gh0strat | 7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed

General

Target

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
Size

1.2MB
MD5

bce258b763c591ef6f02e070630c9d60
SHA1

9c5bc58bb7d9b5136bbfbd83b24852db756e3eee
SHA256

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed
SHA512

92a2b4882efde8561f19b4c85177138999e59abced94f107af23f95aadad71d0615be6fe65f3a3e55b4bf6f0b7a3e4ffed3d2f60abab2a0dd3e7320f3a2a7871
SSDEEP

24576:5YFbkIsaPiXSVnC7Yp9zkNmZG8RRln1yze:5YREXSVMDi3X

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259399913.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\\259399913.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

1908 look2.exe
2644 svchcst.exe
Loads dropped DLL 5 IoCs

Processes:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exelook2.exesvchost.exesvchcst.exe

pid process

2956 7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
1908 look2.exe
2132 svchost.exe
2132 svchost.exe
2644 svchcst.exe

pid	process
1908	look2.exe
2644	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

svchost.exelook2.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File created	C:\Windows\SysWOW64\259399913.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

Processes:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

pid	process
2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exesvchost.exe

description	pid	process	target process
PID 2956 wrote to memory of 1908	2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 2956 wrote to memory of 1908	2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 2956 wrote to memory of 1908	2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 2956 wrote to memory of 1908	2956	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 2132 wrote to memory of 2644	2132	svchost.exe	svchcst.exe
PID 2132 wrote to memory of 2644	2132	svchost.exe	svchcst.exe
PID 2132 wrote to memory of 2644	2132	svchost.exe	svchcst.exe
PID 2132 wrote to memory of 2644	2132	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
"C:\Users\Admin\AppData\Local\Temp\7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2956

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:1908

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2124

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:2132

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259399913.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2644

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.2MB

MD5
bce258b763c591ef6f02e070630c9d60

SHA1
9c5bc58bb7d9b5136bbfbd83b24852db756e3eee

SHA256
7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed

SHA512
92a2b4882efde8561f19b4c85177138999e59abced94f107af23f95aadad71d0615be6fe65f3a3e55b4bf6f0b7a3e4ffed3d2f60abab2a0dd3e7320f3a2a7871

Download Submit
\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259399913.bat

Filesize
51KB

MD5
97e93c929996a5ebf2c25c9982d3754d

SHA1
92e07de99691dd6b8e1c7bc2e3e4ecf07036aea2

SHA256
e75040dbde16b6125a73140b18d92698bc697373633c461ff91077a679bf5e3d

SHA512
14fe084105cf17f562efaca634ad79aebb6ab3806b5d01ff17bf85daacdbef4a7340889413043df5fe9a77c3493c031dd4b2c642175d4dfdc423ca27a88ddc87

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 Enterprise v15

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Downloads