General

  • Target

    b464132b95accb14e35a8adfa846e46c335aa12b57c5aa63632e172787f860c9

  • Size

    600KB

  • Sample

    230608-slmc4aha8y

  • MD5

    f2fc26b98298c87f6fe67f32c0602631

  • SHA1

    65b59464664bcd87516b3af83bba39ea80b2e35b

  • SHA256

    b464132b95accb14e35a8adfa846e46c335aa12b57c5aa63632e172787f860c9

  • SHA512

    54e47e7594e724518e34cbd210d0d7c56bb3e7fd5b9fee220d4569021cb3d75cfad137f990a00fb274a894251538877cb72f5fc8c3eedda47057c4b4f943dd3b

  • SSDEEP

    12288:bMrvy90iT1LA7iEj40snRIuRY5X8JR0ndoZR8NsHwNB:cy76JsnRIuRYCRFWswNB

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.129:19068

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      b464132b95accb14e35a8adfa846e46c335aa12b57c5aa63632e172787f860c9

    • Size

      600KB

    • MD5

      f2fc26b98298c87f6fe67f32c0602631

    • SHA1

      65b59464664bcd87516b3af83bba39ea80b2e35b

    • SHA256

      b464132b95accb14e35a8adfa846e46c335aa12b57c5aa63632e172787f860c9

    • SHA512

      54e47e7594e724518e34cbd210d0d7c56bb3e7fd5b9fee220d4569021cb3d75cfad137f990a00fb274a894251538877cb72f5fc8c3eedda47057c4b4f943dd3b

    • SSDEEP

      12288:bMrvy90iT1LA7iEj40snRIuRY5X8JR0ndoZR8NsHwNB:cy76JsnRIuRYCRFWswNB

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks