PDF malware analysis — malicious · 05199fc00d44cb8f

MALICIOUS

PDF

47.9 KB Created: 2021-06-01 03:11:25 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 749f0c23c78eae5ea075a19c8daf2edf SHA-1: b184d6e613c00b03a297fef5a25e9493f13adb4f SHA-256: 05199fc00d44cb8f3bffe49dbaae0ede2f04804f70beefd717ae0cb257f406f3

160 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains multiple links to known malicious redirectors and infrastructure, disguised as game hacks and generators. The document body and embedded links suggest a lure to download or access potentially unwanted or malicious content. No scripts were extracted, but the primary attack vector appears to be social engineering via deceptive links.

Machine Learning

Nyx PDF Classifier malicious score 0.9796

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/431946152/roblox-speed-run-4-cheats-game-hack In PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/how-to-get-minecraft-for-free-on-pc_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/gta-5-roblox-money-hack_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/minecraft-mobile-free_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/free-minecraft-servers-to-join_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/free-coins-for-coin-master_GM406889139.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/coin-master-free-spins-daily_GM406889139.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/how-to-hack-into-someones-roblox-account_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/how-to-get-minecraft-bedrock-for-free_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/free-tiktok-fans_GM835599320.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/eviction-notice-roblox-hacks_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/roblox-tiny-tanks-cheats_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/coin-master-free-daily-spins_GM406889139.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/roblox-free-robux-codes_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/minecraft-windows-10-edition-free_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/coin-master-free-spins-link-today-new_GM406889139.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/how-to-hack-youre-hacked-account-back-on-roblox_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/free-minecraft-pe-server_GM479516143.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/como-hackear-roblox-para-tener-robux-2021-facil_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/rblx-gg-free-robux_GM431946152.pdfIn PDF document text
- https://www.choidy.ch/wp-content/uploads/fsqm-files/minecraft-hacks-115-2_GM479516143.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off00005305.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x5305	24808 bytes
SHA-256: `c5d33c0d3702f742cb7c5cfd2ec6670ee9e96fe93a9b73f78649da7782d1b014`
`font_01_sfnt_off00008c03.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8C03	3084 bytes
SHA-256: `4889dc98a6bfd3c9244583f92387be58625a91e7a969778ad35ada89b27ed636`
`font_02_sfnt_off000096a9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x96A9	18832 bytes
SHA-256: `0c56126f4400a2b369f4acf3222f4a9e312168a0cfed4987a8cc4414bae81503`

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