Malicious PDF — malware analysis report

Static analysis result for SHA-256 1182aea5d6e469b1…

MALICIOUS

PDF

66.3 KB Authoring application: Inkscape
MD5: 704a03221b700857f2dd995a265aaf3e SHA-1: d546b7242a3a57315864756802225de6c0322c02 SHA-256: 1182aea5d6e469b15f73122c705ac875c2b221a3bde64e20f75e3f03061440ba
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded URLs pointing to external PDF files across numerous domains. This behavior is indicative of a link farm, potentially used for SEO manipulation or to distribute further malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, aligning with a phishing or content distribution scheme.

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://miupnorthwedding.com/uploads/1/3/0/6/130604638/3624513.pdf
    • http://sharnascavysanctuary.com.au/uploads/1/3/0/7/130775629/413774.pdf
    • http://thepioneercrafthouse.org/uploads/1/3/0/5/130588318/doborisazep.pdf
    • http://skinsugarrx.com/uploads/1/3/0/7/130775291/1510c346.pdf
    • http://lamscaping.com/uploads/1/3/0/2/130289240/4442d1.pdf
    • http://www.eewade.com/uploads/1/3/0/5/130589037/9027386.pdf
    • http://newyorkwinelaw.com/uploads/1/3/0/3/130379294/siropinivajetuku.pdf
    • http://meteorite-village-happytour.com/uploads/1/3/0/5/130551177/57b45370ece24.pdf
    • http://chloedaniellewhite.com/uploads/1/3/0/8/130814631/deluvipamojunujom.pdf
    • http://ingeniousrealestate.com/uploads/1/3/0/3/130312991/1457657.pdf
    • http://mountainupcaps.com/uploads/1/3/0/5/130590215/nuron.pdf
    • http://headelitefl.com/uploads/1/3/0/5/130589032/925edfd353f.pdf
    • http://tenminutetires.com/uploads/1/3/0/4/130476263/zoxigerofojageb.pdf
    • http://rhythmjackson.com/uploads/1/3/0/8/130814284/d4376237a0719eb.pdf
    • http://mta-sts.mail.thewriterhobbyist.com/uploads/1/3/0/5/130590532/1e683e338fee.pdf
    • http://musicwithjojo.com/uploads/1/3/0/4/130476574/9902508.pdf
    • http://keithwardfiction.com/uploads/1/3/0/2/130289240/luwatifenawakuwewol.pdf
    • http://lmi7fs.salon225.com/uploads/1/3/0/7/130776393/130776393.html#how+to+get+past+the+forest+temple+in+ocarina+of+time+3ds

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000151a.bin
eaa05c43c0c4ba70c7f9fe6c47b7f5cb129b402714c67e91547de2aa2aef9850		 pdf-font-stream PDF embedded font (sfnt) at offset 0x151A 8608 bytes

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