General

  • Target

    e4a53ececba2c88868fa19b1634ef33de00cad4932e1337046ba4ffa5a239d11

  • Size

    1.0MB

  • Sample

    230526-mzdefsff2w

  • MD5

    efd0cd6b560a648ac4294b776fe02109

  • SHA1

    74c54b35d8590ea260bc96fb65f2039690c04f7d

  • SHA256

    e4a53ececba2c88868fa19b1634ef33de00cad4932e1337046ba4ffa5a239d11

  • SHA512

    139d32ed9bb38faed03a0928fc722f45dd51ee0e2cd979ce65deeb081e6d99f322c8d4e6755112092b8f0c1b90cfa7b80cd9ae1e722dd1505517f28e3f9ac22f

  • SSDEEP

    24576:Jyl0mhaxYqfRTD1JC4C8mdfnQWw2QhVRTjcVR0CKma0/:8ymYYqZTDg8mdfQWw2ucTv

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

      e4a53ececba2c88868fa19b1634ef33de00cad4932e1337046ba4ffa5a239d11

    • Size

      1.0MB

    • MD5

      efd0cd6b560a648ac4294b776fe02109

    • SHA1

      74c54b35d8590ea260bc96fb65f2039690c04f7d

    • SHA256

      e4a53ececba2c88868fa19b1634ef33de00cad4932e1337046ba4ffa5a239d11

    • SHA512

      139d32ed9bb38faed03a0928fc722f45dd51ee0e2cd979ce65deeb081e6d99f322c8d4e6755112092b8f0c1b90cfa7b80cd9ae1e722dd1505517f28e3f9ac22f

    • SSDEEP

      24576:Jyl0mhaxYqfRTD1JC4C8mdfnQWw2QhVRTjcVR0CKma0/:8ymYYqZTDg8mdfQWw2ucTv

    • 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