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General

  • Target

    Startup826.exe

  • Size

    1.0MB

  • Sample

    230521-mznkeshe78

  • MD5

    fbd0277a8112b275905e7454ad95db4f

  • SHA1

    5175cd7e9cd95a4b579a9afb43339d12a492ce58

  • SHA256

    3f31a7bc7a6a9c8ff9d67ac54ac146644c635d692f5e39829076ae8608ded9bf

  • SHA512

    632d4bbcfe84d27b4d8a72c4b524e3215cf84ce259148a2412077888d8050e3fdc75a9b028414cc89cfe9ab51c60089a713291b61780f0dc97b6581605940d55

  • SSDEEP

    24576:TyOS912oUbqrN27VcJIYXgx8NokA5fDT3:m10LbqrN27VTYwqakAxDT

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      Startup826.exe

    • Size

      1.0MB

    • MD5

      fbd0277a8112b275905e7454ad95db4f

    • SHA1

      5175cd7e9cd95a4b579a9afb43339d12a492ce58

    • SHA256

      3f31a7bc7a6a9c8ff9d67ac54ac146644c635d692f5e39829076ae8608ded9bf

    • SHA512

      632d4bbcfe84d27b4d8a72c4b524e3215cf84ce259148a2412077888d8050e3fdc75a9b028414cc89cfe9ab51c60089a713291b61780f0dc97b6581605940d55

    • SSDEEP

      24576:TyOS912oUbqrN27VcJIYXgx8NokA5fDT3:m10LbqrN27VTYwqakAxDT

    • 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