General

  • Target

    98f626cfb1f2a1c487c166ad5336153a499b5bba8e3d11c0f041915b6d8439ff

  • Size

    4.2MB

  • Sample

    230607-j6vqjahg8y

  • MD5

    ca422b141ebc6fe44f78609da5c1fe45

  • SHA1

    f404ffedba69183ef3a5ef887d905c1e60d9fc89

  • SHA256

    98f626cfb1f2a1c487c166ad5336153a499b5bba8e3d11c0f041915b6d8439ff

  • SHA512

    049ed9c9eaffd8dc802a9df36946266bd5da2a81d7dfa61755ab95abc2f05e10f4a5744ecf37623e0e79dd6f90560d3963210d45d550a5647142a35402bbb027

  • SSDEEP

    98304:tDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdV5:tDouuEXgnbxu1wiRDvT8rqBsQCySdT

Malware Config

Targets

    • Target

      98f626cfb1f2a1c487c166ad5336153a499b5bba8e3d11c0f041915b6d8439ff

    • Size

      4.2MB

    • MD5

      ca422b141ebc6fe44f78609da5c1fe45

    • SHA1

      f404ffedba69183ef3a5ef887d905c1e60d9fc89

    • SHA256

      98f626cfb1f2a1c487c166ad5336153a499b5bba8e3d11c0f041915b6d8439ff

    • SHA512

      049ed9c9eaffd8dc802a9df36946266bd5da2a81d7dfa61755ab95abc2f05e10f4a5744ecf37623e0e79dd6f90560d3963210d45d550a5647142a35402bbb027

    • SSDEEP

      98304:tDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdV5:tDouuEXgnbxu1wiRDvT8rqBsQCySdT

    • 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