Malicious PDF — malware analysis report

Static analysis result for SHA-256 c62c2730e8b5cdab…

MALICIOUS

PDF

35.6 KB Authoring application: SWFTools
MD5: 454d20abd5f472009d97214519fa94e3 SHA-1: e6f4382ff09b9e1a7a7f0d577a70009170a7a8e6 SHA-256: c62c2730e8b5cdab1f377a1df3373d97da24f8b45a0e6cd9cd83babfb7c4eb58
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links to external PDF documents hosted on various domains. This behavior is indicative of a link farm or SEO manipulation tactic, which is often used to distribute malicious content or to improve the ranking of malicious sites. The ClamAV detection of 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious intent, likely related to phishing or traffic redirection.

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://soulchambergaming.com/uploads/1/3/0/6/130639790/3074014.pdf
    • http://www.makingyourselfgreat.com/uploads/1/3/0/6/130620729/ced72.pdf
    • http://almultiservices.ca/uploads/1/3/0/7/130739278/gowevujobeg.pdf
    • http://mail.juniperblend.com/uploads/1/3/0/5/130589198/d90b91e504.pdf
    • http://ventonconsulting.com/uploads/1/3/0/5/130589219/wizopalelelodakim.pdf
    • http://nancyhamiltonmyers.com/uploads/1/3/0/7/130776324/7378128.pdf
    • http://debndaveswedding.com/uploads/1/3/0/2/130289204/6931248.pdf
    • http://plantforagreenearth.org/uploads/1/3/0/7/130739188/fazoti-sigimibugatet.pdf
    • http://trollsock.com/uploads/1/3/0/3/130324331/zemogefasenox.pdf
    • http://trauma-toolkit.com/uploads/1/3/0/2/130289443/jojujuwonemav.pdf
    • http://doulajane.com/uploads/1/3/0/6/130620670/tunezenojudomigor.pdf
    • http://samedayresume.net/uploads/1/3/0/8/130874097/7d38d510f.pdf
    • http://kathyfitzsimmonsart.com/uploads/1/3/0/7/130739806/38245.pdf
    • http://adsl-63-204-18-43.benefitplans.org/uploads/1/3/0/2/130289558/130289558.html#h%C3%B6rverstehen+englisch+abitur

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000030f0.bin
2e6b5a4d77e9937c997c04b68707ba36b4a16ae4c4f11a0adddf48bc4eccef8c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x30F0 8760 bytes

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