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General

  • Target

    9bf5708f2c35cb530300c17a457d15ab392021d6f2678ddd9328e1b28cf90762

  • Size

    751KB

  • Sample

    230531-wchv4agh21

  • MD5

    bbeda25b384fd4903c2c4f58c7d90d79

  • SHA1

    b6d65776c0fe423ced09196e6b5b6f1b991878ff

  • SHA256

    9bf5708f2c35cb530300c17a457d15ab392021d6f2678ddd9328e1b28cf90762

  • SHA512

    461d5d2658d10683956e258c944e244aab2a546e5aac7cc03c0f64e81b717ff1ec118fc36d4cf81d5dad02df43c76cefc7306444ee8e3a44e596f2c4ae94c75a

  • SSDEEP

    12288:HMrVy9039+gOyL3VRubcngLVJQK/gyoICLb39x6ugAtwyfoyZw5TRWQcfxnZ:ey4XOuR7nSQIIz6goyocZfxZ

Malware Config

Extracted

Family

redline

Botnet

mars

C2

83.97.73.127:19045

Attributes
  • auth_value

    91bd3682cfb50cdc64b6009eb977b766

Extracted

Family

redline

Botnet

nitro

C2

83.97.73.127:19045

Attributes
  • auth_value

    1b68cf84b9b046f28b71cb39e44aa0e4

Targets

    • Target

      9bf5708f2c35cb530300c17a457d15ab392021d6f2678ddd9328e1b28cf90762

    • Size

      751KB

    • MD5

      bbeda25b384fd4903c2c4f58c7d90d79

    • SHA1

      b6d65776c0fe423ced09196e6b5b6f1b991878ff

    • SHA256

      9bf5708f2c35cb530300c17a457d15ab392021d6f2678ddd9328e1b28cf90762

    • SHA512

      461d5d2658d10683956e258c944e244aab2a546e5aac7cc03c0f64e81b717ff1ec118fc36d4cf81d5dad02df43c76cefc7306444ee8e3a44e596f2c4ae94c75a

    • SSDEEP

      12288:HMrVy9039+gOyL3VRubcngLVJQK/gyoICLb39x6ugAtwyfoyZw5TRWQcfxnZ:ey4XOuR7nSQIIz6goyocZfxZ

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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