Malicious PDF — malware analysis report

Static analysis result for SHA-256 3b98af0b5f5de810…

MALICIOUS

PDF

14.1 KB Created: 2019-05-02 00:48:31 +01:00 Authoring application: mPDF 5.7
MD5: 5db5862c20f3b463ee660e4e240953fd SHA-1: 39854c47c6c7c38466bac4073c9169d504c97db0 SHA-256: 3b98af0b5f5de810999d6f630bcbfc497d37732e86fe9227c31cff73b150620b
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded links, identified as a link farm. While the URLs themselves are currently marked as benign, the sheer volume and structure suggest a malicious intent to direct users to potentially harmful content. No scripts were extracted, and the document body was unreadable, limiting further analysis of the specific lure.

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/3092098095097095/Locked-and-Loaded-Cougar-Challenge-11-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/9093092093099097/All-In-Locked-amp-Loaded-5-by-Susan-Ward.pdf
    • http://loaminoo.linkpc.net/9093092093092092/Locked-amp-Loaded-Ricochet-1-by-Heather-C-Leigh.pdf
    • http://loaminoo.linkpc.net/5090093095097097/Safeword-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/2098097094095096/The-Captive-Pet-Alien-Slave-Masters-4-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/2093095096090093/The-Rebellious-Pet-Alien-Slave-Masters-2-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/2098097094098096/The-Undercover-Pet-Alien-Slave-Masters-6-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/2093095096093097/The-Untamed-Pet-Alien-Slave-Masters-3-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/3098098096091092/The-Captain-s-Pet-Alien-Slave-Masters-1-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/3092098097091090/Hat-Trick-Cougar-Challenge-14-by-Cerise-DeLand.pdf
    • http://loaminoo.linkpc.net/1094098094090092/Hot-to-Trot-Cougar-Challenge-4-by-Desiree-Holt.pdf
    • http://loaminoo.linkpc.net/3092098092098092/Driven-Cougar-Challenge-9-by-Jayne-Rylon.pdf
    • http://loaminoo.linkpc.net/3092098097090095/Gettin-Lucky-Cougar-Challenge-16-by-Amber-Skyze.pdf
    • http://loaminoo.linkpc.net/3092098095097093/Winters-Thaw-Cougar-Challenge-3-by-Dalton-Diaz.pdf
    • http://loaminoo.linkpc.net/3092098096097092/Copping-a-Feel-Cougar-Challenge-12-by-Lexxie-Couper.pdf
    • http://loaminoo.linkpc.net/3094090097090096/Blood-Dance-Alien-Blood-Wars-1-by-Samantha-Cayto.pdf
    • http://loaminoo.linkpc.net/1098097099091096/Captured-by-her-Cougar-Cougar-Creek-Mates-2-by-Felicity-Heaton.pdf
    • http://loaminoo.linkpc.net/2099097090098095/To-Love-a-Cougar-Cougar-Surrender-2-by-Marisa-Chenery.pdf
    • http://loaminoo.linkpc.net/5093090098095095/Bases-Loaded-by-F-Leonora-Solomon.pdf
    • http://loaminoo.linkpc.net/3090091097095098/Stepbrother-Loaded-by-Madelin-Brook.pdf
    • http://loaminoo.linkpc.net/1094098094090092

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