Malicious PDF — malware analysis report

Static analysis result for SHA-256 6decee07f6d0aa4f…

MALICIOUS

PDF

20.9 KB Created: 2019-04-30 03:56:58 +01:00 Authoring application: mPDF 5.7
MD5: 7c4a34f3a7af7adb65e5029c21764afb SHA-1: 724ecd0e7c7ad92f1c139e232369e19fe522843a SHA-256: 6decee07f6d0aa4f9b24e95c38b2cc45cca212060d1d9556393f1dfa3d0f175f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, identified as a link farm, which is a common tactic for SEO manipulation or directing users to malicious sites. While no scripts were explicitly extracted, the PDF structure and the heuristic firings suggest an attempt to leverage external resources. The ML classifier also flagged this PDF as malicious with high confidence.

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://xiixmcuin.linkpc.net/4207207208202203/Wonder-Woman-The-Ultimate-Guide-to-The-Amazon-Princess-by-Scott-Beatty.pdf
    • http://xiixmcuin.linkpc.net/1209203207201207/The-Ages-of-Wonder-Woman-Essays-on-the-Amazon-Princess-in-Changing-Times-by-Joseph-J-Darowski.pdf
    • http://xiixmcuin.linkpc.net/1201204204202209200/Amazon-Prime-Learn-Everything-About-Amazon-Prime-A-Complete-Guide-by-Ivan-Peretti.pdf
    • http://xiixmcuin.linkpc.net/1208205203208203/Paddle-to-the-Amazon-The-Ultimate-12-000-Mile-Canoe-Adventure-by-Don-Starkell.pdf
    • http://xiixmcuin.linkpc.net/3200208201209205/Batman-Begins-The-Movie-and-Other-Tales-of-the-Dark-Knight-by-Scott-Beatty.pdf
    • http://xiixmcuin.linkpc.net/2203206208206/Wonder-Woman-The-True-Amazon-by-Jill-Thompson.pdf
    • http://xiixmcuin.linkpc.net/5200205201207201/Wonder-Woman-Volume-5-Heart-of-the-Amazon-by-Shea-Fontana.pdf
    • http://xiixmcuin.linkpc.net/1209203207201200/Wonder-Woman-Amazon-Hero-Icon-by-Robert-Greenberger.pdf
    • http://xiixmcuin.linkpc.net/3204207202205208/The-Unconquered-In-Search-of-the-Amazon-s-Last-Uncontacted-Tribes-by-Scott-Wallace.pdf
    • http://xiixmcuin.linkpc.net/3208209209200204/The-Princess-Diaries-Guide-to-Life-Discover-Your-Inner-Princess-by-Meg-Cabot.pdf
    • http://xiixmcuin.linkpc.net/8205206209209209/Male-Multiple-Orgasm-The-Ultimate-Guide-on-Becoming-a-Multi-Orgasmic-Man-Gain-Ultimate-Control---Get-More-Pleasure---Give-More-Pleasure-by-B-Foyer.pdf
    • http://xiixmcuin.linkpc.net/1209205208203201/The-Ultimate-Book-Guide-Over-600-Great-Books-For-8-12s-Ultimate-Book-Guides-by-Leonie-Flynn.pdf
    • http://xiixmcuin.linkpc.net/1209205208203202/Ultimate-Teen-Book-Guide-Ultimate-Book-Guides-by-Leonie-Flynn.pdf
    • http://xiixmcuin.linkpc.net/1201202206206209200/Ultimate-Handbook-Guide-to-Guilin-China-Travel-Guide-by-Felicia-Harrington.pdf
    • http://xiixmcuin.linkpc.net/4206209201205202/The-Trouser-Press-Record-Guide-The-Ultimate-Guide-to-Alternative-Music-by-Ira-A-Robbins.pdf
    • http://xiixmcuin.linkpc.net/2205201202207206/Amazon-Seller-Central-Secrets-Use-Amazon-Profits-to-fire-your-boss-BYOB-1-by-Bruce-Walker.pdf
    • http://xiixmcuin.linkpc.net/4203207209204202/Walking-the-Jungle-An-Adventurer-s-Guide-to-the-Amazon-by-John-Coningham.pdf
    • http://xiixmcuin.linkpc.net/1208209208206209/The-Princess-Within-Restoring-the-Soul-of-a-Woman-by-Serita-Ann-Jakes.pdf
    • http://xiixmcuin.linkpc.net/3203200203203200/Beyond-Performance-How-Great-Organizations-Build-Ultimate-Competitive-Advantage-by-Scott-Keller.pdf
    • http://xiixmcuin.linkpc.net/9200201201209207/Kindle-Publishing-Guide-How-To-Rank-Your-Kindle-Book-1-On-Amazon-In-30-Days-Or-Less-by-Romy-Banciu.pdf