Malicious PDF — malware analysis report

Static analysis result for SHA-256 64c8f0e22caa5ce7…

MALICIOUS

PDF

17.3 KB Created: 2020-02-06 04:15:18 +00:00 Authoring application: mPDF 5.7
MD5: 9facce00e0992b4feea5ad001903da5a SHA-1: 20273577c03ee2b3fac5a07644ecf28be54de7ca SHA-256: 64c8f0e22caa5ce75877141cae1ed0692d9ee52d87584b475e8c29bf1f632a53
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded links, identified as a link farm, which is a common technique for SEO poisoning and driving traffic to potentially malicious sites. The ML classifier also flagged this PDF as malicious with high confidence. The embedded URLs are likely used to distribute further malware or lead users to phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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://owlaokopdf.myhome.cx/481628167816481688163/Perfect-Chemistry-Perfect-Chemistry-1-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/381668162816781658168/Perfect-Chemistry-Perfect-Chemistry-1-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/881618165816281668165/Perfect-Chemistry-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/281688161816381608169/Untitled-Perfect-Chemistry-4-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/681628162816881638163/Better-Than-Perfect-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/281638168816581628167/Strange-Chemistry-The-Stories-Your-Chemistry-Teacher-Wouldn-t-Tell-You-by-Steven-Farmer.pdf
    • http://owlaokopdf.myhome.cx/1816081678162816181668167/Chemistry-for-Higher-Education-A-Practical-Guide-to-Design-a-Course-in-Chemistry-by-Jan-H-Apotheker.pdf
    • http://owlaokopdf.myhome.cx/781608163816981698165/A-Perfect-Fit-by-Naima-Simone.pdf
    • http://owlaokopdf.myhome.cx/481628166816281678163/Perfect-The-Inside-Story-of-Baseball-s-Sixteen-Perfect-Games-by-James-Buckley-Jr-.pdf
    • http://owlaokopdf.myhome.cx/381668166816581638163/In-Just-that-Perfect-Moment-The-Perfect-World-2-by-Samantha-L-Hardison.pdf
    • http://owlaokopdf.myhome.cx/181648165816681668160/The-Perfect-Distraction-Perfect-1-by-Melissa-Rolka.pdf
    • http://owlaokopdf.myhome.cx/181628168816281678166/One-Perfect-Summer-One-Perfect-1-by-Paige-Toon.pdf
    • http://owlaokopdf.myhome.cx/28160816181628165/Far-from-Perfect-Perfect-Indiana-1-by-Barbara-Longley.pdf
    • http://owlaokopdf.myhome.cx/381648165816981698167/Perfect-Redemption-Perfect-Series-3-by-Claudia-Tan.pdf
    • http://owlaokopdf.myhome.cx/281678169816081638161/Perfect-Murder-Perfect-Town-The-Uncensored-Story-of-the-JonBenet-Murder-and-the-Grand-Jury-s-Search-for-the-Truth-by-Lawrence-Schiller.pdf
    • http://owlaokopdf.myhome.cx/78163816681648160/Give-Me-Perfect-Love-Perfect-Love-2-by-Paige-P-Horne.pdf
    • http://owlaokopdf.myhome.cx/281648162816581628163/Crossing-the-Line-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/38161816281628162/Wild-Cards-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/681628162816781688165/Trilogie-Irr-sistible-alchimie-by-Simone-Elkeles.pdf
    • http://owlaokopdf.myhome.cx/681628162816781688162/Wild-Cards-eSampler-by-Simone-Elkeles.pdf

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