Malicious PDF — malware analysis report

Static analysis result for SHA-256 aeb98d344ecd788c…

MALICIOUS

PDF

12.4 KB Created: 2019-05-02 05:22:51 +01:00 Authoring application: mPDF 5.7
MD5: 5c481d83538b34ca714ceda452a6b244 SHA-1: 0b6c3d73e611aa895f18f5aa24975531845dbf69 SHA-256: aeb98d344ecd788caef566a977f0de30b67e11bfdd066c5e1bdb92be780ca58b
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The PDF file contains a large number of embedded links pointing to external PDF documents hosted on the domain 'cefasfese.4pu.com'. This behavior is indicative of a link farm or a lure to a malicious site, potentially for further exploitation or credential harvesting. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the immediate intent beyond the link farm.

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://cefasfese.4pu.com/3730735739738739/Orlando-Mrs-Dalloway-To-The-Lighthouse-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/4730739735733734/The-Diary-of-Virginia-Woolf-Volume-Five-1936-1941-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3732737739733738/The-Complete-Shorter-Fiction-of-Virginia-Woolf-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/4736731732732/A-Writer-s-Diary-Being-Extracts-from-the-Diary-of-Virginia-Woolf-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/2733737733730739/On-Being-Ill-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3731732736732735/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/6730734738738733/Mrs-Dalloway-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/4733731738732731/Kew-Gardens-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/2731733732732736/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/4731731733737732/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/9739730731739735/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3735733732739730/Mrs-Dalloway-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3732737734734/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3733733731730739/A-Room-of-One-s-Own-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/2735738736738731/Mrs-Dalloway-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/4730731735735735/Moments-of-Being-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3734739734732739/Virginia-Woolf-by-Hermione-Lee.pdf
    • http://cefasfese.4pu.com/1739733739736730/Orlando-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/7736730738734733/MRS-DALLOWAY-by-Virginia-Woolf.pdf
    • http://cefasfese.4pu.com/3732739736732739/The-Years-by-Virginia-Woolf.pdf

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