PDF malware analysis — malicious · 7cdf4515850b5cea

MALICIOUS

PDF

42.9 KB Created: 2021-05-12 02:31:38 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: add60b2973e7f5700dacea402c03b29e SHA-1: 69a82ec0539c407b4c5a03a9fe96b4e08af98c65 SHA-256: 7cdf4515850b5cea568d4b1a331fee271b662cf5ddf7b8145636522c6e3df6cf

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains numerous links to external websites, many of which are structured as SEO-optimized PDF gateways for game-related cheats and free accounts. The presence of a 'download button' heuristic and the ML classifier's high confidence score indicate a malicious intent to redirect users to potentially harmful content. The document's primary function appears to be a lure for downloading malware or engaging in phishing activities.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

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/479516143/free-minecraft-java-edition-account-game-hack
- https://itv-grabungen.de/images/blogspot-coin-master-free-spins_GM406889139.pdf
- https://itv-grabungen.de/images/roblox-piano-hack_GM431946152.pdf
- https://itv-grabungen.de/images/coin-master-hacks-for-spins_GM406889139.pdf
- https://itv-grabungen.de/images/robux-free-robux_GM431946152.pdf
- https://itv-grabungen.de/images/coin-master-free-spins-and-coins-without-human-verification_GM406889139.pdf
- https://itv-grabungen.de/images/blox-land-free-robux_GM431946152.pdf
- https://itv-grabungen.de/images/free-spins-coin-master-cheats_GM406889139.pdf
- https://itv-grabungen.de/images/free-coins-and-spins-for-coin-master-game_GM406889139.pdf
- https://itv-grabungen.de/images/who-to-get-free-robux_GM431946152.pdf
- https://itv-grabungen.de/images/can-you-get-minecraft-for-free-on-pc_GM479516143.pdf
- https://itv-grabungen.de/images/free-spin-link-coin-master_GM406889139.pdf
- https://itv-grabungen.de/images/how-to-get-free-robux-on-iphone_GM431946152.pdf
- https://itv-grabungen.de/images/how-to-hack-roblox-to-get-robux_GM431946152.pdf
- https://itv-grabungen.de/images/free-roblox-hack-us_GM431946152.pdf
- https://itv-grabungen.de/images/how-to-get-free-robux-without-download-apps-or-survey_GM431946152.pdf
- https://itv-grabungen.de/images/coin-master-free-spins-deutsch-download-ios-link_GM406889139.pdf
- https://itv-grabungen.de/images/coin-master-hack-spins-apk_GM406889139.pdf
- https://itv-grabungen.de/images/coin-master-free-gift-links-2021_GM406889139.pdf
- https://itv-grabungen.de/images/coinmaster-spins_GM406889139.pdf
- https://itv-grabungen.de/images/roblox-premium-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_003_off00004be6.bin` `c3a987a76ccdc282b76ddde59739b6c48fea4ced768b5d8ae75f1ee2a0e208f3`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4BE6	24836 bytes
`font_01_sfnt_off00008534.bin` `fdb32e200e3f48b15bca95ad0d9adda07d4e6a4b6e210c555ad24f5d4abffe5e`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8534	18304 bytes

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