General

  • Target

    2024-05-21_5d9d10899433b972058fa26c98e4a872_bkransomware

  • Size

    72KB

  • Sample

    240521-x7sjfsga55

  • MD5

    5d9d10899433b972058fa26c98e4a872

  • SHA1

    85a81505fa79499dc9dc451b98d9c89e9b94c008

  • SHA256

    42efa447d805b5ab033f854624919d9b57ae8144582bf71880c2a5b4f9e91823

  • SHA512

    e9ea7b384acb1967fdb8363dc48ccf08df7a13bb587d8ebbe5f2ae9b3deba8f13fe246c30918e687fb92cf7028b81270cd3bb0db4a880fd4cc7ec168579152aa

  • SSDEEP

    1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTS:ZRpAyazIliazTS

Malware Config

Targets

    • Target

      2024-05-21_5d9d10899433b972058fa26c98e4a872_bkransomware

    • Size

      72KB

    • MD5

      5d9d10899433b972058fa26c98e4a872

    • SHA1

      85a81505fa79499dc9dc451b98d9c89e9b94c008

    • SHA256

      42efa447d805b5ab033f854624919d9b57ae8144582bf71880c2a5b4f9e91823

    • SHA512

      e9ea7b384acb1967fdb8363dc48ccf08df7a13bb587d8ebbe5f2ae9b3deba8f13fe246c30918e687fb92cf7028b81270cd3bb0db4a880fd4cc7ec168579152aa

    • SSDEEP

      1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTS:ZRpAyazIliazTS

    • Executes dropped EXE

    • 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