Malicious PDF — malware analysis report

Static analysis result for SHA-256 60ecadda48362679…

MALICIOUS

PDF

13.2 KB Created: 2019-04-29 22:59:26 +01:00 Authoring application: mPDF 5.7
MD5: c9f3fc02ddfef57437399282b4c06f88 SHA-1: 44ab5ebbf39d19c929803f666f9596aaf4706602 SHA-256: 60ecadda48362679fdc51a7865ed7458c9ee9caafefcfb198983b12422c1672f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, identified as a 'PDF_SEO_LINK_FARM' heuristic. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to direct users to external resources, potentially for SEO spam or to distribute further malware. No scripts were extracted, and the ML classifier flagged it as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9006

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/2090098097091096/Vibrant-Matter-A-Political-Ecology-of-Things-by-Jane-Bennett.pdf
    • http://loaminoo.linkpc.net/8095097090094098/Pale-Companion-Pale-2-by-Mac-Flynn.pdf
    • http://loaminoo.linkpc.net/8095097091095093/Pale-Lover-Pale-3-by-Mac-Flynn.pdf
    • http://loaminoo.linkpc.net/8095097093092090/The-Pale-The-Pale-Series-by-A-D-Wittman.pdf
    • http://loaminoo.linkpc.net/2094091092095090/Chapter-One-Janey-by-Mary-Catherine.pdf
    • http://loaminoo.linkpc.net/3095096092097092/Sugar-Baby-Lies-by-C-S-Janey.pdf
    • http://loaminoo.linkpc.net/1091094094094098/Janey-s-Choice-Phair-Sisters-2-by-Bernice-Thurman-Hunter.pdf
    • http://loaminoo.linkpc.net/2092094096093099/The-Secrets-of-Sophia-Musgrove-Dancing-and-Deception-by-Janey-Louise-Jones.pdf
    • http://loaminoo.linkpc.net/9091096095096096/John-G-Bennett-s-Talks-on-Beelzebub-s-Tales-by-J-G-Bennett.pdf
    • http://loaminoo.linkpc.net/4097098094094099/Life-Is-a-Gift-The-Zen-of-Bennett-by-Tony-Bennett.pdf
    • http://loaminoo.linkpc.net/1090096097093099097/Below-the-Surface-by-Michael-Hofmeister.pdf
    • http://loaminoo.linkpc.net/1097090091091091/Surface-Children-by-Dean-Blake.pdf
    • http://loaminoo.linkpc.net/1090098092098099/Touching-the-Surface-by-Kimberly-Sabatini.pdf
    • http://loaminoo.linkpc.net/5092090090096096/Striking-Surface-by-Jason-Schneiderman.pdf
    • http://loaminoo.linkpc.net/9090099092094095/Pictures-from-the-Surface-of-the-Earth-by-Wim-Wenders.pdf
    • http://loaminoo.linkpc.net/4094096091092090/Below-the-Surface-Code-of-Silence-3-by-Tim-Shoemaker.pdf
    • http://loaminoo.linkpc.net/5090099092093091/Surface-of-the-Lit-World-by-Shane-Seely.pdf
    • http://loaminoo.linkpc.net/1095092097094097/Surface-With-Daring-by-Douglas-Reeman.pdf
    • http://loaminoo.linkpc.net/1096093097096098/Chasing-at-the-Surface-by-Sharon-Mentyka.pdf
    • http://loaminoo.linkpc.net/4099094091096095/Swimming-to-the-Surface-by-Kristin-Billerbeck.pdf

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