General

  • Target

    892d87f0710688d6c15cf1c60647c4e59a04172664a2a23611874632dfeabbc0

  • Size

    624KB

  • Sample

    230604-r547ksce24

  • MD5

    903c9972bed8b047c326f71f61d0c771

  • SHA1

    1e7d26893d323b88985f1430a8cc71d5b925f8ee

  • SHA256

    892d87f0710688d6c15cf1c60647c4e59a04172664a2a23611874632dfeabbc0

  • SHA512

    266d13c5efdf08eee0aa03a8e8789268e2311b3a9af5399bff4baf09f2e98d1b39f379a504b7d3f75af60c9526a58006896ef90580f7374a530b007c231cb631

  • SSDEEP

    12288:4MrTy90MMI24UOsw7eZTAOuDXi32tZ2PMMf4PeD5VoU5VS1YLnz2xc9:LyPUiuTA1DS32tMEdP052UsYLnzb

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

      892d87f0710688d6c15cf1c60647c4e59a04172664a2a23611874632dfeabbc0

    • Size

      624KB

    • MD5

      903c9972bed8b047c326f71f61d0c771

    • SHA1

      1e7d26893d323b88985f1430a8cc71d5b925f8ee

    • SHA256

      892d87f0710688d6c15cf1c60647c4e59a04172664a2a23611874632dfeabbc0

    • SHA512

      266d13c5efdf08eee0aa03a8e8789268e2311b3a9af5399bff4baf09f2e98d1b39f379a504b7d3f75af60c9526a58006896ef90580f7374a530b007c231cb631

    • SSDEEP

      12288:4MrTy90MMI24UOsw7eZTAOuDXi32tZ2PMMf4PeD5VoU5VS1YLnz2xc9:LyPUiuTA1DS32tMEdP052UsYLnzb

    • 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