PDF malware analysis — malicious · 33258cd9d6f3d07c

MALICIOUS

PDF

43.4 KB Created: 2021-05-13 07:33:42 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27

MD5: c789199ff75ce2debded3bfef727000a SHA-1: 67288bb93b2fe2fad9ca79dda1bc6aec42dca17c SHA-256: 33258cd9d6f3d07c9ebbf6376f026738c4c7c7af17e54230f187e8db9c5546f2

102 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The document contains a lure related to game hacks and private key recovery, strongly suggesting a phishing or credential harvesting attempt. The embedded URLs likely lead to malicious content or phishing pages. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

Nyx PDF Classifier malicious score 0.9969

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/are-there-any-coin-master-hacks-that-actually-work-game-hack PDF link annotation
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/free-robux-hack-2021_GM431946152.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/how-to-make-a-minecraft-client_GM479516143.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/roblox-arsenal-hack_GM431946152.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/minecraft-pe-015-0-apk-free-download_GM479516143.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/www-cheatsk-com-coin-master-hack_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/how-to-get-free-robux-hack_GM431946152.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-2021-free-spins_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-hack-no-survey-2021_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-fan-page_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-connection-lost_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-free-spins-8-14-2021_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/minecraft-classic-free_GM479516143.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/free-minecraft-mods-for-xbox-one_GM479516143.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/microsoft-roblox-rewards_GM431946152.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/hack-coin-master-without-human-verification_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/how-to-create-group-in-coin-master-free-spins_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/free-spins-coin-master-links-no-human-verification_GM406889139.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/can-you-get-minecraft-for-free-on-pc_GM479516143.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/free-robux-quiz_GM431946152.pdfIn PDF document text
- https://elearning.mtsmanusaci.com/__statics/gudangsoal/files/coin-master-apk-hack_GM406889139.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`stream_003_off00004d81.bin`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x4D81	25700 bytes
SHA-256: `13cd130e8607b5e555172cbaa55390d740e4dbb1c02b1856737998c08ce86733`
`font_01_sfnt_off000086d1.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x86D1	18472 bytes
SHA-256: `cbcebafbcf3f0ede5aa3be7eddcb12699961b73018073e13810fb2a936e6d0ab`

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