Malicious PDF — malware analysis report

Static analysis result for SHA-256 11949e529b002f04…

MALICIOUS

PDF

234.2 KB Created: 2021-04-04 21:07:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-18
MD5: 993bf5ef586eb425a33af7809f9d102e SHA-1: d81924bab3b8e61da6c796983793d6eba446cfe0 SHA-256: 11949e529b002f040582e36a312885c17b27a5052c70f44139be2ff1aec41373
72 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with a specific phishing signature related to Roblox. It contains an embedded URL pointing to a "roblox decal for free" generator, which is a common lure for phishing or malware distribution. The presence of a download button heuristic further supports the malicious intent of tricking users into downloading content.

Machine Learning

  • Nyx PDF Classifier clean score 0.0491

Heuristics 4

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://gaminggenerator.org/app/431946152/roblox-decal-for-free PDF link annotation
    • http://en.wikipedia.org/wiki/MIT_LicenseIn 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
stream_002_off00035600.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x35600 21740 bytes
SHA-256: c5cfcd014305a24c55640758e10384fcf3e98b0039bdb27095dcddb1a2463e64
font_01_sfnt_off000385e4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x385E4 17716 bytes
SHA-256: 994179d78050643a9590347d696cdd73c52a80fa6c7248e1fb0a23213f6662dd

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