Malicious PDF — malware analysis report

Static analysis result for SHA-256 61ff290c79be910c…

MALICIOUS

PDF

20.6 KB Created: 2019-05-03 05:47:53 +01:00 Authoring application: mPDF 5.7
MD5: c43e3e25fe1029d4360a00e965aa6a93 SHA-1: 7b80e3a8c36fbd3e7685e04e6ad7409f3cfbd1e6 SHA-256: 61ff290c79be910c125f25b5c75a9634cc64d8f47faa681c4de47e3f45d99c6f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded links, identified as a link farm, which is a common technique for distributing malicious content or leading users to phishing sites. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted, but the embedded URLs are the primary indicators of malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9922

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://kiteeearpdf.myhome.cx/4f217f218f217f216f219/Getting-Off-Pornography-and-the-End-of-Masculinity-by-Robert-Jensen.pdf
    • http://kiteeearpdf.myhome.cx/3f217f214f219f214f214/The-Sierra-Jensen-Series-Boxed-Set-Sierra-Jensen-5-8-by-Robin-Jones-Gunn.pdf
    • http://kiteeearpdf.myhome.cx/1f218f213f211f218f212/The-Pornography-of-Meat-by-Carol-J-Adams.pdf
    • http://kiteeearpdf.myhome.cx/4f217f218f217f217f210/XXX-A-Woman-s-Right-to-Pornography-by-Wendy-McElroy.pdf
    • http://kiteeearpdf.myhome.cx/4f214f210f213f215/Pornography-Men-Possessing-Women-by-Andrea-Dworkin.pdf
    • http://kiteeearpdf.myhome.cx/3f216f218f214f213f219/Pornography-Slaying-the-Dragon-by-David-A-Powlison.pdf
    • http://kiteeearpdf.myhome.cx/4f217f210f214f214f215/Pornography-amp-Civil-Rights-A-New-Day-for-Women-s-Equality-by-Andrea-Dworkin.pdf
    • http://kiteeearpdf.myhome.cx/4f218f219f212f219f214/Masculinity-Goes-to-School-by-Rob-Gilbert.pdf
    • http://kiteeearpdf.myhome.cx/2f210f214f211f218f211/Female-Masculinity-by-J-Jack-Halberstam.pdf
    • http://kiteeearpdf.myhome.cx/1f210f217f211f214f218/Cock-Adventures-In-Masculinity-by-Keith-Stevenson.pdf
    • http://kiteeearpdf.myhome.cx/4f217f210f214f214f218/Angry-White-Men-American-Masculinity-at-the-End-of-an-Era-by-Michael-S-Kimmel.pdf
    • http://kiteeearpdf.myhome.cx/2f210f218f213f215f213/Man-Made-A-Stupid-Quest-for-Masculinity-by-Joel-Stein.pdf
    • http://kiteeearpdf.myhome.cx/4f219f216f217f219f217/Roy-Orbison-Invention-Of-An-Alternative-Rock-Masculinity-by-Peter-Lehman.pdf
    • http://kiteeearpdf.myhome.cx/1f210f210f211f219f218f217/Modernism-and-Masculinity-Mann-Wedekind-Kandinsky-through-World-War-I-by-Gerald-N-Izenberg.pdf
    • http://kiteeearpdf.myhome.cx/9f210f218f211f212f214/White-Hero-Black-Beast-Racism-Sexism-and-the-Mask-of-Masculinity-by-Paul-Hoch.pdf
    • http://kiteeearpdf.myhome.cx/4f218f215f218f218f217/Making-the-Australian-Male-Middle-Class-Masculinity-1870-1920-by-Martin-Crotty.pdf
    • http://kiteeearpdf.myhome.cx/1f213f218f219f219f214/Ravaged-Bridegroom-Masculinity-in-Women-Studies-in-Jungian-Psychology-By-Jungian-Analysts-41-by-Marion-Woodman.pdf
    • http://kiteeearpdf.myhome.cx/7f218f212f218f215f218/Men-and-Masculinity---The-Presentation-of-Men-and-Male-Relationships-in-Three-Contemporary-British-Novels-Alan-Hollinghurst-s-The-Swimming-Pool-Library-Nick-Hornby-s-High-Fidelity-and-Irvine-Welsh-s-Trainspotting-by-Symon-Nicklas.pdf
    • http://kiteeearpdf.myhome.cx/2f218f217f214f218f214/To-See-the-Sun-by-Kelly-Jensen.pdf
    • http://kiteeearpdf.myhome.cx/4f216f211f214f217f214/The-Uninvited-by-Liz-Jensen.pdf