PDF static analysis report

Static analysis result for SHA-256 dfb9b7d7d58d715f…

SUSPICIOUS

PDF

46.5 KB Created: 2021-05-15 13:21:24 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-17
MD5: d5134a25f524a568bf65ce9d36e13e6c SHA-1: 422bf97e200e2cd023a4ceed8ae8f335e34af068 SHA-256: dfb9b7d7d58d715fa3c175fc789ac3cf0b3471ccbdd1fb7fab8737f1f6f20907
42 Risk Score

Malware Insights

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

The PDF document contains multiple embedded URLs and a visual download button lure, suggesting it is designed to trick users into downloading a secondary payload. The ML classifier also flagged this PDF as malicious. The primary URL points to a file named 'free-draw-2-roblox-game-hack', indicating a lure for game cheats or hacks.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8948

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/431946152/free-draw-2-roblox-game-hack PDF link annotation
    • http://linde-erbach.de/images/free-robux-without-downloading-anything_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/roblox-games-to-play-for-free_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/master-free-spin_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-twitter_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/free-spins-coin-master-october-17-2021_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-free-spins-no-generator_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-hacks-free-spins_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/minecraft-free-no-virus_GM479516143.pdfIn PDF document text
    • http://linde-erbach.de/images/free-robux-on-ipad_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/is-minecraft-free_GM479516143.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-hacks-no-downloading_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/robux-free-com_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/www-bandicam-com-free-robux_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/best-free-minecraft-hacked-client_GM479516143.pdfIn PDF document text
    • http://linde-erbach.de/images/how-to-get-free-robux-website_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/static-moonactive-net-rewards-2021_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/minecraft-apk-free-download-016-0_GM479516143.pdfIn PDF document text
    • http://linde-erbach.de/images/how-to-get-free-robux-as-a-kid_GM431946152.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-freebies_GM406889139.pdfIn PDF document text
    • http://linde-erbach.de/images/coin-master-free-spins-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_off000046ac.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x46AC 28336 bytes
SHA-256: 2cd04293ddd56f16131790a0fc15607d90ba37257dfdc1b296d2e04ad14c837e
font_01_sfnt_off00008790.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8790 3004 bytes
SHA-256: 93845cfab9436bdf1c990d8c9529434f95da71389e8e4e7b85b1f8371b1c81e7
font_02_sfnt_off000091f5.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x91F5 18632 bytes
SHA-256: 1948321e46036ef7a86fce7363c42741d482fdecd1af70e946b235d8b00c49b1