gh0strat | e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7

General

Target

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
Size

4.5MB
MD5

83f930e3015278142aacbb706819f36d
SHA1

cc53fb7c18f32c707850b2bfefe19ab033a6c29b
SHA256

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7
SHA512

7ad621bd05c168dc2ef8520c7c2d0f20c74c32815667607104e856c9284963c7827f509efc498b25cd0dce29078ce3e548068446c08e3e6f51b1c8b3b33726bb
SSDEEP

49152:1YREXSVMDi3cEqbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27z:a2SVMD8cEqbXsPN5kiQaZ56

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240600859.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\\240600859.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exesvchcst.exe

pid process

664 look2.exe
4660 HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
2232 svchcst.exe
Loads dropped DLL 3 IoCs

Processes:

look2.exesvchost.exesvchcst.exe

pid process

664 look2.exe
3056 svchost.exe
2232 svchcst.exe

pid	process
664	look2.exe
4660	HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
2232	svchcst.exe

pid	process
664	look2.exe
3056	svchost.exe
2232	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240600859.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:

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

pid	process
4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

pid	process
4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exesvchost.exe

description	pid	process	target process
PID 4740 wrote to memory of 664	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	look2.exe
PID 4740 wrote to memory of 664	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	look2.exe
PID 4740 wrote to memory of 664	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	look2.exe
PID 4740 wrote to memory of 4660	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
PID 4740 wrote to memory of 4660	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
PID 4740 wrote to memory of 4660	4740	e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe	HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
PID 3056 wrote to memory of 2232	3056	svchost.exe	svchcst.exe
PID 3056 wrote to memory of 2232	3056	svchost.exe	svchcst.exe
PID 3056 wrote to memory of 2232	3056	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
"C:\Users\Admin\AppData\Local\Temp\e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4740

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:664

C:\Users\Admin\AppData\Local\Temp\HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
C:\Users\Admin\AppData\Local\Temp\HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
2⤵
- Executes dropped EXE
PID:4660

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1128

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:3056

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\240600859.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2232

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
07d297fe9814c4e1b570995935e315af

SHA1
f884a44492dda2c33ef7339549a5d4776268321e

SHA256
e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095

SHA512
7637bcd3e367d226d60c9af2346e4719b580f897bceb2d939ccba24bca7528f2375b6e11b1416703749fa76c3fd037aa86bc27364d1480e8de43f72f96cf7286

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_e5a0229023367e7df37335bdcbf1edae0fd6365c8e927d4e82cca346f26cf0b7.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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\240600859.bat
Filesize
51KB

MD5
926267ee2a174c27693bbf3668d964d6

SHA1
94b736bb475ea654ffd8fc85884e9e5e9f3c8d55

SHA256
7ff6a617f7bfa74e996063b2da986c4aef2efe570a967a2154e05fb54c369db4

SHA512
cefe6cec22e9c34eb997e793cd3d43bfe6aad0388595451e7d25b471c10fa2562b07c5dda06d7295680c99cb260837471a362b9f30be4d968666259e56634772

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 Matrix ATT&CK v13

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Downloads