PDF static analysis report

Static analysis result for SHA-256 c4038bd95c0c92d2…

SUSPICIOUS

PDF

34.6 KB Created: 2021-07-06 15:01:43 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: d91a2a4f1a28be158a88f9cb148f1324 SHA-1: e8c0bd58c6ba4a598b9dd97c5f11d0fd19e36cd2 SHA-256: c4038bd95c0c92d28b79fadd6b846944d89ff366e8d8c68800992ccdc3279ef8
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The ML classifier strongly flagged this PDF as malicious. The document body and extracted URLs indicate a lure for downloading game-related cheats or currency, likely leading to malware. The presence of embedded URLs suggests an attempt to redirect the user to a malicious download site.

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/431946152/lazyblocks-com-robux-game-hack PDF link annotation
    • http://library.feb.unila.ac.id/rfeb/repository/free-robux-by-inspecting_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb//repository/how-to-get-free-roebucks-in-roblox_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/hack-coin-master-iphone_GM406889139.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/bypass-roblox-cheat-engine_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/does-roblox-give-free-robux_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/free-robux-codes-2021-august_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb//repository/to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/how-to-hack-people-robux_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/roblox-is-giving-away-free-i-robux-at-rbxgift-cf_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb//repository/tiktok-free-download-for-windows-10_GM835599320.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/steal-roblox-game-using-cheat-engine_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/free-coin-master-gifts_GM406889139.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb//repository/is-there-a-free-version-of-minecraft_GM479516143.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/roblox-free-race-tracks_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/coin-master-hack-apk-no-fb-login_GM406889139.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb//repository/what-is-pubg-uc-carding_GM1330123889.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/comment-cheat-sur-roblox-jailbreak_GM431946152.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/coin-master-free-spins--spins_GM406889139.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/get-free-food-in-coin-master_GM406889139.pdfIn PDF document text
    • http://library.feb.unila.ac.id/rfeb/repository/how-to-get-free-robux-without-downloading-any-apps_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002fcd.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2FCD 22284 bytes
SHA-256: cc908036cb9be660c44a90985523a664f16b6e81221a65a271ea7ee0fdd909cb
font_01_sfnt_off00006156.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6156 19320 bytes
SHA-256: 52be431e2479892243aaa080475f5659373002af5ea9ad85b1a3eaa30be58de6

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