Malicious PDF — malware analysis report

Static analysis result for SHA-256 11dd493525a12772…

MALICIOUS

PDF

19.5 KB Created: 2019-05-02 17:14:43 +01:00 Authoring application: mPDF 5.7
MD5: 24d9979127a258dcdfc6a7b816d97a2f SHA-1: 84a78052657b0ce0654c8265b2eb91f7e6db9707 SHA-256: 11dd493525a127722766aa6ea7eed536f5f637965c1b4226775d7da4eabe1b35
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document was flagged by a machine learning classifier and contains a large number of embedded URLs, suggesting a link farm or distribution mechanism. While the document body is heavily obfuscated, the presence of numerous external links points towards an attempt to manipulate search engine results or redirect users to potentially malicious content. No scripts were extracted, but the PDF structure itself is suspicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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://loaminoo.linkpc.net/2091097093091097/Through-Jenna-s-Eyes-by-Kristi-Gold.pdf
    • http://loaminoo.linkpc.net/7092093099096091/Damage-Control-Hotel-Marchand-4-by-Kristi-Gold.pdf
    • http://loaminoo.linkpc.net/5097091095092/Banished-from-Grace-Fall-from-Grace-1-by-Aria-Williams.pdf
    • http://loaminoo.linkpc.net/8096094097096/Grace-Gold-and-Glory-My-Leap-of-Faith-by-Gabrielle-Douglas.pdf
    • http://loaminoo.linkpc.net/4099097090098090/Fall-from-Grace-by-Jill-Barnett.pdf
    • http://loaminoo.linkpc.net/4098098098099/The-Necessary-Grace-to-Fall-by-Gina-Ochsner.pdf
    • http://loaminoo.linkpc.net/7092097098/Fall-from-Grace-by-Danielle-Steel.pdf
    • http://loaminoo.linkpc.net/7095095093092094/Chronicle-of-a-Fall-from-Grace-by-Sandor-L-S-G-Marai.pdf
    • http://loaminoo.linkpc.net/9092090099091/In-the-Grip-of-Grace-You-Can-t-Fall-Beyond-His-Love-by-Max-Lucado.pdf
    • http://loaminoo.linkpc.net/2095099094097090/Class-Collision-Fall-from-Grace-by-Annette-Mackey.pdf
    • http://loaminoo.linkpc.net/3098095092098098/The-Fall-of-the-Asante-Empire-The-Hundred-Year-War-for-Africa-s-Gold-Coast-by-Robert-B-Edgerton.pdf
    • http://loaminoo.linkpc.net/2090090096095095/The-Tricky-Part-One-Boy-s-Fall-from-Trespass-into-Grace-by-Martin-Moran.pdf
    • http://loaminoo.linkpc.net/3097095094092094/-Before-the-Fall-8-Shingeki-no-Kyojin-Before-the-Fall-8-Attack-on-Titan-Before-the-Fall-Manga-8-by-Hajime-Isayama.pdf
    • http://loaminoo.linkpc.net/7093091098098/Yukon-Gold-The-Story-of-the-Klondike-Gold-Rush-by-Charlotte-Foltz-Jones.pdf
    • http://loaminoo.linkpc.net/1090091096099091096/Gold-The-Story-of-the-1848-Gold-Rush-and-How-It-Shaped-a-Nation-by-Fred-Rosen.pdf
    • http://loaminoo.linkpc.net/3096097099097096/The-Age-of-Gold-The-California-Gold-Rush-and-the-New-American-Dream-by-H-W-Brands.pdf
    • http://loaminoo.linkpc.net/9096093097096099/Der-gro-e-Gold-Insider-Report-In-Gold-investiren-lohnt-immer-Edelmetalle-mit-System-by-Dennis-Nowak.pdf
    • http://loaminoo.linkpc.net/3097097098094095/Secrets-of-the-Nanny-Whisperer-A-Practical-Guide-for-Finding-and-Achieving-the-Gold-Standard-of-Care-for-Your-Child-by-Tammy-Gold.pdf
    • http://loaminoo.linkpc.net/3097097099099097/Criminal-Gold-Cantor-Gold-Crime-1-by-Ann-Aptaker.pdf
    • http://loaminoo.linkpc.net/1091099090090095090/Two-Years-in-the-Klondike-and-Alaskan-Gold-Fields-1896-1898-A-Thrilling-Narrative-of-Life-in-the-Gold-Mines-and-Camps-by-William-B-Haskell.pdf

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