windows verified high v1.0.0

gdrv.sys

gdrv.sys is vulnerable to multiple CVEs: CVE-2018-19320, CVE-2018-19322, CVE-2018-19323, CVE-2018-19321. Read/Write Physical memory, read/write to/from IO ports, exposes ring0 memcpy-like functionality, read and write Machine Specific Registers (MSRs). Affected versions: GIGABYTE APP Center v1.05.21 and previous, AORUS GRAPHICS ENGINE v1.33 and previous, XTREME GAMING ENGINE v1.25 and previous, OC GURU II v2.08

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sc.exe create gdrv.sys binPath=C:\windows\temp\gdrv.sys type=kernel && sc.exe start gdrv.sys
sc.exe create gdrv.sys binPath=C:\windows\temp\gdrv.sys type=kernel && sc.exe start gdrv.sys

Sandbox: execFile · Timeout: 30s

Capabilities

security.privilegeescalation.kernel-exploit

Detection

TypeRule / Indicator
yara https://github.com/magicsword-io/LOLDrivers/blob/main/detections/yara/31f4cfb4c71da44120752721103a16512444c13c2ac2d857a7e6f13cb679b427.yara
yara https://github.com/magicsword-io/LOLDrivers/blob/main/detections/yara/ff6729518a380bf57f1bc6f1ec0aa7f3012e1618b8d9b0f31a61d299ee2b4339.yara
sigma https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sigma/driver_load_win_vuln_drivers.yml
sigma https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sigma/driver_load_win_vuln_drivers_names.yml
sysmon https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sysmon/sysmon_config_vulnerable_hashes.xml
sysmon https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sysmon/sysmon_config_vulnerable_hashes_block.xml
yara https://github.com/magicsword-io/LOLDrivers/blob/main/detections/yara/yara-rules_vuln_drivers_strict_renamed.yar
sigma https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sigma/driver_load_win_vuln_drivers.yml
sigma https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sigma/driver_load_win_vuln_drivers_names.yml
sysmon https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sysmon/sysmon_config_vulnerable_hashes.xml
sysmon https://github.com/magicsword-io/LOLDrivers/blob/main/detections/sysmon/sysmon_config_vulnerable_hashes_block.xml

Documentation

examples:

  • description: "Load the kernel driver" command: "sc.exe create gdrv.sys binPath=C:\\windows\\temp\\gdrv.sys type=kernel && sc.exe start gdrv.sys"
  • description: "Exploit the driver for privilege escalation" command: "Exploit.exe --driver gdrv.sys"

gdrv.sys

gdrv.sys is vulnerable to multiple CVEs: CVE-2018-19320, CVE-2018-19322, CVE-2018-19323, CVE-2018-19321. Read/Write Physical memory, read/write to/from IO ports, exposes ring0 memcpy-like functionality, read and write Machine Specific Registers (MSRs). Affected versions: GIGABYTE APP Center v1.05.21 and previous, AORUS GRAPHICS ENGINE v1.33 and previous, XTREME GAMING ENGINE v1.25 and previous, OC GURU II v2.08

Use Case: Elevate privileges, tamper with PPL or system processes

Required Privileges: kernel

MITRE ATT&CK: T1068

Variants: 2 known variants

References