General

  • Target

    0f03545d91b8a2d8c4f914d025120d8a7df7e3487b82577f7d1503bafe2b1fe0

  • Size

    1.0MB

  • Sample

    230526-m9z17sfb58

  • MD5

    545aa43bc660a59f7382a54ebaaea413

  • SHA1

    7f5898c677c172e66389f865336d24ff5cf7b5b1

  • SHA256

    0f03545d91b8a2d8c4f914d025120d8a7df7e3487b82577f7d1503bafe2b1fe0

  • SHA512

    cd787e4779c8ad3eeda659ebe65b519bf72b8f46fd728222a363b9cc0ef6d61841d3e56e0584772d65c8dc294217358e398cf95e4b2a649e40ae24633b207e42

  • SSDEEP

    24576:RyIEEqKmmQsMW1dPjIcj3PMpSimdoLn+lhOMCw1i/QgomBPPUxy6:ElEvmfXW8cjMVmdoLn6Z1iGT

Malware Config

Extracted

Family

redline

Botnet

lisa

C2

83.97.73.122:19062

Attributes
  • auth_value

    c2dc311db9820012377b054447d37949

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      0f03545d91b8a2d8c4f914d025120d8a7df7e3487b82577f7d1503bafe2b1fe0

    • Size

      1.0MB

    • MD5

      545aa43bc660a59f7382a54ebaaea413

    • SHA1

      7f5898c677c172e66389f865336d24ff5cf7b5b1

    • SHA256

      0f03545d91b8a2d8c4f914d025120d8a7df7e3487b82577f7d1503bafe2b1fe0

    • SHA512

      cd787e4779c8ad3eeda659ebe65b519bf72b8f46fd728222a363b9cc0ef6d61841d3e56e0584772d65c8dc294217358e398cf95e4b2a649e40ae24633b207e42

    • SSDEEP

      24576:RyIEEqKmmQsMW1dPjIcj3PMpSimdoLn+lhOMCw1i/QgomBPPUxy6:ElEvmfXW8cjMVmdoLn6Z1iGT

    • 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

    • 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

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

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