General

  • Target

    ca94621bc14eb9f4da02909ecf4d69603cea861ef270e642104fe201392898f5

  • Size

    1.1MB

  • Sample

    230514-zamytafg5v

  • MD5

    c07685bb9bfe52bb95f385e1dff37edd

  • SHA1

    93c3de1a0f123e33bc86fe4a7d430b6585b8d671

  • SHA256

    ca94621bc14eb9f4da02909ecf4d69603cea861ef270e642104fe201392898f5

  • SHA512

    68d5b38975c0350f3240c0444a0d9fa256c237f601be7784ba8a605e8d479a224e1f6bfa96d626b1971c62cbe6518784b2a27bf65a351a835eb1e2c308d855e4

  • SSDEEP

    24576:ayJ2o+lbZP4RL9yT1eNza8vC86ZtHvG6nQRpdczFDPU4AY:hJ2o+lbs9O1R8vC1+agduDvA

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

      ca94621bc14eb9f4da02909ecf4d69603cea861ef270e642104fe201392898f5

    • Size

      1.1MB

    • MD5

      c07685bb9bfe52bb95f385e1dff37edd

    • SHA1

      93c3de1a0f123e33bc86fe4a7d430b6585b8d671

    • SHA256

      ca94621bc14eb9f4da02909ecf4d69603cea861ef270e642104fe201392898f5

    • SHA512

      68d5b38975c0350f3240c0444a0d9fa256c237f601be7784ba8a605e8d479a224e1f6bfa96d626b1971c62cbe6518784b2a27bf65a351a835eb1e2c308d855e4

    • SSDEEP

      24576:ayJ2o+lbZP4RL9yT1eNza8vC86ZtHvG6nQRpdczFDPU4AY:hJ2o+lbs9O1R8vC1+agduDvA

    • 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