General

  • Target

    c1ee5908dd2d0273bb18b08f0dcabe2a4614d894d69e81420a565be0f0c69ab0.exe

  • Size

    1.1MB

  • Sample

    230514-w6m2xacg62

  • MD5

    a5d928a181d059e0fc5f5026cffb2986

  • SHA1

    89030bfb0fb4b4699d06488fcbb061cf841b1d66

  • SHA256

    c1ee5908dd2d0273bb18b08f0dcabe2a4614d894d69e81420a565be0f0c69ab0

  • SHA512

    213a8f5357a54c11234fd73aa1602220c398f5e7124e7230d7d71ad97f02e209406d591278a0cb3d1d979cd81c1839562000b062d79ddd6c593c3586491899f9

  • SSDEEP

    24576:HywN2pJ45HMIN2WGD7XrRdWKukaXGbUJTyzx+zuPZ:Swko5HqdXX9dWKdW+D

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      c1ee5908dd2d0273bb18b08f0dcabe2a4614d894d69e81420a565be0f0c69ab0.exe

    • Size

      1.1MB

    • MD5

      a5d928a181d059e0fc5f5026cffb2986

    • SHA1

      89030bfb0fb4b4699d06488fcbb061cf841b1d66

    • SHA256

      c1ee5908dd2d0273bb18b08f0dcabe2a4614d894d69e81420a565be0f0c69ab0

    • SHA512

      213a8f5357a54c11234fd73aa1602220c398f5e7124e7230d7d71ad97f02e209406d591278a0cb3d1d979cd81c1839562000b062d79ddd6c593c3586491899f9

    • SSDEEP

      24576:HywN2pJ45HMIN2WGD7XrRdWKukaXGbUJTyzx+zuPZ:Swko5HqdXX9dWKdW+D

    • 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.

    • Windows security modification

    • 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

3
T1112

Disabling Security Tools

2
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