General

  • Target

    graphics342.exe

  • Size

    1.0MB

  • Sample

    230521-m87pnahg44

  • MD5

    848f18368e6b7ef7516c2d7f78d4493b

  • SHA1

    fb18cff03a70adefbad616f5404eb71eef3ce7cc

  • SHA256

    2cf5d8905600b1e26198ffbe96fcd9764d176d5a1bd898f2589cf635b05fb2ab

  • SHA512

    3a71496d347fbfa798e3a6bcd867d3b8bb2d1d36ce0d74ceaef450a74e7cc8323b4b6a34c2d34e49cfc1ca597c75fde12018743904560718b73c62ecf9b13377

  • SSDEEP

    24576:my+3Y3iEYUhOnq9JfSuufw5/vhEDzXF87:1+3Y3i1UhKqPImvhEDzX

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      graphics342.exe

    • Size

      1.0MB

    • MD5

      848f18368e6b7ef7516c2d7f78d4493b

    • SHA1

      fb18cff03a70adefbad616f5404eb71eef3ce7cc

    • SHA256

      2cf5d8905600b1e26198ffbe96fcd9764d176d5a1bd898f2589cf635b05fb2ab

    • SHA512

      3a71496d347fbfa798e3a6bcd867d3b8bb2d1d36ce0d74ceaef450a74e7cc8323b4b6a34c2d34e49cfc1ca597c75fde12018743904560718b73c62ecf9b13377

    • SSDEEP

      24576:my+3Y3iEYUhOnq9JfSuufw5/vhEDzXF87:1+3Y3i1UhKqPImvhEDzX

    • 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