Malicious PDF — malware analysis report

Static analysis result for SHA-256 c88ee96ebcc52892…

MALICIOUS

PDF

17.3 KB Created: 2019-05-02 19:42:38 +01:00 Authoring application: mPDF 5.7
MD5: db1177d28544873d18a54ef2c3971d74 SHA-1: 6b88f44ddef4f6ce4b6d774da7f9d71553ffbf8d SHA-256: c88ee96ebcc52892a9168daf72c2f2e301d30f68dfbff6340c801cedce3f7132
90 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded links to external websites, identified as a link farm. While the URLs themselves are currently marked as benign, the sheer volume and the heuristic firing of PDF_SEO_LINK_FARM indicate a malicious intent, likely for SEO manipulation or to redirect users to malicious content. The ML classifier also strongly flagged this PDF as malicious.

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://loaminoo.linkpc.net/1096092097/Hollywood-Dirt-Hollywood-Dirt-1-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/3096091091/Moonshot-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/4096090098095096/Sex-Love-Repeat-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/2096097094091099/Double-Down-All-In-Duet-2-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/7096098099090090/Do-Us-Part-The-Dumont-Diaries-4-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/4097099099096095/For-the-First-Time-Twenty-One-Brand-New-Stories-of-First-Love-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/7092095091097/Blindfolded-Innocence-Innocence-1-by-Alessandra-Torre.pdf
    • http://loaminoo.linkpc.net/4091098095093/Joe-Torre-s-Ground-Rules-for-Winners-12-Keys-to-Managing-Team-Players-Tough-Bosses-Setbacks-and-Success-by-Joe-Torre.pdf
    • http://loaminoo.linkpc.net/1098096092090095/Red-Dirt-Heart-4-Red-Dirt-4-by-N-R-Walker.pdf
    • http://loaminoo.linkpc.net/1091098097098093/La-Torre-Oscura-VII---Tomo-2-of-2-La-Torre-Oscura-7-by-Stephen-King.pdf
    • http://loaminoo.linkpc.net/1099092096091091/Red-Dirt-Heart-Imago-Red-Dirt-4-5-Imago-2-5-by-N-R-Walker.pdf
    • http://loaminoo.linkpc.net/7095098095098/Hollywood-Wives---The-New-Generation-Hollywood-Series-4-by-Jackie-Collins.pdf
    • http://loaminoo.linkpc.net/4094091091098099/Hollywood-Rocks-The-Ultimate-Guide-to-the-1980-s-Hollywood-California-Rock-N-Roll-Music-Scene-by-Michael-J-Rocchio.pdf
    • http://loaminoo.linkpc.net/7091092091092/Hollywood-Husbands-Hollywood-Series-2-by-Jackie-Collins.pdf
    • http://loaminoo.linkpc.net/1090095096094099091/Hollywood-Jury-Hollywood-Alphabet-10-by-M-Z-Kelly.pdf
    • http://loaminoo.linkpc.net/2097095093092096/Fiction-Writing-Tips-From-Hollywood-How-to-Write-Explosive-Fiction-by-Mimicing-Hollywood-Blockbusters-by-Jennifer-Arnett.pdf
    • http://loaminoo.linkpc.net/1091097091093097096/Hollywood-Headlines-Mysteries-Boxed-Set-Hollywood-Headlines-1-3-by-Gemma-Halliday.pdf
    • http://loaminoo.linkpc.net/1099092090094098/Alessandra-by-Ann-M-Pratley.pdf
    • http://loaminoo.linkpc.net/1092097095097096/The-Girl-in-6E-Deanna-Madden-1-by-A-R-Torre.pdf
    • http://loaminoo.linkpc.net/4099092097091090/The-Girl-in-6E-Deanna-Madden-1-by-A-R-Torre.pdf
    • http://loaminoo.linkpc.net/109909209

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