General

  • Target

    74846745333b001821e5641e3f037f5560f5098f4946516f9f0917f193c740e7

  • Size

    3.8MB

  • Sample

    220516-b58xrshae8

  • MD5

    cc4fecd33a8843267f9841d480fc138a

  • SHA1

    e5f28d9feef1a8a03d80add7bafc306e24e9c40c

  • SHA256

    74846745333b001821e5641e3f037f5560f5098f4946516f9f0917f193c740e7

  • SHA512

    fe345c8c9d9a9ce5578d57d3430f24788930742de70e9968aaa170c01a405bf58ae01b1010957029d4191f4af8fe3105c2abe26a70cc6f4154e121a9fb2b49ee

Malware Config

Targets

    • Target

      74846745333b001821e5641e3f037f5560f5098f4946516f9f0917f193c740e7

    • Size

      3.8MB

    • MD5

      cc4fecd33a8843267f9841d480fc138a

    • SHA1

      e5f28d9feef1a8a03d80add7bafc306e24e9c40c

    • SHA256

      74846745333b001821e5641e3f037f5560f5098f4946516f9f0917f193c740e7

    • SHA512

      fe345c8c9d9a9ce5578d57d3430f24788930742de70e9968aaa170c01a405bf58ae01b1010957029d4191f4af8fe3105c2abe26a70cc6f4154e121a9fb2b49ee

    • Glupteba

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

    • Glupteba Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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.

    • Modifies boot configuration data using bcdedit

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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

1
T1012

Tasks