Malicious PDF — malware analysis report

Static analysis result for SHA-256 cbb4fe5bad4f2d84…

MALICIOUS

PDF

12.4 KB Created: 2019-05-02 17:03:25 +01:00 Authoring application: mPDF 5.7
MD5: 8448a57842232eafa056054db9808e40 SHA-1: 2b634dfd744b31aa0df69bfef560fff481d7c60c SHA-256: cbb4fe5bad4f2d842970072b856e07046abc0fbd13bd20ce0b395751dfb4302a
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. The document body, though partially corrupted, also shows these links. While the URLs themselves are marked as benign, the sheer volume and structure suggest a malicious intent, likely for SEO manipulation or to distribute further malicious content. No scripts were extracted, and the family is unknown.

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/3091096094092097/Chickadee-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/6093091095/Four-Souls-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/3093094097096092/Four-Souls-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/4098097094095/Shadow-Tag-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/1098096093094092/Shadow-Tag-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/9098094094096/The-Years-of-my-Birth-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/1099093095092092/The-Game-of-Silence-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/1099090095098090/The-Round-House-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/5099092093/The-Bingo-Palace-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/5096092095/The-Beet-Queen-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/3093098096093092/The-Beet-Queen-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/4090092093098096/The-Plague-of-Doves-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/1095090090090/The-Last-Report-on-the-Miracles-at-Little-No-Horse-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/4098094095094090/The-Master-Butchers-Singing-Club-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/1093094094096091/The-Master-Butchers-Singing-Club-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/2097095095096097/The-Blue-Jay-s-Dance-A-Birth-Year-by-Louise-Erdrich.pdf
    • http://loaminoo.linkpc.net/3097099090097092/Louise-s-Dilemma-Louise-Pearlie-3-by-Sarah-R-Shaber.pdf
    • http://loaminoo.linkpc.net/4095090097093092/Tracks-by-Niv-Kaplan.pdf
    • http://loaminoo.linkpc.net/4098097090095094/Along-the-Tracks-by-Tamar-Bergman.pdf
    • http://loaminoo.linkpc.net/9097091098099096/Dismantling-the-Tracks-by-D-evad-Karahasan.pdf

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