General

  • Target

    8ee8b8c8a0c38af1e40ab4bc5eb7979f9e5771c0b043d682fc70d302bc0800eb

  • Size

    4.0MB

  • Sample

    230221-mqzlbsee48

  • MD5

    32abee7170ba293ccc198fb840c19ae4

  • SHA1

    cd0f8a58e4c47ece9ae9bb4bb4df5831a8714e55

  • SHA256

    8ee8b8c8a0c38af1e40ab4bc5eb7979f9e5771c0b043d682fc70d302bc0800eb

  • SHA512

    999bb60b3b350146f625bde24d20efaacb0a001f9517d8a6e10d01520cd75054c73fa6147961153deb075d929f9815736c18bf9e38f71355b6749b4e69abcf7d

  • SSDEEP

    98304:427d+Bg5T7I7Guy6DronwhprKUG0DGFovT6+q:7d+BmZuTF+926P

Malware Config

Targets

    • Target

      8ee8b8c8a0c38af1e40ab4bc5eb7979f9e5771c0b043d682fc70d302bc0800eb

    • Size

      4.0MB

    • MD5

      32abee7170ba293ccc198fb840c19ae4

    • SHA1

      cd0f8a58e4c47ece9ae9bb4bb4df5831a8714e55

    • SHA256

      8ee8b8c8a0c38af1e40ab4bc5eb7979f9e5771c0b043d682fc70d302bc0800eb

    • SHA512

      999bb60b3b350146f625bde24d20efaacb0a001f9517d8a6e10d01520cd75054c73fa6147961153deb075d929f9815736c18bf9e38f71355b6749b4e69abcf7d

    • SSDEEP

      98304:427d+Bg5T7I7Guy6DronwhprKUG0DGFovT6+q:7d+BmZuTF+926P

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

2
T1012

System Information Discovery

1
T1082

Command and Control

Web Service

1
T1102

Tasks