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
C:\Windows\SysWOW64\240658812.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\\240658812.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

4584 look2.exe
220 svchcst.exe
Loads dropped DLL 3 IoCs

Processes:

look2.exesvchost.exesvchcst.exe

pid process

4584 look2.exe
5024 svchost.exe
220 svchcst.exe

pid	process
4584	look2.exe
220	svchcst.exe

pid	process
4584	look2.exe
5024	svchost.exe
220	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240658812.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:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.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
5020	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
5020	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exesvchost.exe

description	pid	process	target process
PID 5020 wrote to memory of 4584	5020	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 5020 wrote to memory of 4584	5020	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 5020 wrote to memory of 4584	5020	7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe	look2.exe
PID 5024 wrote to memory of 220	5024	svchost.exe	svchcst.exe
PID 5024 wrote to memory of 220	5024	svchost.exe	svchcst.exe
PID 5024 wrote to memory of 220	5024	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe
"C:\Users\Admin\AppData\Local\Temp\7c0eb2732c569e8cf700cc0e14c0feb4b14fe082120709a4e44c48926096dfed.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5020

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:4584

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:412

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:5024

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\240658812.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:220

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3488 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
1⤵
PID:1732

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
C:\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
C:\Windows\SysWOW64\240658812.bat

Filesize
51KB

MD5
8878044b4a6011537ccd44f7bac719e9

SHA1
c5e1a29e3752e3d888628161ff71e221cdc15f87

SHA256
3608bd0102bb76865971ace2dde3e98dc782f7a7ae9787dd81586fb00b23f083

SHA512
50da269b3013837cd6b0c500e988d336e85c86048f860bb4ba7f9d37095117fb16742e558cb8c6ce256fe626039c0482f8fbd9082bca6b979c3b8d28bd569d9c

Download Submit
C:\Windows\SysWOW64\svchcst.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads