Malicious PDF — malware analysis report

Static analysis result for SHA-256 dea0bf1832930325…

MALICIOUS

PDF

34.8 KB Authoring application: QPDF
MD5: 43d3b6397bab75268abd048f0246a7c3 SHA-1: b8c9f62b6fdec67e638c4b77905af24972132338 SHA-256: dea0bf18329303259478943757936fc63b1d85a624cddbf96d449db764fa0840
82 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.001 User Execution: Malicious Link

The file is a PDF document identified by ClamAV as Pdf.Phishing.TtraffRobotInstall-7605656-0. It contains embedded URLs and a heuristic firing indicating a callback phishing lure, suggesting the user should call a phone number for assistance with a fabricated issue. The document body text is heavily obfuscated but mentions 'Form i- 102 processing time', potentially part of the lure. The presence of multiple unknown URLs indicates a phishing campaign.

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Callback phishing phone lure medium SE_CALLBACK_LURE
    Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns
  • 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://michaelmaguire.com.au/uploads/1/3/0/3/130323148/9835973.pdf
    • http://misiupapier.com.au/uploads/1/3/0/4/130494172/9360150.pdf
    • https://nabunenox.weebly.com/uploads/1/3/0/2/130272101/wupeguzagojovufoval.pdf
    • http://xenov.penostroy.com/uploads/2020/01/28/ruliruwojuro_tepezipi.pdf
    • http://reboundat.com/uploads/1/3/0/5/130550930/130550930.html#form+i-+102+processing+time

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000103e.bin
98694903d2b741384747a25d53b32e31c9ce383cf2044ea76df74c6717cf1080		 pdf-font-stream PDF embedded font (sfnt) at offset 0x103E 8808 bytes

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