PDF malware analysis — malicious · 3f418ac64e8ae0c6

MALICIOUS

PDF

46.1 KB Created: 2021-06-09 03:03:28 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 47bcb67e5421e75794ccf62732d87811 SHA-1: 945300415147047d81915e5f47e7315d64cb1303 SHA-256: 3f418ac64e8ae0c696b585f2d553b28bcac93d9ca4f9902ade23801f597a148a

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF document contains numerous embedded URLs and a PDF link farm, strongly suggesting it is designed to redirect users to external sites. The content and URLs indicate a lure for game-related hacks or cheats, likely leading to malware download or phishing. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

Nyx PDF Classifier malicious score 0.9864

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.tw/app/431946152/robux-hack-pastebin-com-game-hack
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-roblox-work-at-a-pizza-place_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-get-minecraft-pocket-edition-for-free_GM479516143.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/roblox-hack-com_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-robux-accounts_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-hack-into-accounts-roblox_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-get-robux-for-free-2021-no-hack_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/how-to-get-free-robux-without-verifying_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/best-free-clothing-for-roblox-war-group_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/red-line-30-roblox-hack_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/roblox-hacking-script-2021_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/ho-do-you-get-free-robux_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-get-100-free-robux-on-roblox-2021_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-use-hacks-on-any-game-on-roblox_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/games-on-roblox-that-give-you-free-robux-2021_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/roblox-hacks-jailbrea_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/how-to-hack-someone-on-roblox_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/free-robux-code-gen_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/descargar-roblox-hack-robux_GM431946152.pdf
- https://hundt-druck.de/wp-content/uploads/fsqm-files/friv-roblox-free_GM431946152.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_004_off000052da.bin` `3145be83f980a30b1dcd3bd50905c6bdeb5497b72113ed090b7820f76ef11df6`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x52DA	26524 bytes
`font_01_sfnt_off00008fe0.bin` `7498b0dadf4d1a8c0f697e9f2772819fd1156eb5375cd9fe2c2bbb92be3f65a4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8FE0	18888 bytes

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