Malicious PDF — malware analysis report

Static analysis result for SHA-256 01e2d2d3496eae9c…

MALICIOUS

PDF

36.7 KB Created: 2021-05-21 23:08:00 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 6590a5c3eb944466ad2e36f6d35da117 SHA-1: e7ffcd4d8ec02cbe39928e523e88d9e9527e9b94 SHA-256: 01e2d2d3496eae9c83d8b84bcd50ad5f9ec6a42df6f06435e86c38ff6a74a9e9
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple links to external resources, including one identified as a malicious redirector. The document body, though partially obfuscated, contains text related to 'free generator' and 'game hack' lures, and a call to action to download. This suggests the primary purpose is to trick users into visiting a malicious site that likely hosts a second-stage payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9447

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/835599320/freer-pro-tiktok-game-hack In PDF document text
    • https://elearning.min21jkt.sch.id/__statics/gudangsoal/files/aimbot-exe-roblox_GM431946152.pdfIn PDF document text
    • https://elearning.min21jkt.sch.id/__statics/gudangsoal/files/free-robux-picture_GM431946152.pdfIn PDF document text
    • https://elearning.min21jkt.sch.id/__statics/gudangsoal/files/coin-master-mod-version-free-download-34-4_GM406889139.pdfIn PDF document text
    • https://elearning.min21jkt.sch.id/__statics/gudangsoal/files/free-coin-master-gifts_GM406889139.pdfIn PDF document text
    • https://elearning.min21jkt.sch.id/__statics/gudangsoal/files/roblox-free-hair-girl_GM431946152.pdfIn 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
stream_002_off00003165.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3165 28400 bytes
SHA-256: 94b06be39342d562ac46459c07efb6de94fb41186c4080762e455a1b76249587
font_01_sfnt_off0000702f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x702F 17612 bytes
SHA-256: ce89ed17beb43e5874c760a665d90bca09271831bf209f2f19e5d757293baf95

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