Malicious PDF — malware analysis report

Static analysis result for SHA-256 5f4299dc9352979f…

MALICIOUS

PDF

35.4 KB Created: 2021-06-30 22:20:32 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 29c711029c83d7508eba5a5a60cf5e33 SHA-1: 9e9a726655e07df2fe892230738fe6310b1b76cf SHA-256: 5f4299dc9352979f69e68f1e0170456c65f65708b3b556aeb327fb6c77836ebc
160 Risk Score

Malware Insights

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

The PDF file contains a lure related to game hacks and generators, with embedded links pointing to a known malicious redirector. The primary heuristic indicates a critical risk due to the malicious redirector link, which is designed to lead users to potentially harmful content or malware. The document body and heuristics strongly suggest a phishing or social engineering attack aimed at tricking users into visiting malicious sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

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 http://netcdn.co/app/431946152/how-to-get-free-muscles-in-roblox-game-hack In PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/how-to-make-a-private-server-on-roblox-for-free_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-robux-no-verification-at-all_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-robux-without-any-verification_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-vip-server-roblox_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/coin-master-spin-free_GM406889139.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/where-to-get-free-robux_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/cheats-to-become-bear-on-bear-roblox_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/my-roblox-place-hack-by_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-card-codes-roblox-2021-no-survey_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/robux-com-free-robux_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/pubg-uc-free-redeem-code_GM1330123889.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-minecraft-education-edition_GM479516143.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/boku-no-roblox-hack_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/twitter-coin-master-free-spins_GM406889139.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/coin-master-free-spins-2021-ios_GM406889139.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/today-free-spin-coin-master_GM406889139.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/cheat-codes-for-roblox-pumpkin-carving-simulator_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/robux-hack_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/how-to-hack-to-get-robux_GM431946152.pdfIn PDF document text
    • https://kab-bangli.kpu.go.id/new/public/ckfinder/userfiles/files/free-coins--spins-coin-master_GM406889139.pdfIn PDF document text
    • 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_off00003141.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3141 22948 bytes
SHA-256: f1d4b4b1c54b6d85a14c978b2de341d7e8834597859769da7e30db4e286ceb66
font_01_sfnt_off000064c6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64C6 19256 bytes
SHA-256: 61098705e0bf779f08b0d00a4e0b37fd837abf820cbcfaa02a34bedc6346d646

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