Resubmissions

08/02/2024, 19:42

240208-ye7cksbg2810

08/02/2024, 19:33

240208-x9kavshh6s10

General

  • Target
    Korepi.rar
  • Size 22.4MB
  • Sample240208-ye7cksbg28
  • SHA256 3343644e85fc33f8cd3b97e0f7275053f1c272932379c61b3c0d3c620a23a4ee
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1204820036871651418/CUplXl5h8mK8wayRD4L98BI20GJlZ7pUqazPKIFG3k71PQZAQLEztS-LsGq873wkB2Tf

Targets

    • Target
      Korepi/Korepi.exe
    • Size 274KB
    • SHA256 f8caf6d4c0c782dc6f40399a72286412dba50c081c38efee96417910516e0123
    • MD5 SHA1 SHA512 SSDEEP
    • 44Caliber

      An open source infostealer written in C#.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      Korepi/d3dcompiler_47.dll
    • Size 3.9MB
    • SHA256 827d12e4ed62520b663078bbf26f95dfd106526e66048cf75b5c9612b2fb7ce6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Korepi/dll/ffmpeg.dll
    • Size 2.4MB
    • SHA256 02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Korepi/dll/libEGL.dll
    • Size 375KB
    • SHA256 961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Korepi/dll/libGLESv2.dll
    • Size 6.4MB
    • SHA256 e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Korepi/dll/vk_swiftshader.dll
    • Size 4.3MB
    • SHA256 01742049534047b956328b9a0ca57f720e957edb684a6a0d70acc992e2b684fc
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Korepi/dll/vulkan-1.dll
    • Size 774KB
    • SHA256 84c7f070e59f3b0bce2d32d4f2e6c7e03fb5d30f82a99c4edd8a251c9a3c0e74
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Korepi/ffmpeg.dll
    • Size 2.4MB
    • SHA256 02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Korepi/libEGL.dll
    • Size 375KB
    • SHA256 961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Korepi/libGLESv2.dll
    • Size 6.4MB
    • SHA256 e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      Korepi/vgrl.dll
    • Size 3.4MB
    • SHA256 786499d901e9b4f7d5f5d00847fd09ee6ddfebe7ef824c53b49e569a670d6e28
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Korepi/vivoxsdk.dll
    • Size 10.6MB
    • SHA256 6f6b8cdf286f7f1aec5245834fb8a8afcd6f9c764a6988b1b738df828fea2c89
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks