PDF malware analysis — malicious · 70e9e44d8dbb988d

MALICIOUS

PDF

34.2 KB Created: 2021-06-26 19:29:36 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 5935e724eee4cff0636c2f058bfeffb8 SHA-1: 720f41e39d8ae14a34264506ba0a9c9270cda9b9 SHA-256: 70e9e44d8dbb988d0e79f54a2ba7a1d6aa2b074e1d7ecc0829c88e9ca7a27ac9

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, many of which are disguised as game cheats and hacks, suggesting a lure to download malicious content. The presence of a 'download button' heuristic further supports this, indicating a phishing or scam attempt. The ML classifier also flagged this PDF as malicious with high confidence.

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/free-robux-script-pastebin-2021-game-hack
- http://lib.untad.ac.id/repository/free-robux-inspect-element-2021_GM431946152.pdf
- http://lib.untad.ac.id//repository/coin-master-free-spins-today-39_GM406889139.pdf
- http://lib.untad.ac.id/repository/roblox-high-school-2-money-hack_GM431946152.pdf
- http://lib.untad.ac.id/repository/jetpack-simulator-hack-roblox-v3rmillion_GM431946152.pdf
- http://lib.untad.ac.id/repository/microsoft-free-robux_GM431946152.pdf
- http://lib.untad.ac.id/repository/how-to-get-free-items-on-roblox_GM431946152.pdf
- http://lib.untad.ac.id//repository/get-free-robux-no-human-verification_GM431946152.pdf
- http://lib.untad.ac.id//repository/coin-master-free-coins-and-spins_GM406889139.pdf
- http://lib.untad.ac.id//repository/free-robux-please_GM431946152.pdf
- http://lib.untad.ac.id/repository/free-roblox-accounts-2021-with-robux_GM431946152.pdf
- http://lib.untad.ac.id/repository/www-roblox-cheats-com_GM431946152.pdf
- http://lib.untad.ac.id/repository/coin-master-free-spins-hack-without-human-verification_GM406889139.pdf
- http://lib.untad.ac.id/repository/mcpe-master-free-coins_GM406889139.pdf
- http://lib.untad.ac.id/repository/roblox-jailbreak-unlimited-rocket-hack_GM431946152.pdf
- http://lib.untad.ac.id/repository/linoria-hub-roblox-free_GM431946152.pdf
- http://lib.untad.ac.id/repository/free-pet-treats-coin-master_GM406889139.pdf
- http://lib.untad.ac.id/repository/exploit-hack-bee-sworm-simulator-roblox_GM431946152.pdf
- http://lib.untad.ac.id/repository/paginas-para-hackear-roblox_GM431946152.pdf
- http://lib.untad.ac.id/repository/crazygames-free-robux-hax_GM431946152.pdf
- http://lib.untad.ac.id//repository/coin-master-hack-version-2021-free-download_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_off00002de6.bin` `4197addf10530c77e112c17e3573ed670d51dc60d6da56fc5dddf850b270c189`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2DE6	22116 bytes
`font_01_sfnt_off00005ede.bin` `47c7df37cbe506e0482dad6f990516cf4bee7a8f27d244f637c3efbc5aae482e`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5EDE	19672 bytes

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