PDF malware analysis — malicious · eba31e5c84dbc21c

MALICIOUS

PDF

43.4 KB Created: 2021-05-15 16:19:40 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 484b2d8da192b1de3202d9b8686d76bc SHA-1: 10e689cf73d52a8bdb7572d39f2807cf0be12050 SHA-256: eba31e5c84dbc21c26106acd985f1354b3539d6089a03ba03913f1c24c968929

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded links, identified as a link farm, pointing to SEO spam pages related to games and free items. The primary URL, https://netcdn.xyz/app/479516143/how-to-hack-a-minecraft-server-game-hack, and many others from fccsms.com, suggest a campaign to drive traffic to potentially malicious or ad-filled websites. While no scripts were explicitly extracted, the PDF structure and embedded URIs indicate a malicious intent to redirect users.

Machine Learning

Nyx PDF Classifier malicious score 0.9969

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/how-to-hack-a-minecraft-server-game-hack
- http://fccsms.com/images/free-spins-on-coin-master-2021_GM406889139.pdf
- http://fccsms.com/images/coin-master-free-spins-link-today-new-2021_GM406889139.pdf
- http://fccsms.com/images/how-to-hack-a-minecraft-server-and-make-yourself-op_GM479516143.pdf
- http://fccsms.com/images/free-games-like-coin-master_GM406889139.pdf
- http://fccsms.com/images/free-bedrock-minecraft_GM479516143.pdf
- http://fccsms.com/images/robuxy-com-free-robux_GM431946152.pdf
- http://fccsms.com/images/can-i-get-minecraft-windows-10-for-free_GM479516143.pdf
- http://fccsms.com/images/free-roblox-clothes-templates_GM431946152.pdf
- http://fccsms.com/images/coin-master-free-coins-link-march-2021_GM406889139.pdf
- http://fccsms.com/images/roblox-hack-me_GM431946152.pdf
- http://fccsms.com/images/free-spin-coin-master-link-2021_GM406889139.pdf
- http://fccsms.com/images/oprewards-com-roblox_GM431946152.pdf
- http://fccsms.com/images/get-free-spins-on-coin-master_GM406889139.pdf
- http://fccsms.com/images/free-minecraft-texture-packs-java_GM479516143.pdf
- http://fccsms.com/images/coin-master-free-spins-link-2021-april_GM406889139.pdf
- http://fccsms.com/images/how-to-get-robux-easy_GM431946152.pdf
- http://fccsms.com/images/free-robux-giveaway-live_GM431946152.pdf
- http://fccsms.com/images/coin-master-free-spins-and-coins_GM406889139.pdf
- http://fccsms.com/images/free-minecraft-bedrock-server-hosting-24-7_GM479516143.pdf
- http://fccsms.com/images/www-claim-gg-to-earn-free-robux_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_off00004dbc.bin` `db1a409a8217926ac8c982be0665adc251ae6922a48a8350be0d7fe2597f4c73`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4DBC	25704 bytes
`font_01_sfnt_off000087aa.bin` `a161276dde2563737e729d23e9d7b4e88663ff4ff7cddafc48ded70db5af995a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x87AA	18156 bytes

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