Malicious PDF — malware analysis report

Static analysis result for SHA-256 e471bba3cbae6f70…

MALICIOUS

PDF

13.7 KB Created: 2019-04-30 09:25:52 +01:00 Authoring application: mPDF 5.7
MD5: 4f3003f06918df00d55527d6d077fafd SHA-1: 62031e899bdf7429528445ced13c3616944bccbb SHA-256: e471bba3cbae6f70b6417b8857dfcb0d1ba57e81de14b8b08c5f448ca6bfa995
60 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a link farm. The primary heuristic indicates this is a critical finding, suggesting a malicious intent to direct users to potentially harmful content. While the specific URLs themselves are currently marked as benign, the sheer volume and structure point towards a deceptive tactic. No scripts were extracted from this sample.

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/9098093093097098/Slaughterhouse-Five-The-Sirens-Of-Titan-Player-Piano-Cat-s-Cradle-Breakfast-Of-Champions-Mother-Night-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9092098094090096/Building-the-Monkey-House-At-Kurt-Vonnegut-s-Writing-Table-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9098093094098095/The-Kurt-Vonnegut-Jr-Audio-Collection-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/5093091096090090/Kurt-Vonnegut-The-Last-Interview-and-Other-Conversations-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9098093094092091/Three-by-Vonnegut-Cat-s-Cradle-Slaughterhouse-Five-Breakfast-of-Champions-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9098093093097096/Essential-Vonnegut-Interviews-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/2098095094099090/Cat-s-Cradle-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/8092097098095/Cat-s-Cradle-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9098093093098094/FUBAR-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/2092097098090096/Gal-pagos-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9092098093092093/Timequake-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/6092091092095098/Slaughterhouse-Five-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/3092097090090092/Next-Door-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9098093094098097/The-Kid-Nobody-Could-Handle-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/2099097093093091/Drawings-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/1095098096090/Slaughterhouse-Five-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/3097099097096091/Jailbird-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/4091093091090/God-Bless-You-Dr-Kevorkian-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/3094090095092092/Breakfast-Of-Champions-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/3097097096097094/Mother-Night-by-Kurt-Vonnegut.pdf
    • http://loaminoo.linkpc.net/9092098093092093/Timequa

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