PDF static analysis report

Static analysis result for SHA-256 0c39642e1cc290a0…

SUSPICIOUS

PDF

34.8 KB Created: 2021-06-27 04:46:33 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d2d11a35004ce746a208f6b4d1de27e1 SHA-1: 66b642ef169fe806474ca1ac0c2ed4acf63ed845 SHA-256: 0c39642e1cc290a0712994608101a1718dea12b0b0d4403b4c3b133b8e4f587a
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains numerous embedded URLs and text referencing "hacks" and "free items" for games like Roblox and Coin Master, indicating a lure to download potentially malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the suspicious nature of the document. The presence of external URIs and the overall theme suggest an attempt to trick users into executing a malicious file.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9980

Heuristics 3

  • 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/roblox-money-hack-2021-free-download-game-hack PDF link annotation
    • http://inforplace.com.br/ckfinder/userfiles/files/roblox-hacked-version-download_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/how-do-you-earn-robux_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/dragon-ball-flaming-path-hack-roblox_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/2021-roblox-got-hacked_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/roblox-how-to-get-free-membership_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/free-spin-coin-master-game_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/free-coins-coin-master-link-today_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/roblox-free-items-2021_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/minecraft-for-free-games_GM479516143.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/hackear-cuentas-de-roblox-2021_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/roblox-202120214-for-free_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/free-robux-and-tickets-generator-2021-distorak_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/coin-master-free-spins-2021-ios_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/how-to-get-free-robux-and-save-it_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/how-to-download-minecraft-for-free-on-iphone_GM479516143.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/coin-master-free-spins-hack-but-no-surveys_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/apps-for-free-spins-on-coin-master_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/roblox-free-clothes-codes_GM431946152.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/coin-master-gold-cards-hack_GM406889139.pdfIn PDF document text
    • http://inforplace.com.br/ckfinder/userfiles/files/robux-codes_GM431946152.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.

FilenameKindSourceSize
font_00_sfnt_off00002ee7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2EE7 22064 bytes
SHA-256: 31ff552e579d2c43537fb345838dfdc3e44a2091c57841fcf4a1ced05ad173f6
font_01_sfnt_off00005fb7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5FB7 20104 bytes
SHA-256: 6bac0339525f0e3ec6222d926997770a92482ae180c4f36048ac390c3124efd7