Malicious PDF — malware analysis report

Static analysis result for SHA-256 38369c4dc28aed16…

MALICIOUS

PDF

35.8 KB Authoring application: Smallpdf Desktop First seen: 2021-02-19
MD5: acee500804f6d95a3c3c750af0fb81a4 SHA-1: e9d64956416afaa77fd332b15e3ebe99dc145d73 SHA-256: 38369c4dc28aed160fad6ea5cdad8df5b8488e4c5e34b4c4f4f0bc9384b862d3
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://binarybotreviews.com/uploads/1/3/0/4/130489001/wiveravivaga.pdf In PDF document text
    • http://world-store-line.site/uploads/1/3/0/4/130483980/fazirezosuzut.pdfIn PDF document text
    • http://mountainzonewaterpolo.com/uploads/1/3/0/5/130588276/6d82ddacd.pdfIn PDF document text
    • http://manorbedandbreakfast.com/uploads/1/3/0/3/130323255/7779891728.pdfIn PDF document text
    • http://hvzaction.com/uploads/1/3/0/5/130551187/d7c9d28d8e.pdfIn PDF document text
    • http://botoxduluth.com/uploads/1/3/0/4/130489358/nudowubotesofe-zugixogepivude-gelufuwafaduke-nipifojilekez.pdfIn PDF document text
    • http://r-ewolucje.com/uploads/1/3/0/4/130476940/130476940.html#atomic+absorption+and+emission+line+spectraIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012e8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12E8 7612 bytes
SHA-256: 0ffe9a0ab2d9c1a281543757ddf0769e6684af09af2115ffb29b054cc3652f5d

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