Malicious PDF — malware analysis report

Static analysis result for SHA-256 a6897c6acc331cb8…

MALICIOUS

PDF

37.0 KB Created: 2021-05-11 17:31:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 2b760aad835d5dc6679ec6ca73264645 SHA-1: ad2ea16a7152a8f36ac93271c9c38089ea75e3ec SHA-256: a6897c6acc331cb84e6daa78f14df6a05049136a5905288a6e3a21fb272a9a3b
130 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a lure for a 'free generator / game hack' which links to known malicious redirector infrastructure. The document body explicitly contains the phrase 'CLICK HERE TO ACCESS ROBLOX GENERATOR', reinforcing the phishing pretext. The embedded URL is the primary indicator of malicious intent, likely leading to a further stage of compromise.

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/free-roblox-boy-hair-game-hack In PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 4

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_003_off00003485.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3485 25236 bytes
SHA-256: ab4e7ca04007566006aa1a968908ed71876b1fdce5f127dd265293910329eda5
font_01_sfnt_off00006ee2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6EE2 18476 bytes
SHA-256: abd17b12d4ec9235048d2e50423b5fb352a1237d763ee393d990d2a1127b11f9

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