General

  • Target

    492ae1fa8e25be68387a24bac9c93be9981f09e13edec4d19804a2373b7420c2

  • Size

    764KB

  • Sample

    230526-mzrl3sff2y

  • MD5

    df17e65014b57f9f206daceb05b174e5

  • SHA1

    45e4f5c4dde2ddadffa52e0cddd79bc2f264d6dc

  • SHA256

    492ae1fa8e25be68387a24bac9c93be9981f09e13edec4d19804a2373b7420c2

  • SHA512

    626c84735f190fb0463f5a82b48e44bc94792f6e5b25c3b6cb4b99007069f5a6188a7ac36c5909bb81359b80aa95e726d57db4552ea73ebda0a3fd5986c2d4cb

  • SSDEEP

    12288:8MrRy90KioVHnIY9IawQSTw/4hlG1Sl9MqPhpkpYQHu69x42II4d7fmdQLBYEL8:VyAoVp9RZSlG1SHMKhpkpYIJx4294Bfq

Malware Config

Extracted

Family

redline

Botnet

misa

C2

83.97.73.122:19062

Attributes
  • auth_value

    9e79529a6bdb4962f44d12b0d6d62d32

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      492ae1fa8e25be68387a24bac9c93be9981f09e13edec4d19804a2373b7420c2

    • Size

      764KB

    • MD5

      df17e65014b57f9f206daceb05b174e5

    • SHA1

      45e4f5c4dde2ddadffa52e0cddd79bc2f264d6dc

    • SHA256

      492ae1fa8e25be68387a24bac9c93be9981f09e13edec4d19804a2373b7420c2

    • SHA512

      626c84735f190fb0463f5a82b48e44bc94792f6e5b25c3b6cb4b99007069f5a6188a7ac36c5909bb81359b80aa95e726d57db4552ea73ebda0a3fd5986c2d4cb

    • SSDEEP

      12288:8MrRy90KioVHnIY9IawQSTw/4hlG1Sl9MqPhpkpYQHu69x42II4d7fmdQLBYEL8:VyAoVp9RZSlG1SHMKhpkpYIJx4294Bfq

    • 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