General

  • Target

    40cb0eaf8cfa4aed9e0f51915604208cf6fee53097b326f9f5f3b14c41335627

  • Size

    764KB

  • Sample

    230526-nmyqasfb98

  • MD5

    2fc60949991676e7bde195e26538930d

  • SHA1

    c97498c2ee24f0222db5535a4e69eb2bc5e2aafb

  • SHA256

    40cb0eaf8cfa4aed9e0f51915604208cf6fee53097b326f9f5f3b14c41335627

  • SHA512

    fe77a75f9bc96f2a9cca923ba9489433058d2d98cefe79ea231c0f0887ecf634ca25b3d2660a42b32d64efc05810d4c3dea600a07b2f09c8c38b96c296aca860

  • SSDEEP

    12288:jMrVy90SPQ6Apu6sAip7j78XG8gLEjgGJ+s18nQII4dqcmdQLB9E1V:uyAVuj/Z8gLQHJ+s18nQ944cmdU4

Malware Config

Extracted

Family

redline

Botnet

misa

C2

83.97.73.122:19062

Attributes
  • auth_value

    9e79529a6bdb4962f44d12b0d6d62d32

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      40cb0eaf8cfa4aed9e0f51915604208cf6fee53097b326f9f5f3b14c41335627

    • Size

      764KB

    • MD5

      2fc60949991676e7bde195e26538930d

    • SHA1

      c97498c2ee24f0222db5535a4e69eb2bc5e2aafb

    • SHA256

      40cb0eaf8cfa4aed9e0f51915604208cf6fee53097b326f9f5f3b14c41335627

    • SHA512

      fe77a75f9bc96f2a9cca923ba9489433058d2d98cefe79ea231c0f0887ecf634ca25b3d2660a42b32d64efc05810d4c3dea600a07b2f09c8c38b96c296aca860

    • SSDEEP

      12288:jMrVy90SPQ6Apu6sAip7j78XG8gLEjgGJ+s18nQII4dqcmdQLB9E1V:uyAVuj/Z8gLQHJ+s18nQ944cmdU4

    • 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