Malicious PDF — malware analysis report

Static analysis result for SHA-256 46e268f42cf02250…

MALICIOUS

PDF

34.7 KB Created: 2021-07-04 14:35:26 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: b2164ae69205e5f819e1460f9b584f55 SHA-1: 6b3b934a84d0e85cd411328b962037213f0e3de1 SHA-256: 46e268f42cf022508e474e33063e54146dd0f84e775ab0ac4b9474304b76e8fb
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document is designed as a lure, presenting itself as a 'free generator / game hack' to entice users into clicking a malicious link. The primary link, http://netcdn.tw/app/431946152/free-robux-websites-that-actually-work-2021-game-hack, is flagged as a known malicious redirector. While no scripts were explicitly extracted, the presence of embedded URLs and the nature of the lure suggest an intent to redirect users to a site that likely hosts further malicious content or phishing attempts.

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.tw/app/431946152/free-robux-websites-that-actually-work-2021-game-hack In PDF document text
    • https://allpromise.com.tw/image/data/files/clean-master-coins-hack_GM406889139.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/free-hacks-for-coin-master_GM406889139.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/how-to-get-a-free-dominus-in-roblox-2021_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/javascript-free-robux_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/free-robux-with-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/minecraft-hacked-client-18_GM479516143.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/best-admin-hack-for-roblox_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/free-card-giver-roblox-jailbreak_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/hack-noclimb-roblox-2021-marzo_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/minecraft-free-download-2021_GM479516143.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/robux-no-verification_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/coin-master-daily-gift-free-spins-and-coins-link_GM406889139.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/kuso-icu-roblox-hack_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/free-robux-real_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/coin-master-free-spins-2021-blogspot_GM406889139.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/how-can-u-get-free-robux_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/roblox-jail-break-hack_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/how-to-get-free-spins-and-coins-on-coin-master_GM406889139.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/how-to-get-free-beautiful-hair-on-roblox_GM431946152.pdfIn PDF document text
    • https://allpromise.com.tw/image/data/files/free-coin-master-cheats_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_off00002e15.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2E15 22184 bytes
SHA-256: 98f3126b42bf1567196870211bdc6ef1c0f7bc3d77084061b276e307cc38a079
font_01_sfnt_off00005f4a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5F4A 20132 bytes
SHA-256: 9d543b218f76da85b115eec436649c45a36d61030086af4e0a98f96e7e9ce1eb

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