Malicious PDF — malware analysis report

Static analysis result for SHA-256 60981c73c7382dc7…

MALICIOUS

PDF

15.9 KB Created: 2019-04-30 03:57:25 +01:00 Authoring application: mPDF 5.7
MD5: 96ab87710a01ada91a283d76d75805e6 SHA-1: 7510b890e542413232d059549b69f26c8ec5047a SHA-256: 60981c73c7382dc7a831368d1ce3cc32ae7f09f3bcb5d873bb809fc303f09587
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, identified as a link farm. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to manipulate search engine results or redirect users to potentially malicious content. No scripts were extracted, but the structure and embedded URLs are indicative of a malicious PDF designed for link distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9892

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/4201203201204203/Cassie-Palmer-Series-Cassandra-Palmer-1-4-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2208201206201202/Masks-Cassandra-Palmer-6-5-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2208201207204204/The-Queen-s-Witch-Cassandra-Palmer-0-6-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2208201201203200/Tempt-the-Stars-Cassandra-Palmer-6-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/3205207206205/Embrace-the-Night-Cassandra-Palmer-3-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/3200206202207200/Touch-the-Dark-Cassandra-Palmer-1-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2209203207203206/Touch-the-Dark-Cassandra-Palmer-1-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/3204203205206/Touch-the-Dark-Cassandra-Palmer-1-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2200207204/Reap-the-Wind-Cassandra-Palmer-7-by-Karen-Chance.pdf
    • http://xiixmcuin.linkpc.net/2207207204208200/The-Bachelor-s-Bargain-Miss-Pickworth-Series-2-by-Catherine-Palmer.pdf
    • http://xiixmcuin.linkpc.net/2209209200206205/Healer-s-Quest-The-Renegade-World-Series-1-by-Jessica-Palmer.pdf
    • http://xiixmcuin.linkpc.net/1201207204200204203/Karen-Rose-Books-2017-Checklist-Reading-Order-of-Baltimore-Series-Chicago-Series-Cincinnati-Series-Daniel-Vartanian-Series-Romantic-Suspense-Series-and-List-of-All-Karen-Rose-Books-by-Series-List.pdf
    • http://xiixmcuin.linkpc.net/3203206200205209/Wanted-by-Dee-Palmer.pdf
    • http://xiixmcuin.linkpc.net/1202206206200200/Birthright-by-R-J-Palmer.pdf
    • http://xiixmcuin.linkpc.net/2204209208203/Emergence-by-David-R-Palmer.pdf
    • http://xiixmcuin.linkpc.net/3204208205201208/Lawless-by-Diana-Palmer.pdf
    • http://xiixmcuin.linkpc.net/2202203201201200/Seeing-Me-Naked-by-Liza-Palmer.pdf
    • http://xiixmcuin.linkpc.net/1207205203201202/The-MirrorMasters-by-Lora-Palmer.pdf
    • http://xiixmcuin.linkpc.net/1208203205204200/The-Last-Mercenary-by-Diana-Palmer.pdf
    • http://xiixmcuin.linkpc.net/2200200205204204/Heartless-by-Diana-Palmer.pdf

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