gh0strat | f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7

General

Target

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
Size

12.9MB
MD5

d4941233299fe726ff9923e4401fc257
SHA1

9c3e1d96f5a85d8ccb0d2aa654c8434cfbb9a62e
SHA256

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7
SHA512

39809f26d5fbc46ef5438ec084237a550a300d2105ed81345527278880a0711cf5661d65395c4874765936b507092a6670b08ec37793a4762ad4725c16c8cc35
SSDEEP

196608:bz5bAxEXHRN8r1jKe6LKi3CkPPxXRML8AeblmRUewVEau7F6:v5bAxEXgZme6RykXFhTbAeEb6

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259398041.bat	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

T1547.001

Modify Registry

T1112

Processes:

look2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259398041.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exesvchcst.exe

pid process

2052 look2.exe
2592 HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2608 svchcst.exe

pid	process
2052	look2.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2608	svchcst.exe

Loads dropped DLL 6 IoCs

Processes:

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exelook2.exesvchost.exesvchcst.exe

pid	process
2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2052	look2.exe
1376	svchost.exe
2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
1376	svchost.exe
2608	svchcst.exe

Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Processes:

HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

description ioc process

File opened (read-only) \??\F: HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

description	ioc	process
File opened (read-only)	\??\F:	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259398041.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exeHD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

pid	process
2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exeHD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

pid	process
2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2592	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exesvchost.exe

description	pid	process	target process
PID 2292 wrote to memory of 2052	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	look2.exe
PID 2292 wrote to memory of 2052	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	look2.exe
PID 2292 wrote to memory of 2052	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	look2.exe
PID 2292 wrote to memory of 2052	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	look2.exe
PID 2292 wrote to memory of 2592	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
PID 2292 wrote to memory of 2592	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
PID 2292 wrote to memory of 2592	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
PID 2292 wrote to memory of 2592	2292	f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe	HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
PID 1376 wrote to memory of 2608	1376	svchost.exe	svchcst.exe
PID 1376 wrote to memory of 2608	1376	svchost.exe	svchcst.exe
PID 1376 wrote to memory of 2608	1376	svchost.exe	svchcst.exe
PID 1376 wrote to memory of 2608	1376	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
"C:\Users\Admin\AppData\Local\Temp\f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2292

C:\Users\Admin\AppData\Local\Temp\look2.exe
C:\Users\Admin\AppData\Local\Temp\\look2.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2052

C:\Users\Admin\AppData\Local\Temp\HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
C:\Users\Admin\AppData\Local\Temp\HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
2⤵
- Executes dropped EXE
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2592

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2724

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259398041.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\HD_f846700167cb0019a953576fac6ba2efd5ad146c9ae2d919b85f94e2a2b360b7.exe
Filesize
11.8MB

MD5
4ef9002d7399faab7bf5600eca4e63c9

SHA1
60e985bcfa5e445d5515346ea10a9be654aa630f

SHA256
2c42eff2a6693b9059eaf428528d82cb6991b4e0cd4375640e438d4dc7376a58

SHA512
3e458b6274ce53a00687416905f3da703ec80c3e96e35253517bfc4d2d71a979e08ad85bd7ba8c6ade53202f6a881852e1c1dec2e059ba6dde1be2817bf4a8af

Download Submit
\Users\Admin\AppData\Local\Temp\look2.exe
Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259398041.bat
Filesize
51KB

MD5
814078ae295f2d8cc4d5a94a4236ad8a

SHA1
d2f86f3054f5f482f8c7576c41a8570189a60c6b

SHA256
f103db863966cd3da8e67ba39571ca739fee094044c51ad580072d1de333b6b0

SHA512
3abedcd9628a1c67be0fbfd21b40b324045e3ef7cf26c2945e0cf158145f8786916e0dfb912e4d9cd273675d773f6136f98ffc4f305fa67befd5c5ec89416f3d

Download Submit
\Windows\SysWOW64\svchcst.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2292-19-0x0000000004950000-0x000000000502C000-memory.dmp

Filesize
6.9MB

Download
memory/2292-37-0x0000000004950000-0x000000000502C000-memory.dmp

Filesize
6.9MB

Download
memory/2592-20-0x0000000000400000-0x0000000000ADC000-memory.dmp

Filesize
6.9MB

Download
memory/2592-23-0x00000000777B0000-0x00000000777B1000-memory.dmp

Filesize
4KB

Download
memory/2592-21-0x00000000777B0000-0x00000000777B1000-memory.dmp

Filesize
4KB

Download
memory/2592-27-0x0000000077050000-0x0000000077051000-memory.dmp

Filesize
4KB

Download
memory/2592-38-0x0000000000400000-0x0000000000ADC000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads