General

  • Target

    7463534349.exe

  • Size

    1.0MB

  • Sample

    230521-mzjlgahe68

  • MD5

    a74c64d4f9e8abec8eea6ea1191ccbed

  • SHA1

    8c082a2959643af314fe3717f0433eb0d4e2babf

  • SHA256

    395df00eb3b6de2e70fa11f9c33e46f8fec949709375fba210efebefab28a70e

  • SHA512

    f5b3c1e0ea95dc72bb20d36b548f698f5975737742954bab2a8d724398a0c8e1a16cc0739f22c83ee17122cb206fa2df0bcf8509c79eba94e78ba84a3846105e

  • SSDEEP

    24576:DyNW8RXuYDC30jfqui6BjFB4+USDe22XWXh1m:WdR+fGfquicjFB4ADZD

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      7463534349.exe

    • Size

      1.0MB

    • MD5

      a74c64d4f9e8abec8eea6ea1191ccbed

    • SHA1

      8c082a2959643af314fe3717f0433eb0d4e2babf

    • SHA256

      395df00eb3b6de2e70fa11f9c33e46f8fec949709375fba210efebefab28a70e

    • SHA512

      f5b3c1e0ea95dc72bb20d36b548f698f5975737742954bab2a8d724398a0c8e1a16cc0739f22c83ee17122cb206fa2df0bcf8509c79eba94e78ba84a3846105e

    • SSDEEP

      24576:DyNW8RXuYDC30jfqui6BjFB4+USDe22XWXh1m:WdR+fGfquicjFB4ADZD

    • 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