gh0strat | cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29

General

Target

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe
Size

1.4MB
MD5

4f5ab30c2cb5f48a10d6f332815058e3
SHA1

f58723681d2c514dcfea6db62a535d18b7f29355
SHA256

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29
SHA512

24412038b8596712aa400f2b69e1e0909d47544b11ec466845cef2dcd0fed6d4cdbcda0586b90b08ba194ba4666aa608074e1a7b6cc8de9be82876c08554882c
SSDEEP

24576:iYFbkIsaPiXSVnC7Yp9zkNmZG8RRlngyzHiA:iYREXSVMDi3H

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259402783.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\\259402783.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

1620 look2.exe
2380 svchcst.exe
Loads dropped DLL 5 IoCs

Processes:

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exelook2.exesvchost.exesvchcst.exe

pid process

1220 cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe
1620 look2.exe
2520 svchost.exe
2520 svchost.exe
2380 svchcst.exe

pid	process
1620	look2.exe
2380	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259402783.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:

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.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:

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe

pid	process
1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe
1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exesvchost.exe

description	pid	process	target process
PID 1220 wrote to memory of 1620	1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe	look2.exe
PID 1220 wrote to memory of 1620	1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe	look2.exe
PID 1220 wrote to memory of 1620	1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe	look2.exe
PID 1220 wrote to memory of 1620	1220	cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe	look2.exe
PID 2520 wrote to memory of 2380	2520	svchost.exe	svchcst.exe
PID 2520 wrote to memory of 2380	2520	svchost.exe	svchcst.exe
PID 2520 wrote to memory of 2380	2520	svchost.exe	svchcst.exe
PID 2520 wrote to memory of 2380	2520	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe
"C:\Users\Admin\AppData\Local\Temp\cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1220

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:1620

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2956

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:2520

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259402783.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2380

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
4f5ab30c2cb5f48a10d6f332815058e3

SHA1
f58723681d2c514dcfea6db62a535d18b7f29355

SHA256
cf8868488265099f27203aff7ff4881ae8ae383d9086a4b02865223783b69b29

SHA512
24412038b8596712aa400f2b69e1e0909d47544b11ec466845cef2dcd0fed6d4cdbcda0586b90b08ba194ba4666aa608074e1a7b6cc8de9be82876c08554882c

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

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259402783.bat
Filesize
51KB

MD5
ac0eead69d82bf2a697ca41d66590721

SHA1
c3ce96e3fa0d0f3e5801a83aa3c15e6a9974718e

SHA256
e3d8cca7d295092183ceb58c0dacc4ba3147b690578999b2233c908a2a61e1c4

SHA512
09275de5dba6c641b9f4c0570edf26ce311798b0ea6071f34ee4990d613818beffdffdfc780bf7f7aae4e473345166d654c3828d9d6edfc18811accc626065a4

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads