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General

  • Target

    f221f276412e7447059f9603458989da01de7ec2c14bdd454ffac9008ffd8c2b

  • Size

    875KB

  • Sample

    230512-btc1ysbb96

  • MD5

    adc7231340004f26c1235c58cd0e0f2b

  • SHA1

    a4443a0276273ac115ac2636d094eadd18d1356c

  • SHA256

    f221f276412e7447059f9603458989da01de7ec2c14bdd454ffac9008ffd8c2b

  • SHA512

    b362be362fe440a6226c07b62d6b54219131bd7388d644d473f90fcb5f32f768b6de8089d31dda41bf8e5a66cb275b4e3207d920f65499d888849dded2deeb00

  • SSDEEP

    12288:hMryy90SNjs5HQMD275cYQ2bfKG7gS2bGRXHNQEE2Sibwp19H8n5KEEmPK401U0P:LyjWwM1f2bfKGsGRHNQ9XZvqi1H

Malware Config

Extracted

Family

redline

Botnet

dimas

C2

185.161.248.75:4132

Attributes
  • auth_value

    a5db9b1c53c704e612bccc93ccdb5539

Extracted

Family

redline

Botnet

roza

C2

185.161.248.75:4132

Attributes
  • auth_value

    3e701c8c522386806a8f1f40a90873a7

Targets

    • Target

      f221f276412e7447059f9603458989da01de7ec2c14bdd454ffac9008ffd8c2b

    • Size

      875KB

    • MD5

      adc7231340004f26c1235c58cd0e0f2b

    • SHA1

      a4443a0276273ac115ac2636d094eadd18d1356c

    • SHA256

      f221f276412e7447059f9603458989da01de7ec2c14bdd454ffac9008ffd8c2b

    • SHA512

      b362be362fe440a6226c07b62d6b54219131bd7388d644d473f90fcb5f32f768b6de8089d31dda41bf8e5a66cb275b4e3207d920f65499d888849dded2deeb00

    • SSDEEP

      12288:hMryy90SNjs5HQMD275cYQ2bfKG7gS2bGRXHNQEE2Sibwp19H8n5KEEmPK401U0P:LyjWwM1f2bfKGsGRHNQ9XZvqi1H

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks