Malicious PDF — malware analysis report

Static analysis result for SHA-256 182235729c27717b…

MALICIOUS

PDF

37.8 KB Created: 2021-04-27 11:49:08 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 630d2ecbd949dfdecf91e19885a254b5 SHA-1: 408cd65166b7281f8e15289674cff39d265649d6 SHA-256: 182235729c27717b9f538a98bb58e6dedd332abed453683e89c5e4bc1cdf937d
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure for a 'Roblox Character Wings Hack' and a prominent 'CLICK HERE TO ACCESS ROBLOX GENERATOR' call to action. This lure directs users to a known malicious redirector URL. The document's structure and embedded links strongly suggest a phishing or scam attempt designed to trick users into visiting malicious infrastructure.

Machine Learning

  • Nyx PDF Classifier clean score 0.0334

Heuristics 4

  • PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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
  • 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 https://netcdn.xyz/app/431946152/roblox-character-wings-hack-game-hack In PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000358c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x358C 26024 bytes
SHA-256: 2d89600dfbdd7786516c3be1f59af7991906d42e7e50d50a2767e531557559fe
font_01_sfnt_off00007028.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7028 19056 bytes
SHA-256: 76034daea2f11d9569dd549f851b463f53191aa08791c8df35df75022c12ebee

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