General

  • Target

    6febab6757b25e5a62f60cac19ada5210eda99668222b354224d40eb045cb146

  • Size

    1.5MB

  • Sample

    230505-w5t4tsfe71

  • MD5

    2981c1e1f026ec894e95ac4a23c284de

  • SHA1

    d77cb3fb597854f86eaf501577bc83f0911e5f7e

  • SHA256

    6febab6757b25e5a62f60cac19ada5210eda99668222b354224d40eb045cb146

  • SHA512

    ce11a7e4aa53c497135a79bd1240f2984ba604df20ca8fad055859ec2e1f798618c19a997e4306e5e04838ee4fd3825afaa025faba7d833f0d1538990103800b

  • SSDEEP

    24576:SyAvoaGKdJjUrbJjeVptCXcJtK9s0otXStG6VLaF7piYK3yrT8fLkr1hwPDnjzuX:5Av6UWCVGXcJTteVmFUgT1erjzu

Malware Config

Extracted

Family

redline

Botnet

mazda

C2

217.196.96.56:4138

Attributes
  • auth_value

    3d2870537d84a4c6d7aeecd002871c51

Extracted

Family

redline

Botnet

boom

C2

217.196.96.56:4138

Attributes
  • auth_value

    1ce6aebe15bac07a7bc88b114bc49335

Targets

    • Target

      6febab6757b25e5a62f60cac19ada5210eda99668222b354224d40eb045cb146

    • Size

      1.5MB

    • MD5

      2981c1e1f026ec894e95ac4a23c284de

    • SHA1

      d77cb3fb597854f86eaf501577bc83f0911e5f7e

    • SHA256

      6febab6757b25e5a62f60cac19ada5210eda99668222b354224d40eb045cb146

    • SHA512

      ce11a7e4aa53c497135a79bd1240f2984ba604df20ca8fad055859ec2e1f798618c19a997e4306e5e04838ee4fd3825afaa025faba7d833f0d1538990103800b

    • SSDEEP

      24576:SyAvoaGKdJjUrbJjeVptCXcJtK9s0otXStG6VLaF7piYK3yrT8fLkr1hwPDnjzuX:5Av6UWCVGXcJTteVmFUgT1erjzu

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • 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

    • 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.

MITRE ATT&CK Enterprise v6

Tasks