PDF malware analysis — malicious · 600dbe83a9799932

MALICIOUS

PDF

35.0 KB Created: 2021-06-27 04:33:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 8e079ced07a6ea9fbaeae92a60de5fe7 SHA-1: ddf776aa969b5d6fd14d600e02c9cd3942c9e7c1 SHA-256: 600dbe83a97999326863c2812ad990fea0fb629e51925839aa3b7bfd3bbfbc61

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a lure for a Roblox exploit, directing users to download a malicious file from a provided URL. It also features a large number of SEO-optimized links to other PDF documents, likely intended to increase search engine visibility for malicious content. The ML classifier strongly indicated maliciousness, supporting the observed malicious intent.

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-exploit-for-free-game-hack
- https://doingimc.com/image/data/files/how-to-get-free-robux-glitch-2021_GM431946152.pdf
- https://doingimc.com/image/data/files/how-to-hack-coin-master-computer_GM406889139.pdf
- https://doingimc.com/image/data/files/how-to-hack-roblox-accounts-for-robux_GM431946152.pdf
- https://doingimc.com/image/data/files/how-to-get-a-free-private-server-on-roblox-jailbreak_GM431946152.pdf
- https://doingimc.com/image/data/files/minecraft-server-free-trial_GM479516143.pdf
- https://doingimc.com/image/data/files/free-spins-and-coins-coin-master-links_GM406889139.pdf
- https://doingimc.com/image/data/files/pubg-uc-free-link_GM1330123889.pdf
- https://doingimc.com/image/data/files/hack-coin-master-spin-android_GM406889139.pdf
- https://doingimc.com/image/data/files/how-to-get-free-robux-com_GM431946152.pdf
- https://doingimc.com/image/data/files/i-cant-get-free-spins-coin-master_GM406889139.pdf
- https://doingimc.com/image/data/files/how-to-get-free-robux-2021-no-hack_GM431946152.pdf
- https://doingimc.com/image/data/files/youtude-how-to-get-free-robux_GM431946152.pdf
- https://doingimc.com/image/data/files/how-to-get-free-robux-on-iphone_GM431946152.pdf
- https://doingimc.com/image/data/files/how-to-hack-on-roblox-adopt-me_GM431946152.pdf
- https://doingimc.com/image/data/files/roblox-www-com_GM431946152.pdf
- https://doingimc.com/image/data/files/tiktok-free-fans_GM835599320.pdf
- https://doingimc.com/image/data/files/classic-minecraft-net-hacks_GM479516143.pdf
- https://doingimc.com/image/data/files/free-minecraft-windows-10-account_GM479516143.pdf
- https://doingimc.com/image/data/files/coin-master-free_GM406889139.pdf
- https://doingimc.com/image/data/files/como-hack-coin-master_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_off00003116.bin` `37fa74d5584dffba0fb386783176e9ba63ae9daa700078a8b3637137ef7d2aaf`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x3116	22796 bytes
`font_01_sfnt_off000063a1.bin` `3ae29b813a19b06d10adcfd1d3eb4ecf3950223ec397047c5732749d96a0c983`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x63A1	19048 bytes

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