gh0strat | 9b027d471cc9648e9b97f58f10ce2979a17fbd7852b2e0400b66c14d489194d0

General

Target
2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe
Size 24.6MB
Sample261028-p7fkwsds2j
SHA256 9b027d471cc9648e9b97f58f10ce2979a17fbd7852b2e0400b66c14d489194d0
MD5 3a1ceeb6777419ce4b531a1077a6af2d
SHA1 9cc738f6e53802c35eecca9e2f0a080db85047d0
SHA512 14638a16a2464410c6378def3d5be7156a7dbae0a53b74ef205d3c709df26b2f210d3c86b10659ccfdeeed51e985f68f7d58911688430d76ff789fd9af98e215
SSDEEP 6144:PiErnWeWKlVCjpWSlH9Ho9v7RFbfBaSuGFi1nnnnnnnnnnnnnGk:fWbuYzlHJo9vVFbfBjuGtk
TLSH
T170475B1CFAB28467E469467DA09D4A3BB68F0FF427C9F0FB9589BBD846E13052135138
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

bootkit defense_evasion discovery gh0strat persistence rat

Malware Config

Signatures

Family: Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0004000000000439-8.dat	family_gh0strat

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4024	khgmnjhxel

Executes dropped EXE 1 IoCs

pid	Process
4024	khgmnjhxel

Loads dropped DLL 1 IoCs

pid	Process
1052	svchost.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\exjfswvcct	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\NETMEE~1\iywkh.biz	khgmnjhxel

Enumerates video capture drivers 2 TTPs 1 IoCs

Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

discovery defense_evasion

Peripheral Device Discovery

T1120

Video Capture

T1125

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	khgmnjhxel
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	svchost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1052	svchost.exe
1052	svchost.exe
1052	svchost.exe
1052	svchost.exe
1052	svchost.exe
1052	svchost.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeRestorePrivilege	4024	khgmnjhxel
Token: SeBackupPrivilege	4024	khgmnjhxel
Token: SeBackupPrivilege	4024	khgmnjhxel
Token: SeRestorePrivilege	4024	khgmnjhxel
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeRestorePrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeSecurityPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeSecurityPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeBackupPrivilege	1052	svchost.exe
Token: SeRestorePrivilege	1052	svchost.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 4024	4144	2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4144
- \??\c:\users\admin\appdata\local\khgmnjhxel
  "C:\Users\Admin\AppData\Local\Temp\2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe"a -sc:\users\admin\appdata\local\temp\2026-10-28_3a1ceeb6777419ce4b531a1077a6af2d_elex_gh0st-rat_wannacry.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4024

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "netsvcs" -s FASTUSERSWITCHINGCOMPATIBILITY
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Enumerates video capture drivers
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1052

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k "netsvcs"
1⤵
PID:3356

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Video Capture

1

T1125

Command and Control

Exfiltration

Impact

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Downloads

khgmnjhxel

Path C:\Users\Admin\AppData\Local\khgmnjhxel
Size 24.6MB
SHA256 fa7b7281baa366c183e5a4876956af9d5722f6d899dfa6a5d54e327a2750157a
MD5 8a1f9eec0bedffb03ba7cc25212e16af
SHA1 357be54860719b0ae1733a0d21f802310ebfa59d
SHA512 1a24541757692bf720dd1a15c5a4cfe09401173332a575d454d7f64874737e44bf8e1d493d8a2a0dba9a52e5559bd891883d3836e8efc340e25c1763ac4584ac
SSDEEP 6144:CiErnWeWKlVCjpWSlH9Ho9v7RFbfBaSuGFi1nnnnnnnnnnnnnGR:uWbuYzlHJo9vVFbfBjuGtR
TLSH
T127475B1CFAB28467E469467DA09D4A3BB68F0FF427C9F0FB9589BBD846E13052135138
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

iywkh.biz

Path \??\c:\progra~2\netmee~1\iywkh.biz
Size 1.6MB
SHA256 e26cdd9254f45b85d342388cee3c53739acc40aec33becbeb00158ec72caa78f
MD5 323d933a049ea4c5c08dbbe7740b523f
SHA1 609e13bbfdfebf1797137d7f85d5d0ee39f8a746
SHA512 ea0e9d4e70f923efb6cf0c7b30aa18317d93601bc7c7cf94ee8fe708cfb0f07d0b07bc2eec165d445c50d38076e38101ff3909a97f67d5028cb12d863244c269
SSDEEP 3072:5Hhxy0eZlXpMoIr86y7PCDjkrUZXse841dnTBftUT1nAnoe1:5G/pMoIr8Va60sXAdnTBlUBnAnB
TLSH
T19D75FB0E31D44C5C6D1D813F0D8D0DDBEA8C7D60C3B5E12DAF4988F4AAB6D864B2669E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads