Malicious PDF — malware analysis report

Static analysis result for SHA-256 952993c66113a924…

MALICIOUS

PDF

15.9 KB Created: 2019-05-02 17:23:46 +01:00 Authoring application: mPDF 5.7
MD5: a21f1c931a946fe3061b74aec06c1bb5 SHA-1: 701631bbc79d3ff4cf2ed6e725729e4ad2d3f4b6 SHA-256: 952993c66113a924da56cf9f7484da2ac522dcd8a3201bb9b861d23c128c997e
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF contains a large number of embedded links, identified as a link farm, directing users to various external websites. This technique is often used to distribute malicious content or phish for credentials. The ML classifier also flagged this PDF as malicious with high confidence. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9892

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/8095094091098/How-to-Talk-Dirty-and-Influence-People-by-Lenny-Bruce.pdf
    • http://loaminoo.linkpc.net/2094099093098095/I-ll-Seize-the-Day-Tomorrow-by-Jonathan-Goldstein.pdf
    • http://loaminoo.linkpc.net/8094093096093/Puppy-Chow-is-Better-Than-Prozac-The-True-Story-of-a-Man-and-the-Dog-Who-Saved-His-Life-by-Bruce-Goldstein.pdf
    • http://loaminoo.linkpc.net/1091098093097092091/Over-My-Dead-Body-by-Bruce-A-Borders.pdf
    • http://loaminoo.linkpc.net/1096097094099099/Perfectly-Healthy-Man-Drops-Dead-by-Bruce-Hartman.pdf
    • http://loaminoo.linkpc.net/3093098092096098/The-Plain-of-Dead-Cities-A-Syrian-Tale-by-Bruce-McLaren.pdf
    • http://loaminoo.linkpc.net/1090091091098097093/Diagnosis-Dead-by-Jonathan-Kellerman.pdf
    • http://loaminoo.linkpc.net/3092091095097094/God-Is-Dead-Volume-1-by-Jonathan-Hickman.pdf
    • http://loaminoo.linkpc.net/6091097094093/Dead-of-Night-Dead-of-Night-1-by-Jonathan-Maberry.pdf
    • http://loaminoo.linkpc.net/8096095099096/Dead-Man-s-Song-Pine-Deep-2-by-Jonathan-Maberry.pdf
    • http://loaminoo.linkpc.net/3095090093090097/Goodbye-to-the-Dead-Jonathan-Stride-7-by-Brian-Freeman.pdf
    • http://loaminoo.linkpc.net/5098095094093098/Goodbye-to-the-Dead-Jonathan-Stride-7-by-Brian-Freeman.pdf
    • http://loaminoo.linkpc.net/3093098099098093/Lenny-for-Your-Thoughts-by-Anyta-Sunday.pdf
    • http://loaminoo.linkpc.net/1090093095090099096/The-Love-Bombing-of-Lenny-the-Lemming-by-B-F-Moloney.pdf
    • http://loaminoo.linkpc.net/4092096099098097/House-of-Nails-A-Memoir-of-Life-on-the-Edge-by-Lenny-Dykstra.pdf
    • http://loaminoo.linkpc.net/1090098095096098/Tales-of-the-Rot-amp-Ruin-Rot-amp-Ruin-Dust-amp-Decay-Dead-amp-Gone-Flesh-amp-Bone-by-Jonathan-Maberry.pdf
    • http://loaminoo.linkpc.net/5093090093092098/Bruce-s-History-Lessons-The-First-Five-Years-2001---2006-by-Bruce-Kauffmann.pdf
    • http://loaminoo.linkpc.net/2096098092093097/As-Luck-Would-Have-It-by-Mark-A-Goldstein.pdf
    • http://loaminoo.linkpc.net/3090097095091/The-Red-Magician-by-Lisa-Goldstein.pdf
    • http://loaminoo.linkpc.net/1093091090091097/The-Red-Magician-by-Lisa-Goldstein.pdf
    • http://loaminoo.linkpc.net/8096095099096/Dead-Man-s-Song-Pine-Deep-2-by-Jonat

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