Malicious PDF — malware analysis report

Static analysis result for SHA-256 e09797550af64f5a…

MALICIOUS

PDF

47.3 KB Created: 2021-05-16 03:04:48 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: b6e8e858edb0b6ba78f9517198f6929b SHA-1: 785eb59288ce471f5a1ff7f1b4fc7147d974310b SHA-256: e09797550af64f5aa45fd560e05d9ee35a1088c474696e09ec73aebb07d3f276
82 Risk Score

Malware Insights

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

The PDF document contains a fake CAPTCHA lure, directing users to click on a link that leads to a malicious domain. This suggests an attempt to trick users into downloading or executing further malicious content. The presence of multiple URLs associated with game hacks and exploits indicates a likely phishing or malware distribution campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8948

Heuristics 4

  • Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHA
    Document displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
  • 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/i-robux-game-hack
    • https://verstricktundzugenaeht.com/images/how-to-get-free-spins-and-coins-on-coin-master_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/best-free-coin-master-spins_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/free-robux-by-watching-ads_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/how-to-get-free-robux-on-computer_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/how-to-hack-roblox-games_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/coin-master-card-collection-hack-apk_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/how-to-buy-robux-for-free_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/moon-static-coin-master-generator-hacks-free_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/coin-master-hack-without-verification-for-iphone_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/free-card-link-coin-master_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/free-spin-and-coin-blogspot-com_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/coin-master-free-daily-spins-and-coins_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/free-robux-com-roblox_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/robuxlove-net-free-robux_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/best-way-to-get-free-robux_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/coin-master-heaven-free-spins-and-coins_GM406889139.pdf
    • https://verstricktundzugenaeht.com/images/if-you-delete-minecraft-can-you-redownload-it-for-free_GM479516143.pdf
    • https://verstricktundzugenaeht.com/images/free-robux-hack-no-verification_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/roblox-arsenal-hack_GM431946152.pdf
    • https://verstricktundzugenaeht.com/images/cm-spin-link_GM406889139.pdf
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00004a53.bin
7f6b1966a9f11afa9ceb04e462cbe10285196e9bf6cb9038436fa459b484d6c6		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x4A53 29368 bytes
font_01_sfnt_off00008ddf.bin
3fb127b764b9d10f5525bc4de5ec8316de704409ccb0cf21cff3ad8a30d11676		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8DDF 2840 bytes
font_02_sfnt_off00009791.bin
60f9a9423da9e572e1984add889302644738968a990936a78873c1198bc7dc3d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x9791 17852 bytes

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