General

  • Target

    2024-04-28_6fb07aab62fe03ccb79531d8383db527_bkransomware

  • Size

    174KB

  • Sample

    240428-zl1daagg75

  • MD5

    6fb07aab62fe03ccb79531d8383db527

  • SHA1

    c6a5e588179a5fd2accf87deb76562397dfc1b7c

  • SHA256

    c9049eb32f735a2969657878a29e4b70c5c06cc4a06aac8bf516927fe0b8d98e

  • SHA512

    a1abaee516cb147659d9a6acd09f35cd7f83f15166727271dfbe79357da63e8a4c9932739acef5179923ad87624bc16d9a2ceac61cff86c1f2cb82cbc65b5156

  • SSDEEP

    3072:ZhpAyazIlyazT7U3ecqY7rkeRiaqiH93vymnk/PWcBfs:hZMaz0u+xhH5knZBfs

Malware Config

Targets

    • Target

      2024-04-28_6fb07aab62fe03ccb79531d8383db527_bkransomware

    • Size

      174KB

    • MD5

      6fb07aab62fe03ccb79531d8383db527

    • SHA1

      c6a5e588179a5fd2accf87deb76562397dfc1b7c

    • SHA256

      c9049eb32f735a2969657878a29e4b70c5c06cc4a06aac8bf516927fe0b8d98e

    • SHA512

      a1abaee516cb147659d9a6acd09f35cd7f83f15166727271dfbe79357da63e8a4c9932739acef5179923ad87624bc16d9a2ceac61cff86c1f2cb82cbc65b5156

    • SSDEEP

      3072:ZhpAyazIlyazT7U3ecqY7rkeRiaqiH93vymnk/PWcBfs:hZMaz0u+xhH5knZBfs

    • 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