PDF malware analysis — malicious · 410598fb47a0bd5f

MALICIOUS

PDF

34.8 KB Created: 2021-07-06 22:35:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: d72b0ff71288d9696b998218c1f7c061 SHA-1: 43334017a87dfed92ecd5b60f26240643c250040 SHA-256: 410598fb47a0bd5fe02c8f7b2e73366c5bb27d1fe3105e0c2ce2795d451d54c2

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 direct URL pointing to sites offering game hacks and cheats, such as 'earn-robux-online-game-hack'. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of external links, suggesting a link farm designed to attract users searching for game exploits. The ML classifier also strongly flagged this PDF as malicious.

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.tw/app/431946152/earn-robux-online-game-hack
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/roblox-hack-apk-pc_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/safe-free-robux-no-password-or-human-verification_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/coin-master-free-spins-2021-generator_GM406889139.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/roblox-script-hack-booga-booga_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/robux-gratuit-hack-facile-sans-attente_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-minecraft-worlds_GM479516143.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-robux-generator-without-verification_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-roblox-hacker-no-human-verification_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/how-to-know-if-your-being-hacked-on-roblox_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/roblox-play-for-free-unblocked_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/how-to-get-free-faces-on-roblox-2021-on-computer_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/how-to-get-the-stylish-animations-in-roblox-for-free_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/tiny-tanks-cheats-roblox-2021_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-robux-generator-no-human-verification-2021_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/roblox-minion-shirt-free_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/how-to-hack-roblox-free-robux-no-survey_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-roblox-app-for-ipad_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/roblox-robux-hack-glitch_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-robux-hack-no-human-verification-or-survey_GM431946152.pdf
- https://e-learning-man2jakarta.com/__statics/gudangsoal/files/free-robux-website-glitch_GM431946152.pdf
- https://www.roblox.com/.I
- 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_off000032b2.bin` `62f7d690428708c626578096c0a2c24261ccf237a7509568388727b6790dc8c8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x32B2	22408 bytes
`font_01_sfnt_off000063c6.bin` `cacdbe3b2c8def67201ad09f0e8737d99eb038cf9c260e0820846d3ceea07437`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x63C6	18744 bytes

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