General

  • Target

    3aff83f629aa2a2e9158680f84ff5e2d040590823f51a2bd4df637d58d3c3159

  • Size

    688KB

  • Sample

    230328-clys5agd96

  • MD5

    7491278e5cb82d94a818950c4b18294b

  • SHA1

    4e024d75ac9824a0f9174653012433c0a905dfb0

  • SHA256

    3aff83f629aa2a2e9158680f84ff5e2d040590823f51a2bd4df637d58d3c3159

  • SHA512

    677489c9a70d58d36ade3ca2933753011d42866f781407f2f6fca83f678859374daa145d7886bd882e5edb04e4f23b7158055f4be4db899a9788e4c04a40bfc4

  • SSDEEP

    12288:iMrOy90vTp+AttQEZ5w8Yhym65hLuL8Fx6EjKhJNGrwb4lBmJkvSFmofig+r/6u+:oyGxttQEZsItfaYFjKhJmg4XmJkumoaW

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      3aff83f629aa2a2e9158680f84ff5e2d040590823f51a2bd4df637d58d3c3159

    • Size

      688KB

    • MD5

      7491278e5cb82d94a818950c4b18294b

    • SHA1

      4e024d75ac9824a0f9174653012433c0a905dfb0

    • SHA256

      3aff83f629aa2a2e9158680f84ff5e2d040590823f51a2bd4df637d58d3c3159

    • SHA512

      677489c9a70d58d36ade3ca2933753011d42866f781407f2f6fca83f678859374daa145d7886bd882e5edb04e4f23b7158055f4be4db899a9788e4c04a40bfc4

    • SSDEEP

      12288:iMrOy90vTp+AttQEZ5w8Yhym65hLuL8Fx6EjKhJNGrwb4lBmJkvSFmofig+r/6u+:oyGxttQEZsItfaYFjKhJmg4XmJkumoaW

    • 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