Malicious PDF — malware analysis report

Static analysis result for SHA-256 9db131628dff59b6…

MALICIOUS

PDF

31.8 KB Authoring application: Poppler-utils
MD5: 293fb49a24fa5e045c25c073f94d2162 SHA-1: 9098af57603cda3d0aa2b53be2af45a6241eab35 SHA-256: 9db131628dff59b632fbc10e196bc75fdd8f2b5af9a7fb4e42c907065e8f0544
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious File

The PDF file was flagged by ClamAV as Pdf.Phishing.TtraffRobotInstall-7605656-0 and a machine learning classifier indicated a high probability of maliciousness. The document body contains text related to song lyrics, likely as a lure, and embeds multiple URLs that point to PDF files, suggesting a phishing or malware distribution attempt. The presence of external URI and embedded URL heuristics further supports this. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

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://ccjustice.net/uploads/1/3/0/4/130479472/b0a09ac6c0.pdf
    • http://gim.dreamstaff.icu/uploads/2020/01/28/4a8dfa15f8d3.pdf
    • http://popuppads.com/uploads/1/3/0/4/130435884/gozorupuda_garawedapu.pdf
    • http://cortkrekoullc.com/uploads/1/3/0/4/130435746/fefisitosot-watafi.pdf
    • http://emstudioart.com/uploads/1/3/0/6/130604887/bd3aa4abc632d74.pdf
    • http://misssupremepurityqueen.com/uploads/1/3/0/6/130620998/130620998.html#the+ocean+letra+en+espa%C3%B1ol+mike+perry

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010c9.bin
4750c53d39491a3b0a2425b644fd44d619dc93de3ad69aa99b19d738cfdec2f8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x10C9 9248 bytes

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