General

  • Target

    8b41e782f8bef667f17918ab30d448860d4febfba733c4245da06a2ad7ebcaab

  • Size

    625KB

  • Sample

    230604-stl3asce73

  • MD5

    de5f57c90f922dafa8d9ba4c53dc2e86

  • SHA1

    c3f50b4e9e9fc7cebed5b97d802e21dca915aa9a

  • SHA256

    8b41e782f8bef667f17918ab30d448860d4febfba733c4245da06a2ad7ebcaab

  • SHA512

    8e0ddc14485303054da0505d3adf37ca645fc0cd22d4d8f645ebb9581354b6b85dc27664daaf9806e2ecd78fb234abbfc2c7da4581806744124f6479fb637438

  • SSDEEP

    12288:gMr9y90E7hOpTLvoW/1mFqFBKeZ/SEJ1r867gj5WIuW9rpE:tyj7hGNtmFqFQeff0NWId+

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      8b41e782f8bef667f17918ab30d448860d4febfba733c4245da06a2ad7ebcaab

    • Size

      625KB

    • MD5

      de5f57c90f922dafa8d9ba4c53dc2e86

    • SHA1

      c3f50b4e9e9fc7cebed5b97d802e21dca915aa9a

    • SHA256

      8b41e782f8bef667f17918ab30d448860d4febfba733c4245da06a2ad7ebcaab

    • SHA512

      8e0ddc14485303054da0505d3adf37ca645fc0cd22d4d8f645ebb9581354b6b85dc27664daaf9806e2ecd78fb234abbfc2c7da4581806744124f6479fb637438

    • SSDEEP

      12288:gMr9y90E7hOpTLvoW/1mFqFBKeZ/SEJ1r867gj5WIuW9rpE:tyj7hGNtmFqFQeff0NWId+

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • 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.

    • 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

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks