Malicious PDF — malware analysis report

Static analysis result for SHA-256 e2f47dd5c4bfd888…

MALICIOUS

PDF

234.1 KB Created: 2021-04-04 20:38:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-24
MD5: b17625797606b8911fe24b97b2badb26 SHA-1: 842066f3acf350ec6d1d58c592e091df0b011980 SHA-256: e2f47dd5c4bfd8887b0906481af91fe4f259863c1581f97b7ad3ad9134c41aea
72 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is detected as malicious by ClamAV with a specific phishing signature related to Roblox. It contains an external URI pointing to a site offering 'how to hack Roblox', which is a common lure for phishing or malware distribution. While no scripts were explicitly extracted, the PDF structure and embedded URI suggest an attempt to redirect the user to a malicious resource.

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/how-to-hack-roblox-btools 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
font_00_sfnt_off00035631.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x35631 21772 bytes
SHA-256: 897b07ed73bb9b5d6024eca7cffb236d505ab97b84996d6a38bb8545666f6b7f
font_01_sfnt_off0003853e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3853E 17728 bytes
SHA-256: 64568aa16d818d136c5a6bea83ebc4e997659cc72a08522f11b05065d84e8acb

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