Malicious PDF — malware analysis report

Static analysis result for SHA-256 80af088be46cb047…

MALICIOUS

PDF

46.4 KB Authoring application: PDF Studio First seen: 2020-09-07
MD5: feb69614fc9f175e31220f12633837de SHA-1: dac38f533345ff81063a8d22c99c9e9a114aded4 SHA-256: 80af088be46cb047b1ffd85c3dd6efdf562dae68baf2f7fd32c1f31c46906e02
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious sites. ClamAV detected this as 'Pdf.Phishing.TtraffRobotInstall-7605656-0', indicating a phishing or traffic redirection intent. The ML classifier also strongly flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9994

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://connectionsthruart.com/uploads/1/3/0/7/130776338/mowujobimivanag.pdf In PDF document text
    • http://orockrotorua.co.nz/uploads/1/3/0/3/130323755/99c85eade9b.pdfIn PDF document text
    • http://digitalvitaminagency.com/uploads/1/3/0/6/130639559/joluzolibe_pijurexu_vofipazudabe_jerufuxijedex.pdfIn PDF document text
    • http://hotwinedeals.com/uploads/1/3/0/5/130538862/d3e96baf7e83b.pdfIn PDF document text
    • http://cougarconstructionsales.com/uploads/1/3/0/6/130620926/bipes.pdfIn PDF document text
    • http://raverflavor.net/uploads/1/3/0/6/130620309/repefowevax.pdfIn PDF document text
    • http://npcpasolutions.com/uploads/1/3/0/6/130639306/ruxuzosifaxek.pdfIn PDF document text
    • http://toycity.com/uploads/1/3/0/4/130483631/buzezavole-jaxoximazibekop-fidatewat-wuzujonupu.pdfIn PDF document text
    • http://carroattrezziusati.com/uploads/1/3/0/4/130435726/54dd9cfc.pdfIn PDF document text
    • http://precious-time-in-africa.co.za/uploads/1/3/0/3/130379485/gevonigixo.pdfIn PDF document text
    • http://webmail.t2troubleshooting.com/uploads/1/3/0/4/130476215/130476215.html#sodium+bicarbonate+and+acetic+acid+balanced+chemical+equationIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003b6e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3B6E 8572 bytes
SHA-256: 7ebcc0beb18b552999a061d4d96c001ebb230a70c8ebafd071604d3cc95509af
font_01_sfnt_off00007eea.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7EEA 2652 bytes
SHA-256: e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea

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