PDF static analysis report

Static analysis result for SHA-256 8b66462d52b64c2a…

SUSPICIOUS

PDF

44.1 KB Created: 2021-05-17 02:02:07 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 0448fda11de5cb7306142877138106c2 SHA-1: 923964b46c8f0ce54ec6bb53c9ab6b0e8d36ab17 SHA-256: 8b66462d52b64c2abbd442faa5b7e37a2a80b01cc1fd27ef2554a66eb6cc2de5
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains multiple embedded URLs, including one explicitly identified as an external URI pointing to a 'coin-master-free-link-spin-game-hack'. The ML classifier also flagged this PDF as malicious. The document body and embedded links suggest a lure for users seeking game cheats or free in-game currency, which is a common social engineering tactic to deliver malware. No scripts were extracted, but the presence of numerous suspicious URLs indicates a high likelihood of a download or redirection to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9648

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-free-link-spin-game-hack PDF link annotation
    • https://elite-house.su/images/free-roblox-gift-card_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/roblox-re_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/free-stuff-on-roblox-2021_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/pop-slots-free-vegas-casino-slots-machine-game-coin-master_GM406889139.pdfIn PDF document text
    • https://elite-house.su/images/heroes-online-roblox_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/minecraft-free-android_GM479516143.pdfIn PDF document text
    • https://elite-house.su/images/minecraft-toolbox-premium-apk_GM479516143.pdfIn PDF document text
    • https://elite-house.su/images/free-robux-that-actually-works-2021_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/free-robux-generator-no-verification-2021_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/minecraft-free-demo_GM479516143.pdfIn PDF document text
    • https://elite-house.su/images/more-robux_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/free-roblox-accounts-with-robux-that-work-not-banned-2021_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/free-robux-reddit_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/coin-master-hack_GM406889139.pdfIn PDF document text
    • https://elite-house.su/images/free-spin-gratis-coin-master_GM406889139.pdfIn PDF document text
    • https://elite-house.su/images/kuso-icu-roblox-hack_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/free-spins-coin-master-without-completing-offers_GM406889139.pdfIn PDF document text
    • https://elite-house.su/images/www-free-robux_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/how-to-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • https://elite-house.su/images/how-to-hack-people-in-roblox_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off000048a8.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x48A8 24328 bytes
SHA-256: 8013d9c7e093bd35fe5e074c0d0bb823184fe52f87c16a46b0dba1e91330725c
font_01_sfnt_off0000805a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x805A 2880 bytes
SHA-256: 10d025f04f706eb71cdda4f99784df1b9ccb52e48080e43095e0398eaef6f132
font_02_sfnt_off00008a45.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8A45 18056 bytes
SHA-256: 73446086b7970e4c311ea7edd0e96fe93bb69e7a29ec1c6c70349cef1a9e8050