General

  • Target

    0250bc836990646793c80eaf6d70ec83e080be0a85b77b00e345afedb7153e12

  • Size

    4.1MB

  • Sample

    230329-z6csqahh97

  • MD5

    5e2c9f7967fc37218488c70e405e580e

  • SHA1

    42d14e24aca89580777f5d572600d330019c63c0

  • SHA256

    0250bc836990646793c80eaf6d70ec83e080be0a85b77b00e345afedb7153e12

  • SHA512

    5e202bb1d35e17f8a2e5c09ae0a9a4136490c908a326c729bc9e53a02703af467bb3f776f55e09a68998061eabc9c3c99b6adb8dcfd21bef872f700fab0996f4

  • SSDEEP

    98304:j1nNaYEaCOUIf9xJUVtMrBR0vBXQbkhPhgFBDIGo:qYEWz9xWVoRQBXbSFFIGo

Malware Config

Targets

    • Target

      0250bc836990646793c80eaf6d70ec83e080be0a85b77b00e345afedb7153e12

    • Size

      4.1MB

    • MD5

      5e2c9f7967fc37218488c70e405e580e

    • SHA1

      42d14e24aca89580777f5d572600d330019c63c0

    • SHA256

      0250bc836990646793c80eaf6d70ec83e080be0a85b77b00e345afedb7153e12

    • SHA512

      5e202bb1d35e17f8a2e5c09ae0a9a4136490c908a326c729bc9e53a02703af467bb3f776f55e09a68998061eabc9c3c99b6adb8dcfd21bef872f700fab0996f4

    • SSDEEP

      98304:j1nNaYEaCOUIf9xJUVtMrBR0vBXQbkhPhgFBDIGo:qYEWz9xWVoRQBXbSFFIGo

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

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

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks