General

  • Target

    7981b4aa1817f7505b19b3e137532ffbe041f6f1acc395f979686c3cc9837485

  • Size

    763KB

  • Sample

    230526-ncjhmafb66

  • MD5

    aff2d9b234b869cafb28263ad23f52ec

  • SHA1

    b8100014e9c05fbb9c0d6d87169195542648a328

  • SHA256

    7981b4aa1817f7505b19b3e137532ffbe041f6f1acc395f979686c3cc9837485

  • SHA512

    afd23d9e2beb657e48056972ad9c4510727fd3978d16a87b69ebddd692cfb57eff2c8a05ac05732b811908a9ccd69e32956a54b2ef27e9c8a8d7fc2466638b93

  • SSDEEP

    12288:/Mrcy909NtV/fCgIXEf5MjY4S0+hC0mwW0eF8+rAks47c34dBDmdqLBdEEDLC:jyMNthft75M3S0+hC0DW0ynAkf7m4fDW

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

      7981b4aa1817f7505b19b3e137532ffbe041f6f1acc395f979686c3cc9837485

    • Size

      763KB

    • MD5

      aff2d9b234b869cafb28263ad23f52ec

    • SHA1

      b8100014e9c05fbb9c0d6d87169195542648a328

    • SHA256

      7981b4aa1817f7505b19b3e137532ffbe041f6f1acc395f979686c3cc9837485

    • SHA512

      afd23d9e2beb657e48056972ad9c4510727fd3978d16a87b69ebddd692cfb57eff2c8a05ac05732b811908a9ccd69e32956a54b2ef27e9c8a8d7fc2466638b93

    • SSDEEP

      12288:/Mrcy909NtV/fCgIXEf5MjY4S0+hC0mwW0eF8+rAks47c34dBDmdqLBdEEDLC:jyMNthft75M3S0+hC0DW0ynAkf7m4fDW

    • 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