Malicious PDF — malware analysis report

Static analysis result for SHA-256 ce5a1eb30ae601ef…

MALICIOUS

PDF

47.7 KB Created: 2021-05-15 07:02:16 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: f323e08e84405f174f4eb0b0ee00edaf SHA-1: ea187a9d858716ea0e99287657f192bfad1739bc SHA-256: ce5a1eb30ae601ef88fb3d4c2a0dce1586e56567d34c9d44e6c74aef503459d7
82 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The document contains lures related to advance-fee scams, specifically promising ways to obtain in-game currency or items. It includes an external URI pointing to a URL that appears to be related to game hacks. The presence of multiple URLs suggests an attempt to redirect the user to download further content, likely malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9013

Heuristics 4

  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • 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/431946152/how-to-get-robux-easy-game-hack
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/toolbox-premium-apk_GM479516143.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-daily-free-spins-blogspot_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/how-to-get-free-robux-on-roblox_GM431946152.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/roblox-hack-generator_GM431946152.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/free-roblox-clothes_GM431946152.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/minecraft-server-free-trial_GM479516143.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-official-website_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/free-spins-coin-master-legit_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/www-roblox-com-robux-free_GM431946152.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-rewards-free-spins_GM406889139.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/websites-to-get-free-robux_GM431946152.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-32-mod-hack-unlimited_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-hack-no-human-verification_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/free-coin-master-spins-blog_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/free-robux-just-click_GM431946152.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/roblox-microsoft-rewards_GM431946152.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/how-to-hack-coin-master-apple_GM406889139.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/coin-master-free-spins-link-today-haktuts_GM406889139.pdf
    • http://www.elearningmtsn9jkt.net/__statics/gudangsoal/files/how-to-change-your-username-in-roblox-for-free_GM431946152.pdf
    • https://elearningmtsn9jkt.net/__statics/gudangsoal/files/como-hackear-coin-master-2021-espaol_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004b2a.bin
eb3907c4ae1fd0325106418c4fa3a080ec87b68b739ad9e7d4eb718ede55492a
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B2A 26764 bytes
font_01_sfnt_off00008a4a.bin
9a13c2580265a78e8a7257496a31ee0055738af7e20a5661c2902efe4bf05ce5
pdf-font-stream PDF embedded font (sfnt) at offset 0x8A4A 5596 bytes
font_02_sfnt_off000096f2.bin
b9e2aa841985fb83527df95ccd87a01b1af2ca35417b0d42f05b7d7a63821dbf
pdf-font-stream PDF embedded font (sfnt) at offset 0x96F2 18528 bytes