General

  • Target

    5d63371f46362142505c2a3b83b02008b352342be25b1d6b9b76704d909b276a

  • Size

    4.1MB

  • Sample

    230620-1zbshsee93

  • MD5

    0e7cee56e6243fd440b44e031df491b8

  • SHA1

    d83e5c7fb81139e21dfcced6967189b62a181b53

  • SHA256

    5d63371f46362142505c2a3b83b02008b352342be25b1d6b9b76704d909b276a

  • SHA512

    880947a5c760cf04969f0edc79b7b723b44dd5be99ed2c73579f23e092ece92fb5d639ad35ff644c4db943bd1a51c92dba0ac76370f980ea981be87e7ecb4111

  • SSDEEP

    98304:+RRu7JlHIqCfORsvc+0by6a+tN8vWZ2P1VDRDL5tTNz7B:+RQtlo9WJCqN8vgI11zl

Malware Config

Targets

    • Target

      5d63371f46362142505c2a3b83b02008b352342be25b1d6b9b76704d909b276a

    • Size

      4.1MB

    • MD5

      0e7cee56e6243fd440b44e031df491b8

    • SHA1

      d83e5c7fb81139e21dfcced6967189b62a181b53

    • SHA256

      5d63371f46362142505c2a3b83b02008b352342be25b1d6b9b76704d909b276a

    • SHA512

      880947a5c760cf04969f0edc79b7b723b44dd5be99ed2c73579f23e092ece92fb5d639ad35ff644c4db943bd1a51c92dba0ac76370f980ea981be87e7ecb4111

    • SSDEEP

      98304:+RRu7JlHIqCfORsvc+0by6a+tN8vWZ2P1VDRDL5tTNz7B:+RQtlo9WJCqN8vgI11zl

    • 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.

    • Manipulates WinMonFS driver.

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

    • Drops file in System32 directory

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