General

  • Target

    93e74b53aa96f0769f084d1716d3440c47d988bf0705b8ac5e456d163b4f1dcc

  • Size

    1.1MB

  • Sample

    230514-zsgvhsfg9v

  • MD5

    6495f2c3eb36d9f72e13cadf99e350cd

  • SHA1

    dda0040d166bdea377cc6e3e962384490cc09181

  • SHA256

    93e74b53aa96f0769f084d1716d3440c47d988bf0705b8ac5e456d163b4f1dcc

  • SHA512

    4f12810a81a7ef665415be8dfe570a1802432d0a4e221d36bf38c600c16a6b9af037aa7ae6634478022eec6860d25aac24c86ec60de753638d54750eaaccc918

  • SSDEEP

    24576:LysSAjUyYRBbyRNamISPWejhG7j7xMKo9FTBrEh:+IRQBWRNYKWXhO/E

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

      93e74b53aa96f0769f084d1716d3440c47d988bf0705b8ac5e456d163b4f1dcc

    • Size

      1.1MB

    • MD5

      6495f2c3eb36d9f72e13cadf99e350cd

    • SHA1

      dda0040d166bdea377cc6e3e962384490cc09181

    • SHA256

      93e74b53aa96f0769f084d1716d3440c47d988bf0705b8ac5e456d163b4f1dcc

    • SHA512

      4f12810a81a7ef665415be8dfe570a1802432d0a4e221d36bf38c600c16a6b9af037aa7ae6634478022eec6860d25aac24c86ec60de753638d54750eaaccc918

    • SSDEEP

      24576:LysSAjUyYRBbyRNamISPWejhG7j7xMKo9FTBrEh:+IRQBWRNYKWXhO/E

    • 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