Malicious PDF — malware analysis report

Static analysis result for SHA-256 3d57bb73155db3e1…

MALICIOUS

PDF

35.7 KB Authoring application: GIMP First seen: 2026-05-08
MD5: 8173b71e258772972f7634045b18b262 SHA-1: ffc9f085975b047f3a052ec7c1b832d55d8b7a39 SHA-256: 3d57bb73155db3e1d913b20f8b2dde6bbdbd55e3b360e3e445065b4533fc7779
94 Risk Score

Malware Insights

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

The PDF contains embedded URLs that lead to further malicious PDFs, suggesting a phishing or malware distribution scheme. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall' and the ML classifier output strongly indicate malicious intent. The document body, despite being heavily obfuscated, contains references to URLs that are likely part of the attack chain.

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://alloexo.store/uploads/1/3/0/4/130490585/falarakodolekutevat.pdf PDF link annotation
    • http://michaelamacpherson.com/uploads/1/3/0/6/130620616/bodukodej.pdfIn PDF document text
    • http://bbcsalberta.com/uploads/1/3/0/6/130604723/xirep-zasesemetaz.pdfIn PDF document text
    • http://ankezimmermann.ca/uploads/1/3/0/5/130590279/130590279.html#animated+wallpaper+android+appIn PDF document text
    • http://linux.thai.net/projects/fonts-tlwgIn PDF document text
    • http://www.thaitux.infoIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000f42.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF42 7076 bytes
SHA-256: 22d4d63350e6160c18953739abe24ddf136deb8245c9bc399b5e91793ab12f9c
font_01_sfnt_off00003c09.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3C09 13164 bytes
SHA-256: dcc3473d1d7fa8f5fe46c82662baca9d61d7413c97481bec6c501631f41b1874

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