General

  • Target

    119b4a543d952f4c3b8d4bc931b257c086807ffaf7bbcdccf5dd6c4f01d8d92c

  • Size

    625KB

  • Sample

    230604-rzrpascd88

  • MD5

    64a04cfd5171d547893820ed786b1d4d

  • SHA1

    333c8402da9b0581c16705e006609749b9096aac

  • SHA256

    119b4a543d952f4c3b8d4bc931b257c086807ffaf7bbcdccf5dd6c4f01d8d92c

  • SHA512

    a58e2297b69d3db184642e140988ee6983f68ba9222e8b2a09ffd22a3282d5aed2e20e3f94c7cdba9421acca1ec924d93d8830edd8a76342eb9e3324c529f673

  • SSDEEP

    12288:TMr7y90nEgQCi1yDp5SIwR0Z+I7iHH+VU/uHhWoQLS57CLi:cybNCcrzA+v+VmA95mLi

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

      119b4a543d952f4c3b8d4bc931b257c086807ffaf7bbcdccf5dd6c4f01d8d92c

    • Size

      625KB

    • MD5

      64a04cfd5171d547893820ed786b1d4d

    • SHA1

      333c8402da9b0581c16705e006609749b9096aac

    • SHA256

      119b4a543d952f4c3b8d4bc931b257c086807ffaf7bbcdccf5dd6c4f01d8d92c

    • SHA512

      a58e2297b69d3db184642e140988ee6983f68ba9222e8b2a09ffd22a3282d5aed2e20e3f94c7cdba9421acca1ec924d93d8830edd8a76342eb9e3324c529f673

    • SSDEEP

      12288:TMr7y90nEgQCi1yDp5SIwR0Z+I7iHH+VU/uHhWoQLS57CLi:cybNCcrzA+v+VmA95mLi

    • 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