gh0strat | 015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28

Analysis

max time kernel
152s
max time network
53s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 18:48

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General

Target

015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
Size

188KB
MD5

68a99ea1ef20e1acac00762aeafdfad6
SHA1

b872796b8e732d24dd60eaeab36b9e79ec4d05ac
SHA256

015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28
SHA512

2cbd169e31fa373670551b5bac1f3f147736f8eea5fba63b2b04aad6efe9c0a217337a59a2f0b17e5de915f36d4c6f57df72789dba010364f1985c6d604bec06
SSDEEP

3072:boWoZusJKTS2eCaf+Tob4Vm1bKFSGDQIKvbBUWiFqX56WdIjcVwOyq:boWoZueK3j+mosf10RbGfFS56Wd0crn

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/files/0x000e000000012315-54.dat	family_gh0strat
behavioral1/files/0x000e000000012315-55.dat	family_gh0strat
behavioral1/files/0x000e000000012315-59.dat	family_gh0strat

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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Rspdates Apxplicatioan\Parameters\ServiceDll	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe

Deletes itself 1 IoCs

pid	Process
1104	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
972	svchost.exe
1104	rundll32.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Svchost.reg	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
File opened for modification	C:\Windows\hfsetemp.ini	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
File created	C:\Windows\Svchost.txt	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe
972	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	240	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
Token: SeRestorePrivilege	240	015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
Token: SeDebugPrivilege	972	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29
PID 972 wrote to memory of 1104	972	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe
"C:\Users\Admin\AppData\Local\Temp\015645b50837942ced50582e3b5164f848287b4e551ff34f30b67bf2c3fb9c28.exe"
1⤵
- Sets DLL path for service in the registry
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:240

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "c:\windows\system32\winnie.cmd",EASTNOD Rspdates Apxplicatioan
  2⤵
  - Deletes itself
  - Loads dropped DLL
  PID:1104

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\c:\windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
23ef6db988ed8808c5d061b17f6d28aa

SHA1
866b003f833be7e30f2515d126108544ca0548dd

SHA256
4406863bde86cfb75dd0d20640ee3cfcfc8a6c5078e448143622ac5856db2688

SHA512
8b4dc7d35f2affe06f0528c822cb6784b101abda8dc680c1acce455914b757f7daf3188f42513f440b2b394e350a01c02d399e02a82beb399c2c69783d4c1115

Download Submit
\Windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
23ef6db988ed8808c5d061b17f6d28aa

SHA1
866b003f833be7e30f2515d126108544ca0548dd

SHA256
4406863bde86cfb75dd0d20640ee3cfcfc8a6c5078e448143622ac5856db2688

SHA512
8b4dc7d35f2affe06f0528c822cb6784b101abda8dc680c1acce455914b757f7daf3188f42513f440b2b394e350a01c02d399e02a82beb399c2c69783d4c1115

Download Submit
\Windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
23ef6db988ed8808c5d061b17f6d28aa

SHA1
866b003f833be7e30f2515d126108544ca0548dd

SHA256
4406863bde86cfb75dd0d20640ee3cfcfc8a6c5078e448143622ac5856db2688

SHA512
8b4dc7d35f2affe06f0528c822cb6784b101abda8dc680c1acce455914b757f7daf3188f42513f440b2b394e350a01c02d399e02a82beb399c2c69783d4c1115

Download Submit
memory/972-56-0x0000000074AB1000-0x0000000074AB3000-memory.dmp

Filesize
8KB

Download