Malicious PDF — malware analysis report

Static analysis result for SHA-256 496dcf00168a17d8…

MALICIOUS

PDF

39.1 KB Authoring application: PDFedit First seen: 2021-02-19
MD5: a963cc702785acf845082933c1fe48bf SHA-1: 2f287a8874b1148093db5b89be1eeb5df0ecc2c8 SHA-256: 496dcf00168a17d81f4c49685a507044d66a90d02c6689488f52791385947755
152 Risk Score

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://mvsbusinesssolutions.com/uploads/1/3/0/5/130542727/1523487.pdf In PDF document text
    • http://andreasclothing.com/uploads/1/3/0/5/130589413/4797321.pdfIn PDF document text
    • http://designsbylex.com/uploads/1/3/0/4/130436213/4895590.pdfIn PDF document text
    • http://xrdsfaith.com/uploads/1/3/0/5/130543684/0746f5c.pdfIn PDF document text
    • http://hawaiieventlighting.com/uploads/1/3/0/5/130551356/rujopo-sazazelabev-fasuxizaseg.pdfIn PDF document text
    • http://3dstereopad.com/uploads/1/3/0/3/130323437/8c55d3.pdfIn PDF document text
    • http://adaisyadayvintageandantiques.com/uploads/1/3/0/7/130739690/130739690.html#simple+past+irregular+verbs+worksheetsIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010ad.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x10AD 7972 bytes
SHA-256: a6b8f2079fc06c20f486967e57a1d2aad46e06decf750313b24808afa15dd148
font_01_sfnt_off00005252.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5252 16060 bytes
SHA-256: 40a403f8312ff9c93041e514e965a4d57d797ba541f1da729710ef172887bfc2

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