General

  • Target

    495e2d9a42c201c74fb283992c2d2d720a93b053daee8c0d1c25c91918af1143

  • Size

    544KB

  • Sample

    230323-zsfx8aab42

  • MD5

    6835bed3eeae882cbaade53b5dd77bae

  • SHA1

    b92c7592d3edd8f019032c3d26fb515b9d7c0ef0

  • SHA256

    495e2d9a42c201c74fb283992c2d2d720a93b053daee8c0d1c25c91918af1143

  • SHA512

    03fc71f22e21a2c72baf1a05de7e2281bb1ce415f90b069afc598517e1382641112579b8798cc0e248c1f034a8d4be83369c63ff971a95b594f96e637fb9cb5b

  • SSDEEP

    12288:uMr4y90BSpgHOx69FWhckpDDLfIqgUBMLbwAUnR+tPlgi3iW4:qyQSpQWJDDLckMf4AtP5n4

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      495e2d9a42c201c74fb283992c2d2d720a93b053daee8c0d1c25c91918af1143

    • Size

      544KB

    • MD5

      6835bed3eeae882cbaade53b5dd77bae

    • SHA1

      b92c7592d3edd8f019032c3d26fb515b9d7c0ef0

    • SHA256

      495e2d9a42c201c74fb283992c2d2d720a93b053daee8c0d1c25c91918af1143

    • SHA512

      03fc71f22e21a2c72baf1a05de7e2281bb1ce415f90b069afc598517e1382641112579b8798cc0e248c1f034a8d4be83369c63ff971a95b594f96e637fb9cb5b

    • SSDEEP

      12288:uMr4y90BSpgHOx69FWhckpDDLfIqgUBMLbwAUnR+tPlgi3iW4:qyQSpQWJDDLckMf4AtP5n4

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks