General

  • Target

    5afbed677e2d8123ecbd254b8d328069d983c3d02f949580fcea823a65627e21

  • Size

    1.4MB

  • Sample

    230505-w3dn3afb7x

  • MD5

    6a7e6ac1ff37866d769650eaa77d9555

  • SHA1

    621704f8d70c5e8ab0f74c5ecf6c93e325f103a6

  • SHA256

    5afbed677e2d8123ecbd254b8d328069d983c3d02f949580fcea823a65627e21

  • SHA512

    9fe6e8bccd5a442ff43b5d80dd31e07dd9f89b7d50539a7aa49092d21e4e82785a6313e0b27d3358053e6c8e3f329c8022171753ea92d2b1dc607ad0df07ba72

  • SSDEEP

    24576:7yX58FFT+ZvJEtm4ggyEWXW28tViu9FAj0/Lp2diyPdxR/DB:uqFFTKb/EWXuKMFAgyvRD

Malware Config

Extracted

Family

redline

Botnet

mask

C2

217.196.96.56:4138

Attributes
  • auth_value

    31aef25be0febb8e491794ef7f502c50

Extracted

Family

redline

Botnet

boom

C2

217.196.96.56:4138

Attributes
  • auth_value

    1ce6aebe15bac07a7bc88b114bc49335

Targets

    • Target

      5afbed677e2d8123ecbd254b8d328069d983c3d02f949580fcea823a65627e21

    • Size

      1.4MB

    • MD5

      6a7e6ac1ff37866d769650eaa77d9555

    • SHA1

      621704f8d70c5e8ab0f74c5ecf6c93e325f103a6

    • SHA256

      5afbed677e2d8123ecbd254b8d328069d983c3d02f949580fcea823a65627e21

    • SHA512

      9fe6e8bccd5a442ff43b5d80dd31e07dd9f89b7d50539a7aa49092d21e4e82785a6313e0b27d3358053e6c8e3f329c8022171753ea92d2b1dc607ad0df07ba72

    • SSDEEP

      24576:7yX58FFT+ZvJEtm4ggyEWXW28tViu9FAj0/Lp2diyPdxR/DB:uqFFTKb/EWXuKMFAgyvRD

    • 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