://hicsniso.myhome.cx/5e50e57e55e55e56/Deregulating-Desire-Flight-Attendant-Activism-Family-Politics-and-Workplace-Justice-by-Ryan-Patrick-Murphy.pdf
    • http://hicsniso.myhome.cx/2e53e56e50e55/The-Fall-of-the-House-of-Labor-The-Workplace-the-State-and-American-Labor-Activism-1865-1925-by-David-Montgomery.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e59e55/The-Flight-Attendant-by-Sara-Towers.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e54e56/How-to-Become-a-Flight-Attendant-by-Lauren-Porter.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e54e57/To-The-Mountain-Flight-Attendant-3-by-Roxy-Jewell.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e51e58/To-The-Sky-A-Stewardess-Flight-Attendant-1-by-Roxy-Jewell.pdf
    • http://hicsniso.myhome.cx/6e53e51e54e55e56/Welcome-Aboard-Your-Career-as-a-Flight-Attendant-by-Becky-S-Bock.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e52e52/Diary-of-a-Pissed-Off-Flight-Attendant-by-Sydney-Pearl.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e56e51/To-The-Stars-A-Stewardess-Flight-Attendant-4-by-Roxy-Jewell.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e55e50/Flight-Attendant-Skills-Test-by-Jack-Rudman.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e51e54/Around-the-World-in-a-Bad-Mood-Confessions-of-a-Flight-Attendant-by-Rene-Foss.pdf
    • http://hicsniso.myhome.cx/6e53e51e54e54e59/Broken-Wings-A-Flight-Attendant-s-Journey-by-Nattanya-Andersen.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e54e58/Diary-of-a-Dysfunctioinal-Flight-Attendant-The-Queen-of-Sky-Blog-by-Ellen-Simonetti.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e55e59/Playboy-Bunny-or-Stewardess-The-Uncensored-Memoirs-of-a-Pan-Am-Flight-Attendant-by-Dona-Jay-Epting.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e59e56/How-to-Answer-Flight-Attendant-Interview-Questions-2017-Edition-by-Joseph-Belotti.pdf
    • http://hicsniso.myhome.cx/9e59e51e51e50e53/Media-in-the-Middle-East-Activism-Politics-and-Culture-by-Nele-Lenze.pdf
    • http://hicsniso.myhome.cx/6e53e51e52e58e59/Working-the-Skies-The-Fast-Paced-Disorienting-World-of-the-Flight-Attendant-by-Drew-Whitelegg.pdf
    • http://hicsniso.myhome.cx/6e53e51e53e55e59/Attitudes-at-Every-Altitude-One-Flight-Attendant-s-Observations-from-7-Million-Miles-Flown-by-Gregg-Proteaux.pdf
    • http://hicsniso.myhome.cx/5e51e50e57e59e53/The-Other-Women-s-Movement-Workplace-Justice-and-Social-Rights-in-Modern-America-by-Dorothy-Sue-Cobble.pdf
    • http://hicsniso.myhome.cx/7e57e52e51e51/Flight-of-the-Old-Dog-Patrick-McLanahan-1-by-Dale-Brown.pdf

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