General

  • Target

    b74fd24d6b83d3c6f3b1410a38cc87161c16591e460009fb646b5f924498f263

  • Size

    764KB

  • Sample

    230526-nk3w8sff81

  • MD5

    d54e9c3a4c930d9c92dcaf6d11f1da36

  • SHA1

    c4c63f5b87f6d6bc3295ea801f54a6d433bf0b47

  • SHA256

    b74fd24d6b83d3c6f3b1410a38cc87161c16591e460009fb646b5f924498f263

  • SHA512

    1d0eab828dd9084123fffcfeda4ddaa267effb7da17cd4c3b4cde8267fbc40e922921903d99d2b487cb0a94171e247088302e7a45a25393c55be6577eda1e62b

  • SSDEEP

    12288:YMrey90H9BU/01kqPrMC7e/BPUzM5zQolJ7yUOsiTcvc1H+ooTII4dqomdQLB7E2:GyO9eKkqT3e/BPKMRQPUOsih+R944om0

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      b74fd24d6b83d3c6f3b1410a38cc87161c16591e460009fb646b5f924498f263

    • Size

      764KB

    • MD5

      d54e9c3a4c930d9c92dcaf6d11f1da36

    • SHA1

      c4c63f5b87f6d6bc3295ea801f54a6d433bf0b47

    • SHA256

      b74fd24d6b83d3c6f3b1410a38cc87161c16591e460009fb646b5f924498f263

    • SHA512

      1d0eab828dd9084123fffcfeda4ddaa267effb7da17cd4c3b4cde8267fbc40e922921903d99d2b487cb0a94171e247088302e7a45a25393c55be6577eda1e62b

    • SSDEEP

      12288:YMrey90H9BU/01kqPrMC7e/BPUzM5zQolJ7yUOsiTcvc1H+ooTII4dqomdQLB7E2:GyO9eKkqT3e/BPKMRQPUOsih+R944om0

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks