PDF malware analysis — malicious · 0546d0593438c52c

MALICIOUS

PDF

35.3 KB Created: 2021-06-28 22:07:10 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)

MD5: 46f00564f5188fc2acc12f3f155caa4f SHA-1: 199153c65d90ff5e78361b6d4f6894e92fcb61dd SHA-256: 0546d0593438c52c3af5cf52cc9f5766adb0c80a15d6c70461a08a2fbd0e76b3

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The document contains multiple embedded URLs and a call-to-action button, strongly suggesting a phishing or credential harvesting attempt related to popular online games like Roblox. The ML classifier also flagged this PDF as malicious with high confidence. The document body and extracted URLs indicate a lure focused on account security and in-game currency.

Machine Learning

Nyx PDF Classifier malicious score 0.9980

Heuristics 4

Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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 http://netcdn.co/app/431946152/what-to-do-if-your-account-gets-hacked-on-roblox-game-hack
- http://www.ma-plast.hr/files/coin-master-heaven-free-spins_GM406889139.pdf
- https://www.ma-plast.hr/files/how-to-earn-robux-for-free-2021_GM431946152.pdf
- http://www.ma-plast.hr/files/roblox-weight-lifting-simulator-2-hack_GM431946152.pdf
- http://www.ma-plast.hr/files/how-to-hack-roblox-accounts-on-phone-2021_GM431946152.pdf
- http://www.ma-plast.hr/files/get-roebucks-com_GM431946152.pdf
- http://www.ma-plast.hr/files/get-free-robux-no-verification_GM431946152.pdf
- http://www.ma-plast.hr/files/how-to-make-roblox-clothes-for-free_GM431946152.pdf
- https://www.ma-plast.hr/files/free-robux-2021-no-verification_GM431946152.pdf
- https://www.ma-plast.hr/files/robux-giver_GM431946152.pdf
- http://www.ma-plast.hr/files/free-robux-app_GM431946152.pdf
- https://www.ma-plast.hr/files/coin-master-hack-apk-online_GM406889139.pdf
- https://www.ma-plast.hr/files/coin-master-free-spins-link-app-download_GM406889139.pdf
- https://www.ma-plast.hr/files/minecraft-pe-apk-free-download_GM479516143.pdf
- http://www.ma-plast.hr/files/free-spins-and-coins-coin-master-facebook_GM406889139.pdf
- https://www.ma-plast.hr/files/minecraft-building-hacks_GM479516143.pdf
- https://www.ma-plast.hr/files/free-minecraft-hosting_GM479516143.pdf
- http://www.ma-plast.hr/files/free-spins-coin-master-2021-today_GM406889139.pdf
- http://www.ma-plast.hr/files/coin-master-games-download-free_GM406889139.pdf
- https://www.ma-plast.hr/files/pokemon-go-mod-apk-joystick-free-download_GM1094591345.pdf
- https://www.ma-plast.hr/files/real-minecraft-for-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
`font_00_sfnt_off00002f38.bin` `7226250e21f295ccb6154b782c6a44ef9e8dc461980aedda1c3afc2dc1989fba`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x2F38	22952 bytes
`font_01_sfnt_off000062c8.bin` `d1368a8263ffbccaba439f91b3c3863a3a392fb2477f7860cb764ee1be5db220`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x62C8	19768 bytes

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