General

  • Target

    c155c712f46aa4698105e80e55702c64237b77f9def589272a7afa5e1d371649

  • Size

    1.1MB

  • Sample

    230514-2ta5gagb6v

  • MD5

    55614ce05e0c8e999a918dd186f62448

  • SHA1

    f2aa7afbff0bdbf7b2e07e035b58b917c0b68078

  • SHA256

    c155c712f46aa4698105e80e55702c64237b77f9def589272a7afa5e1d371649

  • SHA512

    0ec0c7e96deb63fb706072f30b73e85f295b83a9d3afc648baeb96daaf598f2c7c84466b6c54028389d4622d275bb5104e21000d2201c26601b436ba0d5bf58e

  • SSDEEP

    24576:oyjmYNJb9GrEzYK3R3Ah4xa7juBQ+d7+Sjcmd9vQ7HPVup:vyYiEEwRS18B+SjH3EP

Malware Config

Extracted

Family

redline

Botnet

linda

C2

185.161.248.75:4132

Attributes
  • auth_value

    21cdc21d041667b9c1679f88a1146770

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Targets

    • Target

      c155c712f46aa4698105e80e55702c64237b77f9def589272a7afa5e1d371649

    • Size

      1.1MB

    • MD5

      55614ce05e0c8e999a918dd186f62448

    • SHA1

      f2aa7afbff0bdbf7b2e07e035b58b917c0b68078

    • SHA256

      c155c712f46aa4698105e80e55702c64237b77f9def589272a7afa5e1d371649

    • SHA512

      0ec0c7e96deb63fb706072f30b73e85f295b83a9d3afc648baeb96daaf598f2c7c84466b6c54028389d4622d275bb5104e21000d2201c26601b436ba0d5bf58e

    • SSDEEP

      24576:oyjmYNJb9GrEzYK3R3Ah4xa7juBQ+d7+Sjcmd9vQ7HPVup:vyYiEEwRS18B+SjH3EP

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks