General

  • Target

    d241c6250c9607689f01d0cbd59ebdff76d663cabe864b60bc9a3f6cb7681f79

  • Size

    3.8MB

  • Sample

    220509-ayjtmabgf7

  • MD5

    77951d1f77f986cb412cc6338091550d

  • SHA1

    94883abb7f710a02d3033165b64bb007df043579

  • SHA256

    d241c6250c9607689f01d0cbd59ebdff76d663cabe864b60bc9a3f6cb7681f79

  • SHA512

    06bae0f802c8ff03d5fc3e86b05dde222f6fe1d75f813d033ee6e9ab1f3c72198dbfbb06793f64e40357c5a7b3b503ca55c36301e14730dc669fa881433cec65

Malware Config

Targets

    • Target

      d241c6250c9607689f01d0cbd59ebdff76d663cabe864b60bc9a3f6cb7681f79

    • Size

      3.8MB

    • MD5

      77951d1f77f986cb412cc6338091550d

    • SHA1

      94883abb7f710a02d3033165b64bb007df043579

    • SHA256

      d241c6250c9607689f01d0cbd59ebdff76d663cabe864b60bc9a3f6cb7681f79

    • SHA512

      06bae0f802c8ff03d5fc3e86b05dde222f6fe1d75f813d033ee6e9ab1f3c72198dbfbb06793f64e40357c5a7b3b503ca55c36301e14730dc669fa881433cec65

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Loads dropped DLL

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

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

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Tasks