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General

  • Target

    b1956f458f0ca9bfcba3fa018fd386f7005beac53a556dedd4f6afb8a3b489fb

  • Size

    873KB

  • Sample

    230512-ktjm6scd94

  • MD5

    71b938d3c053dd65d63f997ebb339320

  • SHA1

    db15d47ffdb52dde8efda20b76cfcfec146d9731

  • SHA256

    b1956f458f0ca9bfcba3fa018fd386f7005beac53a556dedd4f6afb8a3b489fb

  • SHA512

    89d9e1104b511840d2ec83300c4452c8de621eca8ff33dc0cfcdea3e795fb877d7c28cd3dcca4da8ff434548fe74c6f3a013a5160d196ad0ca4e14678ce7f353

  • SSDEEP

    24576:NydzDHm2Gg3eQD/R+h90EE4ldtazV9+zpyGIJ3H:oI2GguQjchuEEWEzmzsGc

Malware Config

Extracted

Family

redline

Botnet

mizer

C2

185.161.248.75:4132

Attributes
  • auth_value

    353ae46e71ea5671b9ed097b65a8a2be

Extracted

Family

redline

Botnet

jamba

C2

185.161.248.75:4132

Attributes
  • auth_value

    b01bf275593de07ba204560db44b861a

Targets

    • Target

      b1956f458f0ca9bfcba3fa018fd386f7005beac53a556dedd4f6afb8a3b489fb

    • Size

      873KB

    • MD5

      71b938d3c053dd65d63f997ebb339320

    • SHA1

      db15d47ffdb52dde8efda20b76cfcfec146d9731

    • SHA256

      b1956f458f0ca9bfcba3fa018fd386f7005beac53a556dedd4f6afb8a3b489fb

    • SHA512

      89d9e1104b511840d2ec83300c4452c8de621eca8ff33dc0cfcdea3e795fb877d7c28cd3dcca4da8ff434548fe74c6f3a013a5160d196ad0ca4e14678ce7f353

    • SSDEEP

      24576:NydzDHm2Gg3eQD/R+h90EE4ldtazV9+zpyGIJ3H:oI2GguQjchuEEWEzmzsGc

    • 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

    • 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