PDF malware analysis — malicious · d6c3e0ce51f3d4c3

MALICIOUS

PDF

47.9 KB Created: 2021-06-02 05:09:10 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 563c9a7767f24e17b58f01412c2b47d4 SHA-1: 7acadb5447a74e4d6e0783f34614230cba113d81 SHA-256: d6c3e0ce51f3d4c30a1f179b36574fb1bbf160efa3811a8bd5ef642c3e2922f3

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous external links, many of which are SEO-optimized and point to other PDF files, forming a link farm. The primary URL and document body suggest a lure for game-related cheats or hacks, indicating a phishing or malware distribution attempt. The ML classifier strongly flagged this PDF as malicious.

Machine Learning

Nyx PDF Classifier malicious score 0.9769

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 https://netcdn.xyz/app/431946152/meepcity-roblox-hack-menu-game-hack
- https://hundt-druck.de/wp-content/uploads/fsqm-files/roblox-sign-in-free-online_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-do-i-get-free-spins-on-coin-master_GM406889139.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-get-a-free-minecraft-server_GM479516143.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-ways-to-get-robux_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-codeon-roblox_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/roblox-scripters-for-free_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-robux-admin-codes_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-coins-and-spins-coin-master_GM406889139.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/robuxy-com-free-robux_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/minecraft-bedrock-edition-free_GM479516143.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/can-roblox-know-if-you-hack_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-spins-coin-master-app_GM406889139.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-get-minecraft-for-free-on-xbox-one_GM479516143.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/hacks-for-roblox-ro-boxing_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/mad-city-cheat-roblox-kill-all_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/microsoft-free-robux_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-hack-into-peoples-roblox-accounts-2021_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/youtube-roblox-pokemon-brick-bronze-free-money-hack_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/minecraft-noob-vs-pro-vs-hacker-vs-god_GM479516143.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-refunds-for-roblox-site_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off00005267.bin` `693977c55264af32970d37f13756825b8aaf4715824f7dc01df7b64df794bf42`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x5267	25404 bytes
`font_01_sfnt_off00008c25.bin` `fd98c8f6e7c2e74bbd5822409159a93ac5c94da083ae4c2eb269d4284375f9e8`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8C25	2836 bytes
`font_02_sfnt_off000095ca.bin` `d5b83ef6214791851cb2d0329b86cc736e2dc5bc23b697e69f6056f64a1db7fe`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x95CA	19100 bytes

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