PDF malware analysis — malicious · de89c5012207f6f7

MALICIOUS

PDF

35.2 KB Created: 2021-06-30 20:48:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: f5a6a189ac53c4f0438337d762898d40 SHA-1: 6ab3ee56e0c2e98a16962af838e8102ddbc4a299 SHA-256: de89c5012207f6f73948e996be4eca57a0468e0093b289adc9d48a78471191a5

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded links and a link farm, directing users to websites offering game hacks and cheats. The ML classifier strongly indicated maliciousness, and the presence of multiple external links suggests an attempt to redirect users to potentially harmful content or downloads. The document body itself contains a primary URL that appears to be a download link for game hacks.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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 http://netcdn.co/app/431946152/roblox-com-mobile-hacks-for-free-game-hack
- https://www.mahabircreation.com/uploaded_files/userfiles/files/how-to-get-free-robux-pastebin_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/master-game_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/minecraft-free-apk-java-edition_GM479516143.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/how-to-hack-someones-roblox-account-2021_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/como-hackear-coin-master-ios_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/roblox-boxing-simulator-2-hack-strength-script_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/coin-master-free-spin-realme-products_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/free-robux-websites-no-human-verification_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/free-gears-on-roblox_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/coin-mast-hacks_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/free-roblox-accounts-with-builders-club_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/coin-master-cheat-engine-hack_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/roblox-hacks-2021_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/how-to-get-free-robux-in-roblox-easy_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/prison-break-16-hack-script-roblox_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/script-executor-roblox-free_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/roblox-why-cant-audio-be-free_GM431946152.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/coin-master-hacks-xyz_GM406889139.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/minecraft-free-download-android-apk-014-0_GM479516143.pdf
- https://www.mahabircreation.com/uploaded_files/userfiles/files/roblox-free-bots_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00003115.bin` `db44cb2ec06dce76c6f0195239b4cf6e15f4abe8ecc32d5fc1a9bae755feb888`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x3115	22744 bytes
`font_01_sfnt_off000063f3.bin` `d3a95c6ed58308db73dd186a0e2291a3ed2e2a174a06d55a8ed5f06d656557a0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x63F3	19396 bytes

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