General

  • Target

    63c6a933f92db48ef9cef5581baf85d3e31188d6ec4056a05259a9cf613f5a77

  • Size

    4.2MB

  • Sample

    230607-s9f6zsda6w

  • MD5

    f405e40887b7c187226c2ec527ad621c

  • SHA1

    592187dbb1d02a40d89529261511645ecc30d366

  • SHA256

    63c6a933f92db48ef9cef5581baf85d3e31188d6ec4056a05259a9cf613f5a77

  • SHA512

    2159eba154e4a9111dbaf0f07fa48a0be6a9719e5f43a4d91c1fa24d22d8be84cdcd1bf0c9727ddc0a67a53f4919cc23f4925115924c07ca76b9f203c1666d8f

  • SSDEEP

    98304:oXBXbxwMASR72enw18wQxWVMeT7u+9UVKOQ5LwfsZVh:0BLxkG72BAWVJXuzQ5LB

Malware Config

Targets

    • Target

      63c6a933f92db48ef9cef5581baf85d3e31188d6ec4056a05259a9cf613f5a77

    • Size

      4.2MB

    • MD5

      f405e40887b7c187226c2ec527ad621c

    • SHA1

      592187dbb1d02a40d89529261511645ecc30d366

    • SHA256

      63c6a933f92db48ef9cef5581baf85d3e31188d6ec4056a05259a9cf613f5a77

    • SHA512

      2159eba154e4a9111dbaf0f07fa48a0be6a9719e5f43a4d91c1fa24d22d8be84cdcd1bf0c9727ddc0a67a53f4919cc23f4925115924c07ca76b9f203c1666d8f

    • SSDEEP

      98304:oXBXbxwMASR72enw18wQxWVMeT7u+9UVKOQ5LwfsZVh:0BLxkG72BAWVJXuzQ5LB

    • 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