Malicious PDF — malware analysis report

Static analysis result for SHA-256 98bb226132ebf97d…

MALICIOUS

PDF

36.0 KB Authoring application: Scribus
MD5: e065de0b0166ea9c9af1ab4e96caa762 SHA-1: 6d0ea7bb6b52f0c0686811ca0f27faa25c307587 SHA-256: 98bb226132ebf97d9bd38b1e4fcc4db8df2f85ff9064e5ae6564354cf628a8ac
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF file was flagged by multiple heuristics, including a critical finding for a PDF link farm and ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0. The embedded URLs suggest a phishing or SEO manipulation scheme, aiming to redirect users to potentially malicious content hosted on various domains. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://naturalfitnessvt.com/uploads/1/3/0/3/130313186/zewowezoxala.pdf
    • http://michellesusanmarketing.com/uploads/1/3/0/3/130313169/logoselu_mesafipowa_vudidelulotaje.pdf
    • http://ooredoooman.net/uploads/1/3/0/5/130540281/kuzoxowujijipave.pdf
    • http://playpass.net/uploads/1/3/0/6/130604369/kowimidiravov-fawojujida-vifid-pidimedajuxa.pdf
    • http://www.robvantol.net/uploads/1/3/0/3/130312986/gejegewe.pdf
    • http://liftandlevelconcrete.org/uploads/1/3/0/6/130605044/lapilogojibageso.pdf
    • http://admin.sacredinnerwild.com/uploads/1/3/0/6/130621597/jupevusagis_gevurufejemidad_gejewum_duvuzepeniziv.pdf
    • http://orcharddevelopments.net/uploads/1/3/0/6/130621310/5944248.pdf
    • http://spartanburginsurance.net/uploads/1/3/0/5/130552017/lopojiwiv_bimukubisumasob_timur.pdf
    • http://bucketmedia.net/uploads/1/3/0/5/130540246/3b52a5e236d6f.pdf
    • http://pawsfor.org/uploads/1/3/0/5/130551135/130551135.html#apple+airport+express+printer+setup+windows

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000035dc.bin
e907db202d6cfcdaf73847893d1ba25daa982e5339566779dd5d7b4d095fd84e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x35DC 8064 bytes

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