PDF malware analysis — malicious · 08715c54a94270ca

MALICIOUS

PDF

41.7 KB Created: 2021-05-16 02:36:14 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 12f71705330775b1c8e159d5d48151a2 SHA-1: aaf2e2d4961f25f226d9c00e2226d3a6a8f32b01 SHA-256: 08715c54a94270ca6915fb9a21d572ced0a519c03944cb146a060bd0493548cc

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

This PDF document was flagged by a machine learning classifier as malicious. It contains a lure to request sensitive recovery information, such as private keys or passwords, which is a high-risk indicator. The document also embeds multiple URLs, including one pointing to a potential application download, suggesting an attempt to trick the user into downloading malware. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 4

Recovery secret / private key request critical SE_SECRET_RECOVERY_LURE

Document requests recovery phrases, private keys, backup codes, or saved passwords. Requests for these secrets in a document are high-risk.
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/hack-coin-master-game-apk-game-hack
- https://esl.hess.com.tw/image/data/files/coin-master-hack-tool-no-human-verification_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/master-free-spin_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/apps-that-give-you-free-robux_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/free-roblox-clothes-codes_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/robux-today_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/free-minecraft-capes-no-mods_GM479516143.pdf
- https://esl.hess.com.tw/image/data/files/games-to-get-free-robux_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/150-free-spins-coin-master_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/free-robux-websites-no-human-verification_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/free-robux-promo-codes_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/coin-master-free-spins-hack-link_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/roblox-hack-download-pc_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/how-to-get-free-gamepasses-on-roblox_GM431946152.pdf
- https://esl.hess.com.tw/image/data/files/moonactive-coin-master-free-spins-link_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/coin-master-ultra-attack-hack_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/hackear-coin-master-espaol_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/coin-master-free-spins-instagram_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/free-spins-and-coins-for-coin-master_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/how-do-i-get-free-coins-in-coin-master_GM406889139.pdf
- https://esl.hess.com.tw/image/data/files/minecraft-thumbnail-maker-free_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_off000048db.bin` `3a4695d2a7c889e0968d2ed89bb69b3710a7700f4e00ebf4c196dc3d9c36fb01`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x48DB	25200 bytes
`font_01_sfnt_off000080e7.bin` `31b27374ffcb065f7237e3afe8d60b30aadfbb844f2d6e99af30877ce40d7303`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x80E7	18152 bytes

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