Malicious PDF — malware analysis report

Static analysis result for SHA-256 b656ebf8098a77eb…

MALICIOUS

PDF

41.1 KB Authoring application: PDFBox First seen: 2021-04-10
MD5: 705805667f7530182c80c646c9c6ddf1 SHA-1: 7df9036f7fb07330be1791769def8e00a4ab3264 SHA-256: b656ebf8098a77ebb8fdd11192d205666be8c6ceb4ca2c4b0ccb8a1e33472a54
152 Risk Score

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://thewicklowway.org/uploads/1/3/0/6/130605292/tatutalozupixik-nigosalutisa-fewova-nugisorokev.pdf In PDF document text
    • http://phaemacmin.com/uploads/1/3/0/2/130287808/riginun.pdfIn PDF document text
    • http://mraustin5.weebly.com/uploads/1/3/0/4/130488983/tesoja.pdfIn PDF document text
    • http://callaneventplanner.com/uploads/1/3/0/5/130540437/mapulix.pdfIn PDF document text
    • http://nocturnewoodworks.com/uploads/1/3/0/4/130436181/cb8adcbb106.pdfIn PDF document text
    • http://peterhaas.net/uploads/1/3/0/6/130604527/digamul_taxakaxepum_wowepax.pdfIn PDF document text
    • http://mikewallacedesign.weebly.com/uploads/1/3/0/5/130543351/jebesumare-jofig-baxanig-gobisuziwizopi.pdfIn PDF document text
    • http://saintjohnsmilton.org/uploads/1/3/0/2/130274330/994858.pdfIn PDF document text
    • http://sharonostrov.com/uploads/1/3/0/7/130738863/talokosim.pdfIn PDF document text
    • https://vowivezax.weebly.com/uploads/1/3/0/4/130476205/3501187.pdfIn PDF document text
    • http://bfaog.com/uploads/1/3/0/6/130639551/130639551.html#gmat+sample+test+papers+pdfIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012c3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12C3 9200 bytes
SHA-256: c91e33040a3c253caa6af52649a6b5aaeb5a80cac15caefdea14ebc1100090ab

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