PDF malware analysis — malicious · 07609a751b9b99c6

MALICIOUS

PDF

43.3 KB Created: 2021-05-15 15:48:44 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 028b6f95bd37ce6d59158be8145ab2c0 SHA-1: fccd80d1d1d27d2860ef14334b3460453fc0cac4 SHA-256: 07609a751b9b99c60f5ef79d4d61342630afbe4f2dc75f7c5875414c4c93e7d0

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF document contains numerous embedded URLs that lead to pages offering 'free' game items, a common lure for phishing or malware distribution. The heuristic PDF_SEO_LINK_FARM indicates a large number of external links, suggesting a link farm designed to attract traffic. While no scripts were explicitly extracted, the presence of embedded URLs and the overall structure suggest an attempt to redirect users to malicious content, likely for initial access via spearphishing.

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-get-java-minecraft-for-free-game-hack
- https://omhelsjehart.nu/images/free-robux-for-kids-no-verification_GM431946152.pdf
- https://omhelsjehart.nu/images/8bp-hack-coin-master_GM406889139.pdf
- https://omhelsjehart.nu/images/coin-master-free-spins-link-2021-today_GM406889139.pdf
- https://omhelsjehart.nu/images/how-to-buy-robux-for-free_GM431946152.pdf
- https://omhelsjehart.nu/images/how-to-earn-robux-by-playing-games_GM431946152.pdf
- https://omhelsjehart.nu/images/how-to-get-free-robux-fast_GM431946152.pdf
- https://omhelsjehart.nu/images/minecraft-hack-ios_GM479516143.pdf
- https://omhelsjehart.nu/images/coin-master-hack-spin-ios_GM406889139.pdf
- https://omhelsjehart.nu/images/how-to-get-free-robux-2021-easy_GM431946152.pdf
- https://omhelsjehart.nu/images/coin-master-attack-hack_GM406889139.pdf
- https://omhelsjehart.nu/images/how-to-hack-a-minecraft-server-and-make-yourself-op_GM479516143.pdf
- https://omhelsjehart.nu/images/minecraft-bedrock-hacks-windows-10_GM479516143.pdf
- https://omhelsjehart.nu/images/free-minecraft-accounts-reddit_GM479516143.pdf
- https://omhelsjehart.nu/images/get-robux-now_GM431946152.pdf
- https://omhelsjehart.nu/images/free-robux-website_GM431946152.pdf
- https://omhelsjehart.nu/images/can-you-get-free-robux-on-roblox_GM431946152.pdf
- https://omhelsjehart.nu/images/coin-master-hack-apk-35-18_GM406889139.pdf
- https://omhelsjehart.nu/images/minecraft-that-you-can-play-for-free_GM479516143.pdf
- https://omhelsjehart.nu/images/how-to-get-free-roebucks_GM431946152.pdf
- https://omhelsjehart.nu/images/coin-master-free-spins-hack-no-human-verification_GM406889139.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_off00004b80.bin` `99ddae57b26f5d7e92411a8ad70486b2607348f9965bbdc8ae6c28a7debf3e05`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4B80	26492 bytes
`font_01_sfnt_off00008760.bin` `b07ca7cfd9f4df49e8124e55bb29c456f703fc5bdce85e2b26b96107911b04a3`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8760	18152 bytes

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