General

  • Target

    03952699.exe

  • Size

    754KB

  • Sample

    230530-sem12sac29

  • MD5

    77dc671bca749df8c66d4c1de5c9b3da

  • SHA1

    cdce5d73549238abb6626f69c72e729781462efe

  • SHA256

    249576060ca8a4f5ad4c3c2827c78b2a4e7d99458ef1aa8d47d5e460f4ec00a5

  • SHA512

    f0086045e3b4a5d7e644726d168599fe241a39ac43445bf51bfb3ba27b832adb56d1631b1722fa2b18641598602ad5fdedd79cfbb6fca8777f282828a33d18e9

  • SSDEEP

    12288:oMr8y90gXuQCKCKixG8llRgZ70UxcsH/q89XY1M7GgIlv:0yRGFz6Z5xZHzdrYv

Malware Config

Extracted

Family

redline

Botnet

musa

C2

83.97.73.127:19045

Attributes
  • auth_value

    745cd242a52ab79c9c9026155d62f359

Extracted

Family

redline

Botnet

ronin

C2

83.97.73.127:19045

Attributes
  • auth_value

    4cce855f5ba9b9b6e5b1400f102745de

Targets

    • Target

      03952699.exe

    • Size

      754KB

    • MD5

      77dc671bca749df8c66d4c1de5c9b3da

    • SHA1

      cdce5d73549238abb6626f69c72e729781462efe

    • SHA256

      249576060ca8a4f5ad4c3c2827c78b2a4e7d99458ef1aa8d47d5e460f4ec00a5

    • SHA512

      f0086045e3b4a5d7e644726d168599fe241a39ac43445bf51bfb3ba27b832adb56d1631b1722fa2b18641598602ad5fdedd79cfbb6fca8777f282828a33d18e9

    • SSDEEP

      12288:oMr8y90gXuQCKCKixG8llRgZ70UxcsH/q89XY1M7GgIlv:0yRGFz6Z5xZHzdrYv

    • 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.

    • 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