PDF malware analysis — malicious · 414632b2ddb06313

MALICIOUS

PDF

45.1 KB Created: 2021-05-13 07:58:26 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 5141a0d61e773a02514b0dda5eec06d1 SHA-1: 9d3621066d40e37c37c3aa4f34e465db65785a24 SHA-256: 414632b2ddb063134d73520307cd1c3e5b1e9a9eb054899259512336bf539912

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains numerous embedded links, including one to "netcdn.xyz" and a large farm of SEO-style links hosted on "eecpowerindia.com", all promoting game-related cheats and hacks. The ML classifier strongly indicated maliciousness, and the presence of external URIs suggests the document is designed to redirect users to potentially harmful content. The document body, though partially corrupted, contains keywords related to free gift cards and game hacks, reinforcing the lure.

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 https://netcdn.xyz/app/431946152/free-roblox-gift-card-codes-2021-game-hack
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/hack-coin-master-online-without-human-verification_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/free-rare-cards-for-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/haktuts-coin-master-free-spins_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/how-to-get-free-food-on-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/how-can-you-get-minecraft-for-free_GM479516143.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/free-coins-and-spins-in-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/free-800-robux_GM431946152.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/coin-master-hacks-2021_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/minecraft-windows-10-edition-hacked-client_GM479516143.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/rbx-sites_GM431946152.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/free-coin-and-spin-in-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/coin-master-exchange-40-free-spins_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/free-spins-coin-master-hack-2021_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/best-free-spin-app-for-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/coin-master-free-spins-link_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/wurst-18_GM479516143.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/coin-master-free-spins_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/play-roblox-free-online_GM431946152.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/how-do-i-get-free-spins-on-coin-master_GM406889139.pdf
- http://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/minecraft-hack-2021_GM479516143.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_off00004f43.bin` `5aaa0f13461d72aa4a0694aa2c5466aca85366825fde9e5f31ec8f2c702d7e28`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4F43	26344 bytes
`font_01_sfnt_off00008bf5.bin` `da888a05767b354bf4a788b28622fcb1db99041a598c845d67a69c5c37b8a5f7`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8BF5	18976 bytes

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