General

  • Target
    2026-10-31_6e254c1566c83e322b7d4a14a1ccaab0_cryptbot_icedid_mespinoza_njrat_ryuk
  • Size 3.1MB
  • Sample261102-arrkwsd191
  • SHA256 ef59e2990440c9bfc62c4c917f35b2acab082570452def587d851c2b51105683
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Signatures

  • Family: Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 2026-10-31_6e254c1566c83e322b7d4a14a1ccaab0_cryptbot_icedid_mespinoza_njrat_ryuk
    .exe 3.1MB

2026-10-31_6e254c1566c83e322b7d4a14a1ccaab0_cryptbot_icedid_mespinoza_njrat_ryuk

  • IMPHASH f3171016865c956074acc2248dabf8e0
  • SHA256 ef59e2990440c9bfc62c4c917f35b2acab082570452def587d851c2b51105683
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Expiro payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
2
Major OS version
5
Entry point
980416
Magic Number
523
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB paths
D:\Projects\WinRAR\build\winrar64\Release\WinRAR.pdb