gh0strat | dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817

Analysis

max time kernel
151s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2022, 22:09

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General

Target

dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Size

176KB
MD5

03c856ff9f8d8e412e9414e58a1cec4e
SHA1

714ebb71e273deda6a078bf3a77f1216b4049f64
SHA256

dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817
SHA512

9265292e1c36b2283fb615785467f2df93fbdd49c6b2890c25797db649d427d0517bd674049e37b66e09a8f28d66ebe3fa45764fff24a4426471035fcc26805f
SSDEEP

3072:ncYcYKEzcW526y6hs6PhwtqrorsVlkTEIcy1O4F3JhMWIknqX5d+vIjc8UW:ncBYKEz557e2VroYoTU4JOWnS5d+v0cu

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/files/0x000500000001e6d5-132.dat	family_gh0strat
behavioral2/files/0x000500000001e6d5-133.dat	family_gh0strat
behavioral2/files/0x000500000001e6d5-135.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	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe

Loads dropped DLL 2 IoCs

pid	Process
224	svchost.exe
3652	rundll32.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\hfsetemp.ini	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
File created	C:\Windows\Svchost.txt	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
File created	C:\Windows\Svchost.reg	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe
224	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	3952	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Token: SeRestorePrivilege	3952	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Token: SeDebugPrivilege	224	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 3652	224	svchost.exe	86
PID 224 wrote to memory of 3652	224	svchost.exe	86
PID 224 wrote to memory of 3652	224	svchost.exe	86

C:\Users\Admin\AppData\Local\Temp\dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
"C:\Users\Admin\AppData\Local\Temp\dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe"
1⤵
- Sets DLL path for service in the registry
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3952

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:224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "c:\windows\system32\winnie.cmd",EASTNOD Rspdates Apxplicatioan
  2⤵
  - Loads dropped DLL
  PID:3652

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
722e038ef1d221c521ffc304ee5b0889

SHA1
e4d994053598c06bfd2455d003f38d4107e23431

SHA256
46220936f767ad5e8bd8ea19a5f6224551e76013b0000586307a38d056a3bf54

SHA512
04f8be51a1e3bbd3b59aac28accfc3bfbedae33d649b5e4693998e79bea5ecff1299ada0834e30c2aa456eb498631d911105249375d7737139bad9d900c920d5

Download Submit
C:\Windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
722e038ef1d221c521ffc304ee5b0889

SHA1
e4d994053598c06bfd2455d003f38d4107e23431

SHA256
46220936f767ad5e8bd8ea19a5f6224551e76013b0000586307a38d056a3bf54

SHA512
04f8be51a1e3bbd3b59aac28accfc3bfbedae33d649b5e4693998e79bea5ecff1299ada0834e30c2aa456eb498631d911105249375d7737139bad9d900c920d5

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

Filesize
1.1MB

MD5
722e038ef1d221c521ffc304ee5b0889

SHA1
e4d994053598c06bfd2455d003f38d4107e23431

SHA256
46220936f767ad5e8bd8ea19a5f6224551e76013b0000586307a38d056a3bf54

SHA512
04f8be51a1e3bbd3b59aac28accfc3bfbedae33d649b5e4693998e79bea5ecff1299ada0834e30c2aa456eb498631d911105249375d7737139bad9d900c920d5

Download Submit