gh0strat | e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095

General

Target

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
Size

1.4MB
MD5

07d297fe9814c4e1b570995935e315af
SHA1

f884a44492dda2c33ef7339549a5d4776268321e
SHA256

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095
SHA512

7637bcd3e367d226d60c9af2346e4719b580f897bceb2d939ccba24bca7528f2375b6e11b1416703749fa76c3fd037aa86bc27364d1480e8de43f72f96cf7286
SSDEEP

24576:1YFbkIsaPiXSVnC7Yp9zkNmZG8RRlnVyzH5EY:1YREXSVMDi3cEY

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240596609.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\\240596609.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

2532 look2.exe
220 svchcst.exe
Loads dropped DLL 3 IoCs

Processes:

look2.exesvchost.exesvchcst.exe

pid process

2532 look2.exe
3008 svchost.exe
220 svchcst.exe

pid	process
2532	look2.exe
220	svchcst.exe

pid	process
2532	look2.exe
3008	svchost.exe
220	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

svchost.exelook2.exe

description	ioc	process
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File created	C:\Windows\SysWOW64\240596609.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe

Drops file in Program Files directory 1 IoCs

Processes:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.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:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe

pid	process
3056	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
3056	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exesvchost.exe

description	pid	process	target process
PID 3056 wrote to memory of 2532	3056	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 3056 wrote to memory of 2532	3056	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 3056 wrote to memory of 2532	3056	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 3008 wrote to memory of 220	3008	svchost.exe	svchcst.exe
PID 3008 wrote to memory of 220	3008	svchost.exe	svchcst.exe
PID 3008 wrote to memory of 220	3008	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
"C:\Users\Admin\AppData\Local\Temp\e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3056

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:2532

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1684

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:3008

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\240596609.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:220

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\RCX370E.tmp
Filesize
1.4MB

MD5
5008fd864bff3a6ed3d6d758bf617181

SHA1
6f57ddef101d860835b656f1fc36b9771d3de1d8

SHA256
cffe5564d28777c78b9c0586679988b2c2b38a6aa7e1463fd977035e9cd080d5

SHA512
6d906045c6cd95d61551816d848dfa4f8789b2e6358bada47f2201d84f3020c7198cc9b15ed8de53f21abff288bad0f3a967d3389750e3e73ebc038f2d174407

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\240596609.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 Enterprise v15

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Downloads