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General

  • Target

    03310099.exe

  • Size

    768KB

  • Sample

    230525-tyysbsbh5z

  • MD5

    2b71b95d2c53cc8d4789cdad79d152a3

  • SHA1

    92b9a99a9c267f0fcb0de4650b6af0bd4e6dd6b8

  • SHA256

    7d677683133b8c37338ca5fb234350fb7ee3afefa08e0da3ba3ee7cd73bc4a09

  • SHA512

    ff11973381abe2c54e41772fc29f4d9f78d4b7299f1e6a22e45e2ad8d5e19c45770cbfc9287016e14c2ec0a8bf3644e192fa7e2c08b5aa689ae4e6398190b44b

  • SSDEEP

    12288:xMrny900FO0WvhD2y/nwuVyn6nkOOncPVlmZyymBGV7+Q+f5avh2bWsEssEc:my1wFIuVQ6nkOOnEVley6lj+Bo2bQ

Malware Config

Extracted

Family

redline

Botnet

dina

C2

83.97.73.122:19062

Attributes
  • auth_value

    4f77073adc624269de1bff760b9bc471

Extracted

Family

redline

Botnet

fash

C2

83.97.73.122:19062

Attributes
  • auth_value

    dd7165bcd22b0ed3df426d944e12f136

Targets

    • Target

      03310099.exe

    • Size

      768KB

    • MD5

      2b71b95d2c53cc8d4789cdad79d152a3

    • SHA1

      92b9a99a9c267f0fcb0de4650b6af0bd4e6dd6b8

    • SHA256

      7d677683133b8c37338ca5fb234350fb7ee3afefa08e0da3ba3ee7cd73bc4a09

    • SHA512

      ff11973381abe2c54e41772fc29f4d9f78d4b7299f1e6a22e45e2ad8d5e19c45770cbfc9287016e14c2ec0a8bf3644e192fa7e2c08b5aa689ae4e6398190b44b

    • SSDEEP

      12288:xMrny900FO0WvhD2y/nwuVyn6nkOOncPVlmZyymBGV7+Q+f5avh2bWsEssEc:my1wFIuVQ6nkOOnEVley6lj+Bo2bQ

    • 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.

    • 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