Malicious PDF — malware analysis report

Static analysis result for SHA-256 0b2eaefccfa52a05…

MALICIOUS

PDF

40.5 KB Created: 2021-05-20 19:18:57 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 3d3f2eb651054b8c129ac6fe37465521 SHA-1: 295d7c950808e40f8a14d0c5dcb52e4735ec5292 SHA-256: 0b2eaefccfa52a05ea3f5350be004f1c1b31d42b7f8990ab757776e51ef4578c
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains multiple links to known malicious redirectors, including one that masquerades as a 'free Minecraft Codes' generator. The document body and embedded URLs suggest a lure for game-related cheats or hacks, which is a common tactic for distributing malware. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7718

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/479516143/free-minecraft-codes-game-hack In PDF document text
    • http://www.mieczewo.com/images/free-spins-coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://www.mieczewo.com/images/how-to-use-wurst_GM479516143.pdfIn PDF document text
    • http://www.mieczewo.com/images/how-to-hack-coin-master-with-game-guardian_GM406889139.pdfIn PDF document text
    • http://www.mieczewo.com/images/como-hackear-el-juego-coin-master-en-espaol_GM406889139.pdfIn PDF document text
    • http://www.mieczewo.com/images/free-robux-just-click_GM431946152.pdfIn PDF document text
    • http://www.freenom.comHeyIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003616.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3616 28116 bytes
SHA-256: 9a2b297313f95f6e3a6946f091cff8d5b08f0ca66484ead3e5228704d81f4328
font_01_sfnt_off000073ab.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x73AB 3056 bytes
SHA-256: dd24a0ab94df4552e459bd06fd01b0fd3f021c1d51d1d64407070e735974a028
font_02_sfnt_off00007e1d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7E1D 17884 bytes
SHA-256: ca0982e5699fcbbad1c272e9f6df792bd17b0fef580afa6f1747d77cedc77eee

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