General

  • Target

    aa9e62a8f8b62d55117c6c409e409ed0a62e15114fef57a94dc16328bcea4272

  • Size

    764KB

  • Sample

    230526-nh59ksfb83

  • MD5

    8d12e16f837bda1e23502b2ccce0bdd2

  • SHA1

    b0215ea13f975e2b67b89040ccf22bfbbf0723dd

  • SHA256

    aa9e62a8f8b62d55117c6c409e409ed0a62e15114fef57a94dc16328bcea4272

  • SHA512

    638f53329641cd39b1c00a1180a16fd324d0bf0c6da6d0452eb88596a49bb020d3701acc8256512f604208b3a56770b8ae1fa10675c228f44534b3e69368ef03

  • SSDEEP

    12288:LMrsy90KRrKld94qNRXyjl5VKKXZNs2PwOQKjls8rmKcNdg3LUXII4dQgmdQLBxN:nybs9b/Xy79ZNs2PwOQKjls8rSdg3LU6

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      aa9e62a8f8b62d55117c6c409e409ed0a62e15114fef57a94dc16328bcea4272

    • Size

      764KB

    • MD5

      8d12e16f837bda1e23502b2ccce0bdd2

    • SHA1

      b0215ea13f975e2b67b89040ccf22bfbbf0723dd

    • SHA256

      aa9e62a8f8b62d55117c6c409e409ed0a62e15114fef57a94dc16328bcea4272

    • SHA512

      638f53329641cd39b1c00a1180a16fd324d0bf0c6da6d0452eb88596a49bb020d3701acc8256512f604208b3a56770b8ae1fa10675c228f44534b3e69368ef03

    • SSDEEP

      12288:LMrsy90KRrKld94qNRXyjl5VKKXZNs2PwOQKjls8rmKcNdg3LUXII4dQgmdQLBxN:nybs9b/Xy79ZNs2PwOQKjls8rSdg3LU6

    • 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 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks