PDF malware analysis — malicious · 7331f56d7b531b10

MALICIOUS

PDF

43.6 KB Created: 2021-06-03 23:58:56 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 9b8dd83fdf49e9b9c785d796ef9f16bd SHA-1: a9f6bfe46cb0dafd7c710609728444c2dea21478 SHA-256: 7331f56d7b531b10ab11f2c04cdad3041b6dade8d17f7fdede0c8117bf4d20b3

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF document contains multiple embedded URLs and a heuristic firing for requesting secret recovery information, indicating a phishing or credential harvesting attempt. The ML classifier also flagged it as malicious. The document's content and embedded links suggest it is designed to trick users into downloading potentially harmful applications or revealing sensitive data.

Machine Learning

Nyx PDF Classifier malicious score 0.9865

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.online/app/406889139/coin-master-hack-pro-gamers-game-hack
- http://digilib-unirow.ac.id/repository/robux-free-com_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/oprewards-free-robux_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/free-coin-and-spin-in-coin-master_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/coin-master-hack-version-download-2021_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/coin-master-daily-free-spins-haktuts_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/coin-master-hack-tool-v1-9-pc_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/free-coin-master-spins-hack_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/coin-master-hack-app-2021_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/how-to-hack-peoples-roblox-accounts_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/roblox-scam_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/how-to-hack-roblox-passwords_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/promo-codes-to-get-free-robux_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/coin-master-hack-without-verification-or-downloading-apps_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/roblox-executor-free_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/how-to-play-minecraft-with-friends-for-free_GM479516143.pdf
- http://digilib-unirow.ac.id/repository/robuxglobalcom_GM431946152.pdf
- http://digilib-unirow.ac.id/repository/coin-master-mod_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/simplysarc_GM479516143.pdf
- http://digilib-unirow.ac.id/repository/free-spins-coin-master-links-no-human-verification_GM406889139.pdf
- http://digilib-unirow.ac.id/repository/free-robux-without-offers_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_004_off00004ff2.bin` `67cecb35d7fc183ccd469edfb5be6198c576e12e82d4debbe47d451e674b5ddb`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4FF2	24536 bytes
`font_01_sfnt_off0000882a.bin` `7c3ba000fcc9e82367a9cf09e7428e48624a936725f215f3086fe1b405a0b7f2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x882A	18132 bytes

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