PDF malware analysis — malicious · 98eea50908631139

MALICIOUS

PDF

49.9 KB Created: 2021-05-16 08:39:45 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: cd1a753f9887aa227a5872dc43459926 SHA-1: d2f344d130d2bfc637f25ecd3d6db5c6338f8a4a SHA-256: 98eea50908631139f39870315f4d8a739594cebebc5abb92188d9f0ae9cf85cb

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains numerous embedded links and a call-to-action phrase, strongly suggesting a phishing or scam attempt. The links point to websites offering 'free spins' or 'robux', which are common lures for users seeking in-game currency or advantages. The ML classifier also flagged this PDF as malicious, reinforcing the assessment of a malicious intent.

Machine Learning

Nyx PDF Classifier malicious score 0.8594

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/406889139/coin-master-unlimited-free-spins-link-2021-game-hack
- http://www.alsultantrading.ae/userfiles/files/rewardex-robux_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-spin-group_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-cards_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/how-to-get-free-robux-on-roblox_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-spins-2021-generator_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/how-can-i-get-free-spins-on-coin-master_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/free-roblox-accounts-with-robux-that-work-2021_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/free-promo-codes-roblox_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/hacks-roblox_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-spin-today_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-spins-link-today-instagram_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-daily-gift-free-spins-and-coins-link-today_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/free-roblox-dominus_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/free-400-spins-coin-master_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/free-spin-link-coin-master_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-apk-mod-hack-download_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/microsoft-roblox-rewards_GM431946152.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-hack-cheat-generator-coins-and-spins-unlimited_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/coin-master-free-link-app_GM406889139.pdf
- http://www.alsultantrading.ae/userfiles/files/haktuts-coin-master-free-daily-spins_GM406889139.pdf
- http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 4

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00004bad.bin` `edcc3362628ae918abb2ba7c4849951d9f7d2dfa5c1758dc8dc3a35694ee2d62`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4BAD	25040 bytes
`font_01_sfnt_off000085d0.bin` `94fcb381239c29100752ee892ac52c1bd3adfaf549c4fef32483ae1d5678ac02`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x85D0	4128 bytes
`font_02_sfnt_off000093f4.bin` `6fd7c7f447d66842f81aa8cf197935b17f22157d0c7e9f95622df1b5b4ddf530`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x93F4	2788 bytes
`font_03_sfnt_off00009de4.bin` `5881489854435c4df30fbeeaf3dcf370e1cc518be434610ef19958204180da95`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9DE4	19152 bytes

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