General

  • Target

    27f11df878d5ddecd1968f2d3778939f7df0d65b3274d4931baa8580552f40c1

  • Size

    778KB

  • Sample

    230603-k7hb9sgc93

  • MD5

    db3e23365bc51b21a825bdce8d5fad84

  • SHA1

    fc00ecfb1b654e134fce89f0e2022214bed01433

  • SHA256

    27f11df878d5ddecd1968f2d3778939f7df0d65b3274d4931baa8580552f40c1

  • SHA512

    08eade4a9940a1916a48d064606354517d7f3a0245e733407cd039edb4a6e850bf358eb3695aa34f6e7587da8445cf91e1b39dbe27f31135563ffdd5871b43da

  • SSDEEP

    12288:CMr1y90DwJgdduuE+FWcEcFlL61Szgb9qphskmNpcpDvRi0BMP643cV:PygI+FWcEcFNzJphslqDv1BMM

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      27f11df878d5ddecd1968f2d3778939f7df0d65b3274d4931baa8580552f40c1

    • Size

      778KB

    • MD5

      db3e23365bc51b21a825bdce8d5fad84

    • SHA1

      fc00ecfb1b654e134fce89f0e2022214bed01433

    • SHA256

      27f11df878d5ddecd1968f2d3778939f7df0d65b3274d4931baa8580552f40c1

    • SHA512

      08eade4a9940a1916a48d064606354517d7f3a0245e733407cd039edb4a6e850bf358eb3695aa34f6e7587da8445cf91e1b39dbe27f31135563ffdd5871b43da

    • SSDEEP

      12288:CMr1y90DwJgdduuE+FWcEcFlL61Szgb9qphskmNpcpDvRi0BMP643cV:PygI+FWcEcFNzJphslqDv1BMM

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks