Malicious PDF — malware analysis report

Static analysis result for SHA-256 2ce1b084fe46cb5c…

MALICIOUS

PDF

34.7 KB Created: 2021-07-08 07:37:12 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: bdfc409900aa48feff6c9cbf2a7ed914 SHA-1: 3715cbd7178a0de3cf1bda76fbb907c01ad71a21 SHA-256: 2ce1b084fe46cb5cc07d9e73a8ead2a55e1a7a6c9269be8a36b1e4635c066549
82 Risk Score

Malware Insights

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

The PDF contains a launch action and multiple embedded URLs, including one pointing to a game hack download. The document body also contains similar URLs and a call-to-action phrase, suggesting a social engineering lure to download potentially malicious content. The ML classifier strongly indicates maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 4

  • Launch action high PDF_LAUNCH
    PDF contains a /Launch action with an unresolved or extension-less target — treat as potentially dangerous
  • 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.tw/app/479516143/minecraft-free-download-ipad-game-hack
    • https://abellamoveis.com.br/ckfinder/userfiles/files/minecraft-free-download-pc_GM479516143.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/free-bots-for-roblox_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/roblox-cheats-how-to-get-free-clothes_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/how-do-we-get-free-robux_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/minecraft-java-for-free_GM479516143.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/coin-master-34-5-hack_GM406889139.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/roblox-creater-codes-to-get-you-free-robux_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/how-to-catch-a-hacker-on-roblox_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/roblox-sunset-city-hack_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/hacks-en-roblox-volar_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/coin-master-hack-without-human-verification_GM406889139.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/robux-hacks-2021_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/hacks-for-rogoul-roblox-pllz-teach-me_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/how-to-get-minecraft-for-free-ios_GM479516143.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/roblox-girl_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/coin-master-hack-ios-no-human-verification_GM406889139.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/roblox-ro-ghoul-hack_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/minecraft-online-free-no-download_GM479516143.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/launch-hack-roblox_GM431946152.pdf
    • https://abellamoveis.com.br/ckfinder/userfiles/files/coin-master-hacks-for-pet-food_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000032e8.bin
611e726fa6b8de472b3f9aa79ce69b994bdcdf1f03ff37c3e2b1aa4aa5b889bd
pdf-font-stream PDF embedded font (sfnt) at offset 0x32E8 22072 bytes
font_01_sfnt_off000063aa.bin
0ebe94f7e8850ff316d9561b78e23a87553ea9aff3f68e8d880c2f0b804d142c
pdf-font-stream PDF embedded font (sfnt) at offset 0x63AA 18756 bytes