General

  • Target

    ee1a786412ddad028ad6905c23760eb56f928a3622429583690376fc48dcdf43

  • Size

    4.0MB

  • Sample

    230221-t5zm7sfe39

  • MD5

    31aa1200279e97c38a94547e9d6cb182

  • SHA1

    4c5ad022aee2642a5d38c1aa521dbc0e14cba0c3

  • SHA256

    ee1a786412ddad028ad6905c23760eb56f928a3622429583690376fc48dcdf43

  • SHA512

    fd5d666f6e1f893ab610d148f1eb8b639f95c29acac14cda097af04d885ae8c3ca754bcdbbcecc70e6ecd97b150b44e5c4ea55e6e06d6846d551fac7fc12eb0d

  • SSDEEP

    98304:tfVSxIPdgd8feRQZUKSroRj6k6LDLp1LM66:tfIxQ2ufeR//rXkIh1LM66

Malware Config

Targets

    • Target

      ee1a786412ddad028ad6905c23760eb56f928a3622429583690376fc48dcdf43

    • Size

      4.0MB

    • MD5

      31aa1200279e97c38a94547e9d6cb182

    • SHA1

      4c5ad022aee2642a5d38c1aa521dbc0e14cba0c3

    • SHA256

      ee1a786412ddad028ad6905c23760eb56f928a3622429583690376fc48dcdf43

    • SHA512

      fd5d666f6e1f893ab610d148f1eb8b639f95c29acac14cda097af04d885ae8c3ca754bcdbbcecc70e6ecd97b150b44e5c4ea55e6e06d6846d551fac7fc12eb0d

    • SSDEEP

      98304:tfVSxIPdgd8feRQZUKSroRj6k6LDLp1LM66:tfIxQ2ufeR//rXkIh1LM66

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Command and Control

Web Service

1
T1102

Tasks