PDF static analysis report

Static analysis result for SHA-256 6cc2c5038baae3a2…

SUSPICIOUS

PDF

44.1 KB Created: 2021-05-19 05:30:39 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 3d5450c3041e7032a961060cb76976f4 SHA-1: 202b5510b8256f94ee1fa64b1801b666675f8241 SHA-256: 6cc2c5038baae3a22dbda8abeec6ceb7a89bf83b70bc9cd211ca1858b01304db
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains an external URI and multiple embedded URLs, strongly suggesting an attempt to redirect the user to download malicious content. The ML classifier also flagged this PDF as malicious with high confidence. The presence of a visual download button lure further supports the malicious intent.

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/daily-coin-master-game-hack PDF link annotation
    • http://stroyproekzia.ru/images/robux-gainer_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/roblox-gang-rape_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/coin-master-free-spins-and-coins-app-download_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/roblox-promo-code-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/apps-to-get-free-robux_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/oprewards-com-login_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/free-minecraft-skins-girl_GM479516143.pdfIn PDF document text
    • http://stroyproekzia.ru/images/heroes-online-roblox_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/plug-toolbox-for-minecraft-free-ios_GM479516143.pdfIn PDF document text
    • http://stroyproekzia.ru/images/free-spin-coin-master-iphone_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/robux-com-free_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/more-robux_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/rbx-roblox_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/how-to-get-free-cards-in-coin-master_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/coin-master-free-coins-link-2021_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/coin-master-free-spins-and-coins-link-blogspot_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/how-to-hack-roblox-to-get-robux_GM431946152.pdfIn PDF document text
    • http://stroyproekzia.ru/images/android-coin-master-3433-apk-hack_GM406889139.pdfIn PDF document text
    • http://stroyproekzia.ru/images/minecraft-java-hacks_GM479516143.pdfIn PDF document text
    • http://stroyproekzia.ru/images/coin-master-attack-hack-apk_GM406889139.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_off000047ee.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x47EE 24680 bytes
SHA-256: b73618bf083efb0b47e796a5c348b72849e195b693edcdbde122df961fafb1e3
font_01_sfnt_off00008070.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8070 2920 bytes
SHA-256: 601c50867a41b9362538ff18e5f9479a0f9badf698aaf1eb7e88469c11719db7
font_02_sfnt_off00008a8a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8A8A 17968 bytes
SHA-256: 88a0d731d7b381574a006ca944c17241aad840c2b11367d7b1a0c0a64bb163ce