PDF static analysis report

Static analysis result for SHA-256 a743a89e9255867e…

SUSPICIOUS

PDF

45.1 KB Created: 2021-05-16 16:50:17 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: def62b0186db4f5ff38a4cbaed8100b5 SHA-1: c61c1055e2cb0ac79716bd550abdc15eb68dfab9 SHA-256: a743a89e9255867e9bbcfc3d2e645c1d707af7cb3e596056c776b0ae665a6a2e
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF document contains numerous embedded URLs and text referencing game cheats and hacks, strongly suggesting a lure for downloading malicious content. The ML classifier also flagged this PDF as malicious. While no scripts were explicitly extracted, the presence of embedded URLs and the document's theme indicate an attempt to trick users into downloading a second-stage payload, likely related to game exploits or malware.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9621

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 https://netcdn.xyz/app/406889139/coin-master-hack-no-verification-game-hack PDF link annotation
    • https://ase-sinaloa.gob.mx/images/free-minecraft-alt-accounts_GM479516143.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/free-robux-websites-that-work_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/how-to-get-free-robux-without-human-verification-2021_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/how-to-get-free-spins-on-coin-master-2021_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-hack-apk-35-11_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/free-robux-app-2021_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-hack-spins_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/can-you-get-minecraft-for-free_GM479516143.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/how-to-make-free-robux_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/how-to-get-free-roebucks-in-roblox_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/wwwhaktutsin-2021-08-coinmasterfreespinandcoinlinkhtml-m-1_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/i-got-hacked-on-roblox_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-apk_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-game-free-play-online_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/minecraft-free-computer-game_GM479516143.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/how-to-make-a-minecraft-java-server-for-free_GM479516143.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/hack-coin-master-32-mod-apk_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/roblox-robux_GM431946152.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-hack-2021-app-download_GM406889139.pdfIn PDF document text
    • https://ase-sinaloa.gob.mx/images/coin-master-free-spins-and-coins_GM406889139.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004b49.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4B49 26068 bytes
SHA-256: 33daa00d6de3e97d7414cd5df6dee0e4b80ac8ce05570a552b73a6c539b1f96c
font_01_sfnt_off00008557.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8557 2840 bytes
SHA-256: 3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676
font_02_sfnt_off00008f09.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8F09 17848 bytes
SHA-256: 31edcb062e0c4d358e7699eb17481b8bb2542c8a2ca42b35e989066c8723d51f

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