General

  • Target

    854a1da8b30c4344562f94dc148d1255f132d1c12577c179596ba06bf1d3a4ea

  • Size

    4.0MB

  • Sample

    230220-t5h1fsdd6x

  • MD5

    ad7248077fe9cac4b29f6a07364cb45b

  • SHA1

    9e1f1b1a80c3ca19084a9cd063a8d3548057efdc

  • SHA256

    854a1da8b30c4344562f94dc148d1255f132d1c12577c179596ba06bf1d3a4ea

  • SHA512

    cb13397ef42ed5977eb8aab3694a0ad2b28847cea1f260bf671fe039fff9256b342362c0c78f4853e2e8399819934a660279ca3441a2f7408057879d896d9a98

  • SSDEEP

    98304:WMl1bCfev7JhW3xrkcITFff9vNIhakZJD/2+uwX74Glz:jjW3pkhFfFsakZJDuiL4GF

Malware Config

Targets

    • Target

      854a1da8b30c4344562f94dc148d1255f132d1c12577c179596ba06bf1d3a4ea

    • Size

      4.0MB

    • MD5

      ad7248077fe9cac4b29f6a07364cb45b

    • SHA1

      9e1f1b1a80c3ca19084a9cd063a8d3548057efdc

    • SHA256

      854a1da8b30c4344562f94dc148d1255f132d1c12577c179596ba06bf1d3a4ea

    • SHA512

      cb13397ef42ed5977eb8aab3694a0ad2b28847cea1f260bf671fe039fff9256b342362c0c78f4853e2e8399819934a660279ca3441a2f7408057879d896d9a98

    • SSDEEP

      98304:WMl1bCfev7JhW3xrkcITFff9vNIhakZJD/2+uwX74Glz:jjW3pkhFfFsakZJDuiL4GF

    • Glupteba

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

    • Glupteba payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

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

1
T1012

System Information Discovery

1
T1082

Tasks