General

  • Target

    gameplay.exe

  • Size

    1.0MB

  • Sample

    230520-vekxssgb41

  • MD5

    8d15bc0915677dfe50864b40bacd189f

  • SHA1

    d22136030e737ec75653d6abc1a5d9319e6cecc7

  • SHA256

    098e435047b6463138928614f30b0dc511b8d0f443ee127bd3f88b050536d49d

  • SHA512

    d4d545ae431e8c9c573ad29e23c6e0b289837b22ab0bb79c79fc6d8d311b3233d4122c4c46ceca5ba4abea9e2a1b514ae4d92e3a092fe9f116f5ef81564c66a9

  • SSDEEP

    24576:CyClOo5climBmSywfIT0j9nxFOfRlyR+mGU3:pCooWnIwgI9nxFQRlcG

Malware Config

Extracted

Family

redline

Botnet

meren

C2

77.91.68.253:19065

Attributes
  • auth_value

    a26557b435e44b55fdd4708fbba97d21

Targets

    • Target

      gameplay.exe

    • Size

      1.0MB

    • MD5

      8d15bc0915677dfe50864b40bacd189f

    • SHA1

      d22136030e737ec75653d6abc1a5d9319e6cecc7

    • SHA256

      098e435047b6463138928614f30b0dc511b8d0f443ee127bd3f88b050536d49d

    • SHA512

      d4d545ae431e8c9c573ad29e23c6e0b289837b22ab0bb79c79fc6d8d311b3233d4122c4c46ceca5ba4abea9e2a1b514ae4d92e3a092fe9f116f5ef81564c66a9

    • SSDEEP

      24576:CyClOo5climBmSywfIT0j9nxFOfRlyR+mGU3:pCooWnIwgI9nxFQRlcG

    • 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