General

  • Target

    0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe

  • Size

    4.1MB

  • Sample

    240724-py3daszamh

  • MD5

    21df1d8ce909a600068e621884320c3f

  • SHA1

    69cec71bbe2902683cfb90dc5dcddc90de9606a7

  • SHA256

    328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d

  • SHA512

    714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901

  • SSDEEP

    98304:Ox34CiKzvjm7SLtMZTm7LASnwWEuCSeZHe31O6Y/qHYq9Pe:OB4yzvjmEtMf+wT3Us6Y/qHYK

Malware Config

Targets

    • Target

      0dac8a3fe3c63611b49db21b2756b781cc4c9117c64007e0c23e6d3e7ca9ee49_dump.exe

    • Size

      4.1MB

    • MD5

      21df1d8ce909a600068e621884320c3f

    • SHA1

      69cec71bbe2902683cfb90dc5dcddc90de9606a7

    • SHA256

      328af6e2b02c62db3b533a84e0b403d1c99f682bdff7ef0941d711d4d607501d

    • SHA512

      714d4b440cd97b8c12afdb06c894bc3ad891823a712d347ca68479bce33f5042d4a80137a986cf12949d802757111d21e0761f96d51f7ccb828f40a6f9d23901

    • SSDEEP

      98304:Ox34CiKzvjm7SLtMZTm7LASnwWEuCSeZHe31O6Y/qHYq9Pe:OB4yzvjmEtMf+wT3Us6Y/qHYK

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • 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 v13

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

4
T1562

Disable or Modify Tools

2
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Tasks