gh0strat | dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817

General

Target

dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Size

176KB
MD5

03c856ff9f8d8e412e9414e58a1cec4e
SHA1

714ebb71e273deda6a078bf3a77f1216b4049f64
SHA256

dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817
SHA512

9265292e1c36b2283fb615785467f2df93fbdd49c6b2890c25797db649d427d0517bd674049e37b66e09a8f28d66ebe3fa45764fff24a4426471035fcc26805f
SSDEEP

3072:ncYcYKEzcW526y6hs6PhwtqrorsVlkTEIcy1O4F3JhMWIknqX5d+vIjc8UW:ncBYKEz557e2VroYoTU4JOWnS5d+v0cu

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/files/0x000e00000001230f-54.dat	family_gh0strat
behavioral1/files/0x000e00000001230f-55.dat	family_gh0strat
behavioral1/files/0x000e00000001230f-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	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe

Deletes itself 1 IoCs

pid	Process
1540	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
1340	svchost.exe
1540	rundll32.exe

Drops file in Windows directory 3 IoCs

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

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe
1340	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	2036	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Token: SeRestorePrivilege	2036	dc747b7e53b591ae8a6936cc33a764510b95f15fa50bc08f207cc509b3256817.exe
Token: SeDebugPrivilege	1340	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27
PID 1340 wrote to memory of 1540	1340	svchost.exe	27

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:2036

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:1340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "c:\windows\system32\winnie.cmd",EASTNOD Rspdates Apxplicatioan
  2⤵
  - Deletes itself
  - Loads dropped DLL
  PID:1540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

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
81946514dc04a1a1a2d0b63940e844ab

SHA1
9d0af2a62f31a9d40a4ac25e12ace6f75865277f

SHA256
84f494e4b9c3a1c65b4ae6521761c0fc1754319da81bea194f4644aa9a7f50b6

SHA512
dfd3695c0bd7535b417cff0179bd59d290ca3c686033c1e5d9fd82a4ac7b6f7e4b9dec53ea6438cfd6f3f8d78ba98ef88b880efd3fab837cf5da0461f6ebd57c

Download Submit
\Windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
81946514dc04a1a1a2d0b63940e844ab

SHA1
9d0af2a62f31a9d40a4ac25e12ace6f75865277f

SHA256
84f494e4b9c3a1c65b4ae6521761c0fc1754319da81bea194f4644aa9a7f50b6

SHA512
dfd3695c0bd7535b417cff0179bd59d290ca3c686033c1e5d9fd82a4ac7b6f7e4b9dec53ea6438cfd6f3f8d78ba98ef88b880efd3fab837cf5da0461f6ebd57c

Download Submit
\Windows\SysWOW64\winnie.cmd

Filesize
1.1MB

MD5
81946514dc04a1a1a2d0b63940e844ab

SHA1
9d0af2a62f31a9d40a4ac25e12ace6f75865277f

SHA256
84f494e4b9c3a1c65b4ae6521761c0fc1754319da81bea194f4644aa9a7f50b6

SHA512
dfd3695c0bd7535b417cff0179bd59d290ca3c686033c1e5d9fd82a4ac7b6f7e4b9dec53ea6438cfd6f3f8d78ba98ef88b880efd3fab837cf5da0461f6ebd57c

Download Submit
memory/1340-56-0x0000000076151000-0x0000000076153000-memory.dmp

Filesize
8KB

Download

Analysis

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