PDF static analysis report

Static analysis result for SHA-256 9b219f69ed671c25…

SUSPICIOUS

PDF

35.2 KB Created: 2021-07-06 15:40:26 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: cb5b39ab9f61519c94ba2d1a484bdd91 SHA-1: 4c75c091464c196f5c8ef1615686f2aa5f76473d SHA-256: 9b219f69ed671c25da2e1fe952e39f78ce5b9e06ed35b2e831e3aebded05ea5c
42 Risk Score

Malware Insights

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

The PDF contains embedded URLs and document body text that promote game cheats and rewards, indicating a lure for users to download potentially malicious content. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a phishing or scam attempt. The primary IOC is the external URI pointing to a suspicious domain.

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.tw/app/406889139/coin-master-rewards-2021-game-hack PDF link annotation
    • https://fib.ub.ac.id/sac/repository/how-to-cheat-dungeon-quest-roblox_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/roblox-hack-no-human-verification-and-no-survey_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/free-executor-roblox_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/minecraft-gun-games-free_GM479516143.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/how-to-get-robux-for-free-without-cheating-or-hacking_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac//repository/free-roebucks-com_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/cheat-engine-hack-roblox-accounts_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac//repository/how-to-get-free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/modded-roblox-accounts-free_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/spin-coin-master-free_GM406889139.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/get-a-robux-gift-card-online-free_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/free-mega-vip-roblox_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/cheat-codes-on-xbox-one-for-roblox_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/free-robux-no-human-verification-or-survey-2021_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/get-free-robux-now_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/roblox-free-robux_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac//repository/free-robux-hack-no-verification_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/how-can-you-get-robux_GM431946152.pdfIn PDF document text
    • https://fib.ub.ac.id/sac//repository/coin-master-hack-no-verify_GM406889139.pdfIn PDF document text
    • https://fib.ub.ac.id/sac/repository/how-do-you-hack-roblox-games_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
stream_002_off00003087.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3087 23380 bytes
SHA-256: 5d00da5d8b4c75eb6b3ca875b9fcec588a0c84df3de9ba94c3d08d50cad56110
font_01_sfnt_off0000659d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x659D 18572 bytes
SHA-256: cfaa81896c26697e859a4e81b12695d0381909fc96c2a4cad24004b442f99461