PDF malware analysis — malicious · 986a5920c6ca3140

MALICIOUS

PDF

42.2 KB Created: 2021-05-17 05:16:16 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-10-05

MD5: 15d13194649011706b673a12671da3d9 SHA-1: 813f26142956b0747ffa81ea3fb1b1848f30426f SHA-256: 986a5920c6ca3140b3a9d5dcfa1a09dca6ce3f23fa5912925640fe876c15c824

82 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF file contains a high-severity heuristic indicating it links to a 'free generator / game hack' redirector. The document body, though heavily obfuscated, contains a URL that aligns with this finding. This suggests the primary purpose is to trick users into visiting a potentially malicious site, likely for further exploitation or credential harvesting.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

PDF links to a 'free generator / game hack' redirector high 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.
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
External URI info PDF_URI

PDF contains an external URL action
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/can-i-play-minecraft-for-free-game-hack PDF link annotation
- https://www.simplenepaltravel.com/userfiles/files/free-roblox-gift-card-codes_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-coin-master-cheats_GM406889139.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/robux-hacks-2021_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/codes-to-get-free-robux_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/robux-no-human-verification_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-coin-master-s_GM406889139.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-minecraft-videos_GM479516143.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/minecraft-building-hacks_GM479516143.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-spin-in-coin-master_GM406889139.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/www-roblox-com-free-robux_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/mcpe_GM479516143.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/how-to-get-free-robux-without-doing-anything_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-mods-for-coin-master_GM406889139.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/minecraft-java-free-trial_GM479516143.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/free-spins-coin-master-2021_GM406889139.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/how-to-get-hacks-on-minecraft_GM479516143.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/lazy-blocks-com-free-robux_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/roblox-skins-boy-free_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/how-to-get-free-robux-2021-easy_GM431946152.pdfIn PDF document text
- https://www.simplenepaltravel.com/userfiles/files/coin-master-hack-version-download-2021-ios_GM406889139.pdfIn PDF document text
- https://discord.ggIn 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_off00004a94.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4A94	24936 bytes
SHA-256: `57c64ca17f3664083af295dd3cc133046de5a3a6369a44df0446daada25daa26`
`font_01_sfnt_off00008319.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8319	18116 bytes
SHA-256: `db9fb042e323340e2a38fe4918690f75e213c2b358d2fbab9da01db426307a9f`

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