General

  • Target

    e1b9a0501463b48dcd9f6bfbe15141fa9c06f828b16cd94dc530448bdd6e4270

  • Size

    4.2MB

  • Sample

    230608-lwxs9adh27

  • MD5

    8c7b716a544449ce78eafd34bebe291c

  • SHA1

    771c7c8bf5a3b2b26d7c66856f957275e59626f4

  • SHA256

    e1b9a0501463b48dcd9f6bfbe15141fa9c06f828b16cd94dc530448bdd6e4270

  • SHA512

    6ee579e303cb2a90f571f34821f60860d69089f4d15eadb6058238b070c9f55afce5f84ab4a6b89543044857540f8933864d6f3ec5c0a55557add5e8fc1adb83

  • SSDEEP

    98304:fg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9r:CPP/tLpge2aWzP2AcaWnZKk9r

Malware Config

Targets

    • Target

      e1b9a0501463b48dcd9f6bfbe15141fa9c06f828b16cd94dc530448bdd6e4270

    • Size

      4.2MB

    • MD5

      8c7b716a544449ce78eafd34bebe291c

    • SHA1

      771c7c8bf5a3b2b26d7c66856f957275e59626f4

    • SHA256

      e1b9a0501463b48dcd9f6bfbe15141fa9c06f828b16cd94dc530448bdd6e4270

    • SHA512

      6ee579e303cb2a90f571f34821f60860d69089f4d15eadb6058238b070c9f55afce5f84ab4a6b89543044857540f8933864d6f3ec5c0a55557add5e8fc1adb83

    • SSDEEP

      98304:fg/fHGwoT4fFLmj0g2m02naWzP2+PqzRP4VQn5X3QlY9N+h6ak9r:CPP/tLpge2aWzP2AcaWnZKk9r

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks