General

  • Target

    2024-04-27_7aff6624a8be04787f3d5f3616838473_bkransomware

  • Size

    96KB

  • Sample

    240427-g95zkada59

  • MD5

    7aff6624a8be04787f3d5f3616838473

  • SHA1

    3c15d9d19138d9f8cd9beb3c69b2cb5ee4b20f3a

  • SHA256

    39c8c79d560066941360ed1e29dd99f75e3c4fba288967638f7495bbba435e69

  • SHA512

    2be794c816c7acc08cbf914e77c0836c311ab3ecc8f3bdb3a0e145dd727bd2213b01c9bf2c8c8115c913c3e1e648c7aa5da34cf74c51cde9861ba42efbd83b3a

  • SSDEEP

    1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTMfFTvE/N1mct15er:ZRpAyazIliazTd/Np4r

Malware Config

Targets

    • Target

      2024-04-27_7aff6624a8be04787f3d5f3616838473_bkransomware

    • Size

      96KB

    • MD5

      7aff6624a8be04787f3d5f3616838473

    • SHA1

      3c15d9d19138d9f8cd9beb3c69b2cb5ee4b20f3a

    • SHA256

      39c8c79d560066941360ed1e29dd99f75e3c4fba288967638f7495bbba435e69

    • SHA512

      2be794c816c7acc08cbf914e77c0836c311ab3ecc8f3bdb3a0e145dd727bd2213b01c9bf2c8c8115c913c3e1e648c7aa5da34cf74c51cde9861ba42efbd83b3a

    • SSDEEP

      1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTMfFTvE/N1mct15er:ZRpAyazIliazTd/Np4r

    • 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