General

  • Target

    2024-04-28_303a48219c6e6e216be49784de716d16_bkransomware

  • Size

    96KB

  • Sample

    240428-gkv33ahf8z

  • MD5

    303a48219c6e6e216be49784de716d16

  • SHA1

    08e529e2f2f32d590003f50ac941d000b008ccb8

  • SHA256

    15da68cd48dc28430336705726915197009f6c5244d51354f8041156d0cbd92f

  • SHA512

    3dd90c3b8a7fb4adbfcecea127e9213598f3f0144bdaa03c46f9c7ef1c3744e4d0e6113322c8ddea9fd56a5152bdcca78390844ea5ea3db4d8728003e4da83b5

  • SSDEEP

    1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTMXrGy2B1gEMlP4PJ:ZRpAyazIliazTMXrGyS1g9lgx

Malware Config

Targets

    • Target

      2024-04-28_303a48219c6e6e216be49784de716d16_bkransomware

    • Size

      96KB

    • MD5

      303a48219c6e6e216be49784de716d16

    • SHA1

      08e529e2f2f32d590003f50ac941d000b008ccb8

    • SHA256

      15da68cd48dc28430336705726915197009f6c5244d51354f8041156d0cbd92f

    • SHA512

      3dd90c3b8a7fb4adbfcecea127e9213598f3f0144bdaa03c46f9c7ef1c3744e4d0e6113322c8ddea9fd56a5152bdcca78390844ea5ea3db4d8728003e4da83b5

    • SSDEEP

      1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTMXrGy2B1gEMlP4PJ:ZRpAyazIliazTMXrGyS1g9lgx

    • 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