General

  • Target

    2024-04-28_6fede314144929bb68f7f1811a418c00_bkransomware

  • Size

    96KB

  • Sample

    240428-l5mpmsdc27

  • MD5

    6fede314144929bb68f7f1811a418c00

  • SHA1

    8349d6cf26827e8070a9fe03533b7370a7fbc18e

  • SHA256

    f2372222fd942e936440bffa37b90c323ada6989d9826b59d06ef3d8836527ab

  • SHA512

    b57cf846b19c980b419edb26cb7f483fbfa18f8d1b31cffd45434f1b45248e2e971171aa19e4c5f38dbf1361b18e53c5d99377e679c32d1d55342b3ff4f8acfc

  • SSDEEP

    1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTlmLRm7TYN5JjMyURNjkjV:ZRpAyazIliazTmRyYHFME

Malware Config

Targets

    • Target

      2024-04-28_6fede314144929bb68f7f1811a418c00_bkransomware

    • Size

      96KB

    • MD5

      6fede314144929bb68f7f1811a418c00

    • SHA1

      8349d6cf26827e8070a9fe03533b7370a7fbc18e

    • SHA256

      f2372222fd942e936440bffa37b90c323ada6989d9826b59d06ef3d8836527ab

    • SHA512

      b57cf846b19c980b419edb26cb7f483fbfa18f8d1b31cffd45434f1b45248e2e971171aa19e4c5f38dbf1361b18e53c5d99377e679c32d1d55342b3ff4f8acfc

    • SSDEEP

      1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTlmLRm7TYN5JjMyURNjkjV:ZRpAyazIliazTmRyYHFME

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Collection

Data from Local System

1
T1005

Tasks