PDF static analysis report

Static analysis result for SHA-256 ca1809cf7388b623…

SUSPICIOUS

PDF

35.1 KB Created: 2021-07-01 23:13:05 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: efed5df4a2343c552c994baea0a7d0bd SHA-1: 3abc14c5e631a6a237a293875c607e5a9c907694 SHA-256: ca1809cf7388b6236e3ae6ccb3fe52941e1133d05a2ec60ffc515bdce3be9d12
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a lure related to Roblox account security, directing users to a suspicious URL. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. The presence of numerous URLs related to game hacks and free in-game currency suggests a phishing or malware distribution scheme.

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.co/app/431946152/what-to-do-if-your-account-gets-hacked-on-roblox-game-hack PDF link annotation
    • https://htdvn.com/public/upload/files/coin-master-free-spins-and-coins-for-today_GM406889139.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/easy-hacks-to-get-robux_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/no-human-verification-coin-master-hack_GM406889139.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/roblox-gang-rape_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/how-to-get-a-free-elitey-pet-on-roblox_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/coin-master-links-for-today_GM406889139.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/free-robux-download_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/how-to-get-free-robux-instantly-free-robux-hack_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/best-free-roblox-catalog-items_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/easy-robux-today-for-free_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/minecraft-free-ios-2021_GM479516143.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/how-to-get-free-roebucks-on-roblox_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/rape-simulator_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/free-roblox-shirt-templates_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/how-do-you-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/roblox-game-free-download_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/coin-master-hack-apk_GM406889139.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/minecraft-hacked-client-bedrock_GM479516143.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/free-robux-without-human-verification_GM431946152.pdfIn PDF document text
    • https://htdvn.com/public/upload/files/how-to-get-20210-robux-for-free_GM431946152.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000030b1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x30B1 22132 bytes
SHA-256: 46c374b1c3e5fe0b0fb37e6ebb444c42cb50cfaf8279cc788e65ca953cf21c2d
font_01_sfnt_off000061d1.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61D1 19768 bytes
SHA-256: d1368a8263ffbccaba439f91b3c3863a3a392fb2477f7860cb764ee1be5db220