PDF malware analysis — malicious · 9e41f361c0b524a6

MALICIOUS

PDF

34.9 KB Created: 2021-07-01 21:05:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 47e63ff552e86b6b8ba56cd03decd861 SHA-1: d4c947ad4ed00a5f54b87b72c927a19055b04689 SHA-256: 9e41f361c0b524a6f1310c14a89e3d290156824518fff63cf47014f29e71b0ed

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF document was flagged by an ML classifier as malicious. It contains numerous embedded URLs that link to game-related hacks and cheats, suggesting a phishing or malware distribution attempt. The presence of a 'download button' heuristic further supports the malicious intent of directing users to external resources.

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-is-bloxburg-free-game-hack
- http://library.atim.ac.id/repository/coin-master-hack-link-2021_GM406889139.pdf
- http://library.atim.ac.id/repository/get-free-robux-not-fake_GM431946152.pdf
- http://library.atim.ac.id/repository/best-free-spins-for-coin-master_GM406889139.pdf
- http://library.atim.ac.id/repository/coin-master-hack-mod-apk-unlimited-spin-download_GM406889139.pdf
- http://library.atim.ac.id/repository/how-do-u-use-cheat-engin-with-roblox_GM431946152.pdf
- http://library.atim.ac.id/repository/free-coins-for-planet-master-game_GM406889139.pdf
- http://library.atim.ac.id/repository/coin-master-rare-cards-hack_GM406889139.pdf
- http://library.atim.ac.id/repository/roblox-fishing-simulator-hack_GM431946152.pdf
- http://library.atim.ac.id/repository/cheats-to-get-money-on-roblox-woodson_GM431946152.pdf
- http://library.atim.ac.id/repository/how-to-hack-someones-roblox-account-2021_GM431946152.pdf
- http://library.atim.ac.id/repository/free-robux-codes-no-verification_GM431946152.pdf
- http://library.atim.ac.id/repository/how-to-get-robux-for-free-editthiscookie_GM431946152.pdf
- http://library.atim.ac.id/repository/free-robux-promo-codes-2021-november_GM431946152.pdf
- http://library.atim.ac.id/repository/roblox-how-to-hack-games-2021_GM431946152.pdf
- http://library.atim.ac.id/repository/roblox-how-to-get-bc-for-free_GM431946152.pdf
- http://library.atim.ac.id/repository/roblox-admin-tools-hack_GM431946152.pdf
- http://library.atim.ac.id/repository/focus-points-hack-roblox-dance-your-blox-off-amberry_GM431946152.pdf
- http://library.atim.ac.id/repository/no-scam-free-robux_GM431946152.pdf
- http://library.atim.ac.id/repository/noclip-roblox-hack_GM431946152.pdf
- http://library.atim.ac.id/repository/free-spins-for-coin-master-without-human-verification_GM406889139.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_off000030fc.bin` `e4918643ed79f52dd866eba2d40fefa1bcfb04e2390b2b4e8fae8a3c37f417f8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x30FC	22784 bytes
`font_01_sfnt_off000063f8.bin` `e99f50b343f43b52abb20bc3e15e3ed9419b19def5bec46d85f2ecec88b8b0e2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x63F8	18788 bytes

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