gh0strat | 9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20

General

Target

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
Size

4.5MB
MD5

e10dce896015c8324416e373461404d5
SHA1

67cd18172fd38be979fb21ddd2eba4da288d5d1f
SHA256

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20
SHA512

4c8044fc84a930d96b1e0229cbb59206f9e8c5bfdf2302df178252633edc014489a352b522f662aae8af58da11b8426fc7960dd3a508835b1810ec9c5e8d24b9
SSDEEP

49152:iYREXSVMDi3RbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PLn:H2SVMD8RbXsPN5kiQaZ56

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259391832.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\\259391832.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exesvchcst.exe

pid process

2224 look2.exe
2680 HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
2504 svchcst.exe

pid	process
2224	look2.exe
2680	HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
2504	svchcst.exe

Loads dropped DLL 6 IoCs

Processes:

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exelook2.exesvchost.exesvchcst.exe

pid	process
1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
2224	look2.exe
2556	svchost.exe
1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
2556	svchost.exe
2504	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259391832.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

Drops file in Program Files directory 1 IoCs

Processes:

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

pid process

1992 9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

pid	process
1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exesvchost.exe

description	pid	process	target process
PID 1992 wrote to memory of 2224	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	look2.exe
PID 1992 wrote to memory of 2224	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	look2.exe
PID 1992 wrote to memory of 2224	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	look2.exe
PID 1992 wrote to memory of 2224	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	look2.exe
PID 1992 wrote to memory of 2680	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
PID 1992 wrote to memory of 2680	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
PID 1992 wrote to memory of 2680	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
PID 1992 wrote to memory of 2680	1992	9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe	HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
PID 2556 wrote to memory of 2504	2556	svchost.exe	svchcst.exe
PID 2556 wrote to memory of 2504	2556	svchost.exe	svchcst.exe
PID 2556 wrote to memory of 2504	2556	svchost.exe	svchcst.exe
PID 2556 wrote to memory of 2504	2556	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
"C:\Users\Admin\AppData\Local\Temp\9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1992

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:2224

C:\Users\Admin\AppData\Local\Temp\HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
C:\Users\Admin\AppData\Local\Temp\HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
2⤵
- Executes dropped EXE
PID:2680

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2948

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:2556

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259391832.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2504

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.4MB

MD5
4f5ab30c2cb5f48a10d6f332815058e3

SHA1
f58723681d2c514dcfea6db62a535d18b7f29355

SHA256
cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29

SHA512
24412038b8596712aa400f2b69e1e0909d47544b11ec466845cef2dcd0fed6d4cdbcda0586b90b08ba194ba4666aa608074e1a7b6cc8de9be82876c08554882c

Download Submit
\Users\Admin\AppData\Local\Temp\HD_9fbb3b567983286b693a17f9655b35837c7ad89efc5b9b6263fa23694b7f2a20.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259391832.bat
Filesize
51KB

MD5
49bdb3be132cf689f4cff1f4dc0d2055

SHA1
4f49fbdbf4ae35e4d74d1c2b28605495ab6c0e57

SHA256
431c5062306bf63ecef1304d18d3d0bb4dabee8158b14c3d4b38a3733eec4a33

SHA512
694eab69e260e432d5fe22c085819148bf4376e1a3b133472f37452c1c626a59ecf91d60db598aa3679fff4be004fcaf1739e2e0b8ca673eb82e92a758a3f29d

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

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads