General

  • Target

    d3dc541ec3e985943277604003194ee3.exe

  • Size

    1.5MB

  • Sample

    230505-yjw3eacf6y

  • MD5

    d3dc541ec3e985943277604003194ee3

  • SHA1

    0d04b6570cf97890e4c280b7ce5fadc8d0461e2b

  • SHA256

    91edaf65442a0d2cce04a878cd582df3a37da3ae3225c2a881337c5661d97846

  • SHA512

    6723677d4c26d0e528209b6a4f8e6ccb5edc03260253ab51eb5b909181fd4129ef10d2da416d982b899d9702a315dc7fe081f87f10b194c74e14cde173530ff9

  • SSDEEP

    24576:8y53cKISP5fCxNX71UjDj344sZ31JPeshxSIJqpnQxwSjbITAjwOWaF8AvwHg99j:rlIw5axNX7SD74bHPthx/JqpsETAjTWY

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

      d3dc541ec3e985943277604003194ee3.exe

    • Size

      1.5MB

    • MD5

      d3dc541ec3e985943277604003194ee3

    • SHA1

      0d04b6570cf97890e4c280b7ce5fadc8d0461e2b

    • SHA256

      91edaf65442a0d2cce04a878cd582df3a37da3ae3225c2a881337c5661d97846

    • SHA512

      6723677d4c26d0e528209b6a4f8e6ccb5edc03260253ab51eb5b909181fd4129ef10d2da416d982b899d9702a315dc7fe081f87f10b194c74e14cde173530ff9

    • SSDEEP

      24576:8y53cKISP5fCxNX71UjDj344sZ31JPeshxSIJqpnQxwSjbITAjwOWaF8AvwHg99j:rlIw5axNX7SD74bHPthx/JqpsETAjTWY

    • 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