PDF malware analysis — malicious · 1e36ac0e62a3df25

MALICIOUS

PDF

42.2 KB Created: 2021-05-12 19:00:18 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: e6022f0655d168b7dda67ae30ef896cd SHA-1: 4350817595b57c072312f5a273bab563af086a50 SHA-256: 1e36ac0e62a3df25a977c46c4b995f9c616ba80da57138dc224e3f08bcc44c51

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains embedded links that redirect to known malicious infrastructure, specifically promoting 'free generator / game hack' lures. The document body, though heavily obfuscated, contains references to these lures and the malicious URL. The presence of these links and the heuristic firings strongly indicate a phishing or scam attempt designed to redirect users to potentially harmful sites.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

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/406889139/coin-master-free-spins-daily-game-hack In PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/roblox-dominus-free_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/roblox-hacking-website_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/lazyblox-com-free-robux_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/hacking-apps-for-roblox_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/wurst-minecraft_GM479516143.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/roblox-redeem-codes-free_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-stuff-on-roblox_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/how-to-cheat-in-roblox_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-roblox-gift-card-codes-2021-unused_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/best-site-for-free-coin-master_GM406889139.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/offers-for-robux_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-robux-pastebin_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/roblox-survey-for-robux_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-minecraft-java-edition-account_GM479516143.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-robux-no-verification_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/blox-world-free-robux_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/hack-coin-master-without-verification_GM406889139.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/free-robux-games-on-roblox_GM431946152.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/coin-master-game-2021-free-spin-link_GM406889139.pdfIn PDF document text
- https://www.e-learning-mts-sirojulhuda.com/__statics/gudangsoal/files/how-to-get-more-robux_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.

Filename	Kind	Source	Size
`stream_003_off00004bba.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4BBA	23948 bytes
SHA-256: `4656d0a92faf2171e5781749727a60aee83740d5cb96e25ae4cc9ad6aa6abca4`
`font_01_sfnt_off00008259.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8259	18308 bytes
SHA-256: `220bb6194b1ab8a2bb399ca4a862914ac8d15b354bb0df2c737bc67699221dc9`

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