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General

  • Target

    f3b42ccb75b896eed303ae331755e5f383ecfe9cd4f3f895494edd32577856cf

  • Size

    1.0MB

  • Sample

    230521-1m7dnafd7v

  • MD5

    125b07b6a97bb4655d564bb752d0e095

  • SHA1

    2c36f792d99fdd8caf7c9d21e2b83087dab3b0ba

  • SHA256

    f3b42ccb75b896eed303ae331755e5f383ecfe9cd4f3f895494edd32577856cf

  • SHA512

    86fe7c2e816dbdf3cbed149f5f8deadefe82ec4711ed85b84baabf5fdb259e5dd964a11fefed79446a205e14101f1c48ad2cd1f26dbdbcf545fcf44f2216fefd

  • SSDEEP

    24576:CyiRnabPt/qGe3rWDYahhLWmzY3k7ZJDjM:piRqPt/qGgiDYah1zfJD

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      f3b42ccb75b896eed303ae331755e5f383ecfe9cd4f3f895494edd32577856cf

    • Size

      1.0MB

    • MD5

      125b07b6a97bb4655d564bb752d0e095

    • SHA1

      2c36f792d99fdd8caf7c9d21e2b83087dab3b0ba

    • SHA256

      f3b42ccb75b896eed303ae331755e5f383ecfe9cd4f3f895494edd32577856cf

    • SHA512

      86fe7c2e816dbdf3cbed149f5f8deadefe82ec4711ed85b84baabf5fdb259e5dd964a11fefed79446a205e14101f1c48ad2cd1f26dbdbcf545fcf44f2216fefd

    • SSDEEP

      24576:CyiRnabPt/qGe3rWDYahhLWmzY3k7ZJDjM:piRqPt/qGgiDYah1zfJD

    • 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