General

  • Target

    ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe

  • Size

    4.1MB

  • Sample

    240520-f9ab8adg74

  • MD5

    212f2dea4e3a578972ddfe0287a97e83

  • SHA1

    5208848ae1ef67df966e9356f0bfaaf8461e4b29

  • SHA256

    ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a

  • SHA512

    0936f55938875fcbc4292049f9532f0d7a8d7d2e8bc3b67eaccf37f43471a2c49781a99768426bd56768585a865b4a6c44dfc344fbd858e664ca9e7d3cb7caa7

  • SSDEEP

    98304:NH+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2o:NH+PiSfw6Rz4ejOEAZ44S5J5ww2o

Malware Config

Targets

    • Target

      ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe

    • Size

      4.1MB

    • MD5

      212f2dea4e3a578972ddfe0287a97e83

    • SHA1

      5208848ae1ef67df966e9356f0bfaaf8461e4b29

    • SHA256

      ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a

    • SHA512

      0936f55938875fcbc4292049f9532f0d7a8d7d2e8bc3b67eaccf37f43471a2c49781a99768426bd56768585a865b4a6c44dfc344fbd858e664ca9e7d3cb7caa7

    • SSDEEP

      98304:NH+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2o:NH+PiSfw6Rz4ejOEAZ44S5J5ww2o

    • 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

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

Scheduled Task/Job

1
T1053

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

Scheduled Task/Job

1
T1053

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

Tasks