PDF static analysis report

Static analysis result for SHA-256 0644758ff3bfbd0f…

SUSPICIOUS

PDF

44.4 KB Created: 2021-06-11 12:46:03 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: 91bd3b87736a510ba3f328bba52931f4 SHA-1: cb3b0e8e2fc112a20906d096285aae52d5e42714 SHA-256: 0644758ff3bfbd0f7c28ca27ebd3d4820a9a739f6b1463883e9852c16250407b
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The ML classifier strongly flagged this PDF as malicious. The document body and extracted URLs indicate a lure for game-related cheats, specifically for Roblox and Coin Master. The presence of multiple suspicious URLs suggests an attempt to redirect the user to potentially harmful content or downloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9865

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.tw/app/431946152/how-to-look-like-a-guest-in-roblox-for-free-game-hack PDF link annotation
    • http://hk-kan.org/images/coin-master-free-spins-hack-without-human-verification_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/minecraft-hacker-skin_GM479516143.pdfIn PDF document text
    • http://hk-kan.org/images/minecraft-hack-ios_GM479516143.pdfIn PDF document text
    • http://hk-kan.org/images/free-robux-come_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/roblox-pink-free-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-cheat-apk-free-download_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/how-to-get-free-stuff-on-roblox_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/free-robux-real-working_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-free-spins-link-today_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/coin-master-cards-hack-2021_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/minecraft-skins-free-girl_GM479516143.pdfIn PDF document text
    • http://hk-kan.org/images/2021-free-coin-master-spins_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/i-cant-get-free-spins-coin-master_GM406889139.pdfIn PDF document text
    • http://hk-kan.org/images/easy-way-to-get-robux_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/free-roblox-website_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/roblox-segway-free_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/how-to-hack-roblox-accounts-2021-easy_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/how-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/roblox-hack-robux-free-2021_GM431946152.pdfIn PDF document text
    • http://hk-kan.org/images/roblox-login-hack_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
stream_004_off00005192.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x5192 24724 bytes
SHA-256: d830bedc7c51be99d7eb4084ca9afe23525d68d5de34c658d1ed6389d9d27f9a
font_01_sfnt_off000089f3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x89F3 18648 bytes
SHA-256: 7c06971e66a5260cbe9ef3e6b78013968abc7967e0d850dc65d8090c62e0f3ed

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