General

  • Target

    f20ffe6ad572ccb8c447086dc3971f6aac5532e084040eb135591189d2893623.exe

  • Size

    1.1MB

  • Sample

    230514-xa2qvsdb33

  • MD5

    b803b9878d0803beab03d9201fe07240

  • SHA1

    9f061b89c7348c3889ee9bac04301ff764b448a9

  • SHA256

    f20ffe6ad572ccb8c447086dc3971f6aac5532e084040eb135591189d2893623

  • SHA512

    edddd27307b9d560da5fddec348a61eae12dbfc1671d0ddcfd7a6f18678450d58043c0248cc86b8eda93e985d25663ad907ff90227da904161ba5d1e61188ad8

  • SSDEEP

    24576:1yR73XBQQLEpoIIAuld3SXh39JX+dufboaycoOXunIvYeLjDGXX:QR73XYpoIIplWh39WujNcIvYeLWX

Malware Config

Extracted

Family

redline

Botnet

messi

C2

185.161.248.75:4132

Attributes
  • auth_value

    b602b28664bb738e322d37baab91db28

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      f20ffe6ad572ccb8c447086dc3971f6aac5532e084040eb135591189d2893623.exe

    • Size

      1.1MB

    • MD5

      b803b9878d0803beab03d9201fe07240

    • SHA1

      9f061b89c7348c3889ee9bac04301ff764b448a9

    • SHA256

      f20ffe6ad572ccb8c447086dc3971f6aac5532e084040eb135591189d2893623

    • SHA512

      edddd27307b9d560da5fddec348a61eae12dbfc1671d0ddcfd7a6f18678450d58043c0248cc86b8eda93e985d25663ad907ff90227da904161ba5d1e61188ad8

    • SSDEEP

      24576:1yR73XBQQLEpoIIAuld3SXh39JX+dufboaycoOXunIvYeLjDGXX:QR73XYpoIIplWh39WujNcIvYeLWX

    • 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