General

  • Target

    cd53db7f632f18d61863e5971bce1e286118452e18d0adb4acd059574ea56dcd

  • Size

    4.2MB

  • Sample

    230606-vx5d6afd2s

  • MD5

    f0b04e59961e39bb62ebbca5c7efc853

  • SHA1

    3606edca8d745a185437da3e77df13d7e35d0770

  • SHA256

    cd53db7f632f18d61863e5971bce1e286118452e18d0adb4acd059574ea56dcd

  • SHA512

    d9323c757ae1412af42f46fff8d945f25a2e9862ac153f1bea892509f58427659e45806e507ffa2b4484afa5a4a09a4954a265f66073a25cd2862c8808b46fe5

  • SSDEEP

    98304:1ZWb6LD0a8dfSnswbp9eN1HIelZhKeDO/efdW8UMpwvziYHL9SEL:10YD0agSnT/eN1oel3HO1d

Malware Config

Targets

    • Target

      cd53db7f632f18d61863e5971bce1e286118452e18d0adb4acd059574ea56dcd

    • Size

      4.2MB

    • MD5

      f0b04e59961e39bb62ebbca5c7efc853

    • SHA1

      3606edca8d745a185437da3e77df13d7e35d0770

    • SHA256

      cd53db7f632f18d61863e5971bce1e286118452e18d0adb4acd059574ea56dcd

    • SHA512

      d9323c757ae1412af42f46fff8d945f25a2e9862ac153f1bea892509f58427659e45806e507ffa2b4484afa5a4a09a4954a265f66073a25cd2862c8808b46fe5

    • SSDEEP

      98304:1ZWb6LD0a8dfSnswbp9eN1HIelZhKeDO/efdW8UMpwvziYHL9SEL:10YD0agSnT/eN1oel3HO1d

    • 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