General

  • Target

    2024-04-28_78fae152b13b5e050696f76b78dd8ed0_bkransomware

  • Size

    71KB

  • Sample

    240428-mg4hxsdh7v

  • MD5

    78fae152b13b5e050696f76b78dd8ed0

  • SHA1

    d6b3713a23795f6fb4017dd76a68ed0a0a82848b

  • SHA256

    efdd95cf77ba89f7f2b79915367c2748779bc46229f8961bf9f08e7282caf5fa

  • SHA512

    fcdfea9d124e3f203a27d0eaa04151726a16476910ea295cc100d862ac0c7f16b3788dd2d316f0f9ac721e384847af0d94296a81fc14e9a1aadf2564688ca327

  • SSDEEP

    1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTq:ZhpAyazIlyazTq

Malware Config

Targets

    • Target

      2024-04-28_78fae152b13b5e050696f76b78dd8ed0_bkransomware

    • Size

      71KB

    • MD5

      78fae152b13b5e050696f76b78dd8ed0

    • SHA1

      d6b3713a23795f6fb4017dd76a68ed0a0a82848b

    • SHA256

      efdd95cf77ba89f7f2b79915367c2748779bc46229f8961bf9f08e7282caf5fa

    • SHA512

      fcdfea9d124e3f203a27d0eaa04151726a16476910ea295cc100d862ac0c7f16b3788dd2d316f0f9ac721e384847af0d94296a81fc14e9a1aadf2564688ca327

    • SSDEEP

      1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTq:ZhpAyazIlyazTq

    • 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