PDF static analysis report

Static analysis result for SHA-256 134fa1da1da7b7c3…

SUSPICIOUS

PDF

43.9 KB Created: 2021-05-16 07:27:32 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-09-27
MD5: c7b6cc36dc13353ababf7373c40e85ec SHA-1: 8fefb098aea58980e5a3e699895a4a814465d2eb SHA-256: 134fa1da1da7b7c354f480a0cb659f8283d72f2ae31e6060457e3a06971523f5
42 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains embedded URLs and a call-to-action phrase, strongly suggesting a lure to download a malicious file. The primary URL, https://netcdn.xyz/app/479516143/wurst-client-game-hack, points to a file named 'wurst-client-game-hack', indicating a social engineering attempt to trick users into downloading game-related cheats which are often malware. The ML classifier also flagged this PDF as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9969

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/479516143/wurst-client-game-hack PDF link annotation
    • http://apteka-ot-sklada.com.ua/images/apps-for-free-robux_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/how-to-hack-someones-roblox-account-2021_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/free-coins-and-spins-for-coin-master_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/coin-master-free-gifts_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/roblox-game-free-download_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/free-robux-generator-without-verification_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/minecraft-switch-free_GM479516143.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/free-coins-and-spins-coin-master-2021_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/coin-master-hack-online-android_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/how-to-get-free-robux-without-any-verification_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/coinmaster-hack_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/how-to-get-minecraft-for-free-ios_GM479516143.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/my-minecraft-account-was-hacked_GM479516143.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/coin-master-free-spins-and-coins-blogspot_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/free-spins-on-coin-master-iphone_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/what-is-robux_GM431946152.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/what-is-coin-master_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/minecraft-pe-free-download-ios-no-jailbreak_GM479516143.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/working-coin-master-hack-2021_GM406889139.pdfIn PDF document text
    • http://apteka-ot-sklada.com.ua/images/gaming-dunia-coin-master-free-spins_GM406889139.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
stream_003_off0000496f.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x496F 29012 bytes
SHA-256: da03cf75b7d0058325bbf1957323542ae3aac3990202dce0124a8e8fe2aa4d70
font_01_sfnt_off00008b1a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8B1A 17752 bytes
SHA-256: 1f70615b1e46cd6afcd67ce5d349345a75165c610c7759ad11eeb670ca682743