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General

  • Target

    b99e2fbc48db3fb8e920493b625d5ddfc82355e80dd2d03d3ff8615b90d3147f

  • Size

    1020KB

  • Sample

    230519-gtspasfd46

  • MD5

    b59ad97916db452bce51f9002c3a9633

  • SHA1

    0174b2d243a0e670dba8359f53586ed347626652

  • SHA256

    b99e2fbc48db3fb8e920493b625d5ddfc82355e80dd2d03d3ff8615b90d3147f

  • SHA512

    d0f89130d4e8e5fa6016d966276af61f91fa9227ee5705158e8d4f8effa6f9102989dbbda6219bceafda73fc4f301a9772ad8a735f82d2d4ffdd3a601aac2146

  • SSDEEP

    24576:py0Lh20hMXTznwgBS0NhOTsQJftn9u7YtgjhxYGd:cIciknXpGs8ft9uVh

Malware Config

Extracted

Family

redline

Botnet

lols

C2

77.91.68.253:41783

Attributes
  • auth_value

    07dccfc2986896754e6cde616a0a7868

Targets

    • Target

      b99e2fbc48db3fb8e920493b625d5ddfc82355e80dd2d03d3ff8615b90d3147f

    • Size

      1020KB

    • MD5

      b59ad97916db452bce51f9002c3a9633

    • SHA1

      0174b2d243a0e670dba8359f53586ed347626652

    • SHA256

      b99e2fbc48db3fb8e920493b625d5ddfc82355e80dd2d03d3ff8615b90d3147f

    • SHA512

      d0f89130d4e8e5fa6016d966276af61f91fa9227ee5705158e8d4f8effa6f9102989dbbda6219bceafda73fc4f301a9772ad8a735f82d2d4ffdd3a601aac2146

    • SSDEEP

      24576:py0Lh20hMXTznwgBS0NhOTsQJftn9u7YtgjhxYGd:cIciknXpGs8ft9uVh

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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