Malicious PDF — malware analysis report

Static analysis result for SHA-256 e5ac1cc45133ef96…

MALICIOUS

PDF

41.2 KB Authoring application: SWFTools
MD5: a93c6e8322925291e7203966552af1b9 SHA-1: 7bccbbedf53309d92df4163bd319a274cdd183de SHA-256: e5ac1cc45133ef961a000cedb6653b435456662a09a21f5216d1aeff500debcc
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file was flagged by multiple heuristics, including ClamAV and an ML classifier, as malicious. The critical PDF_SEO_LINK_FARM heuristic indicates the presence of a large number of external links, with the primary domain being planteriget.com. These links are likely used for a link farm or to redirect users to phishing or malware hosting sites. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • 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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://planteriget.com/uploads/1/3/0/5/130551185/1288106.pdf
    • http://darcyrylander.com/uploads/1/3/0/6/130620609/7240649.pdf
    • http://ashlandfenceco.com/uploads/1/3/0/6/130621036/4293951.pdf
    • http://stevedurkac.net/uploads/1/3/0/2/130274338/lodesutexupine.pdf
    • http://monashsoccerclub.com/uploads/1/3/0/6/130621960/2173925949bda4.pdf
    • https://xupixatotox.weebly.com/uploads/1/3/0/2/130272452/sapab.pdf
    • http://middlechildclothing.com/uploads/1/3/0/5/130543133/1d65a0b0f.pdf
    • http://motherstouchmedical.com/uploads/1/3/0/6/130620807/jatotawibiru.pdf
    • http://zankpos.com/uploads/1/3/0/6/130639559/religiruvet.pdf
    • http://texaslandexperts.com/uploads/1/3/0/3/130323116/barulazerimi_fizagatipogupu_sifanefazixew_nameba.pdf
    • http://sterlingtoursltdeurope.com/uploads/1/3/0/5/130588239/1961564.pdf
    • http://allamericandogexpo.com/uploads/1/3/0/4/130488861/130488861.html#membranoproliferative+glomerulonephritis+%28mpgn%29

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012c1.bin
774848f5ea786b080a1bd3972c7ea7519ad97f7864ab6dbc615c07027634fe45		 pdf-font-stream PDF embedded font (sfnt) at offset 0x12C1 8368 bytes

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