General

  • Target

    a396c91b4750c7d2c166e523f2659ee64d88a840ab3d941b27b8b4e78e0ec24a

  • Size

    2.1MB

  • Sample

    220725-wcw3qadaeq

  • MD5

    54de310a8f0a06c0141f2c00ee587736

  • SHA1

    e38ad9557e9e1bc2bdcdafd726da2c6d9d3c6372

  • SHA256

    a396c91b4750c7d2c166e523f2659ee64d88a840ab3d941b27b8b4e78e0ec24a

  • SHA512

    d53b79ee7e15639dc4d94bb646b87830eabbc40af6730459d687710d8b30b1b519e66c49a487e5756fecf4758583d8b619e9a038ee0752ee86f78488a6f3bda1

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

89.248.173.187:4898

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • install_dir

    desktop

  • install_file

    wmzr.exe

  • tor_process

    tor

Targets

    • Target

      a396c91b4750c7d2c166e523f2659ee64d88a840ab3d941b27b8b4e78e0ec24a

    • Size

      2.1MB

    • MD5

      54de310a8f0a06c0141f2c00ee587736

    • SHA1

      e38ad9557e9e1bc2bdcdafd726da2c6d9d3c6372

    • SHA256

      a396c91b4750c7d2c166e523f2659ee64d88a840ab3d941b27b8b4e78e0ec24a

    • SHA512

      d53b79ee7e15639dc4d94bb646b87830eabbc40af6730459d687710d8b30b1b519e66c49a487e5756fecf4758583d8b619e9a038ee0752ee86f78488a6f3bda1

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Tasks