General

  • Target

    e3a43550fc87b430f21fbc3014a3609da000ab08b7b60e4c0b2bb85afd812143

  • Size

    4.1MB

  • Sample

    230327-lqh3xaeh2s

  • MD5

    b08d44b0e1cbec057102bce1062b4ae6

  • SHA1

    44e3773184426437a65a2b940161b7ff5ea6398e

  • SHA256

    e3a43550fc87b430f21fbc3014a3609da000ab08b7b60e4c0b2bb85afd812143

  • SHA512

    325debcac564a1788cf57ecc2cdb3438daff89389dcd72166efe2b5b29ecf58ff002d16badceae8ec235888219cee6f72a6263c1764c8e8c7908e745d89e0ba7

  • SSDEEP

    98304:ijPo+YNF394bm9hqWalSTOCj6yFACIaXDNUrgkS3gv:Ip0FKbmLqnlxCj6y9DNU0k0gv

Malware Config

Targets

    • Target

      e3a43550fc87b430f21fbc3014a3609da000ab08b7b60e4c0b2bb85afd812143

    • Size

      4.1MB

    • MD5

      b08d44b0e1cbec057102bce1062b4ae6

    • SHA1

      44e3773184426437a65a2b940161b7ff5ea6398e

    • SHA256

      e3a43550fc87b430f21fbc3014a3609da000ab08b7b60e4c0b2bb85afd812143

    • SHA512

      325debcac564a1788cf57ecc2cdb3438daff89389dcd72166efe2b5b29ecf58ff002d16badceae8ec235888219cee6f72a6263c1764c8e8c7908e745d89e0ba7

    • SSDEEP

      98304:ijPo+YNF394bm9hqWalSTOCj6yFACIaXDNUrgkS3gv:Ip0FKbmLqnlxCj6y9DNU0k0gv

    • 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.

    • Suspicious use of SetThreadContext

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