Malicious PDF — malware analysis report

Static analysis result for SHA-256 5b944102e297a7b2…

MALICIOUS

PDF

43.3 KB Authoring application: ImageMagick
MD5: 73a36ce29fe61f7fc68dc515d261e189 SHA-1: 145900b75d8af3113a13fd366487122f3616751a SHA-256: 5b944102e297a7b2dbdd6e7a170d13765985aba92b0f3b01f1cc304f74616984
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file contains embedded URLs that redirect to other PDF files, suggesting a phishing or malware distribution scheme. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly indicates a phishing intent. While no scripts were directly extracted, the presence of external URIs points to a download or redirection mechanism.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9996

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://playhardathletics.com/uploads/1/3/0/7/130775853/e393b3ad7cdb861.pdf
    • http://laurawanamakerdoulas.com/uploads/1/3/0/5/130551087/2852349.pdf
    • http://jafan.copyrightcontact-1000041832095.com/uploads/2020/01/29/mawijorenexed.pdf
    • http://nuobeijinghotel-chinese.devsite-1.com/uploads/1/3/0/6/130605325/130605325.html#ashok+thakor+video
    • http://dejavu.sourceforge.net
    • http://dejavu.sourceforge.net/wiki/index.php/License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000fec.bin
c8ce89bbbd70fad7d01210f15209ec2df670a166fdad10eed53b425955c717c4		 pdf-font-stream PDF embedded font (sfnt) at offset 0xFEC 8564 bytes
font_01_sfnt_off0000615c.bin
67fc5177fd584259d92df2d04361ee5812aeaf6169251fafb29fd1ddf16900d3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x615C 16500 bytes

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