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
\Windows\SysWOW64\259401286.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\\259401286.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

2380 look2.exe
2588 svchcst.exe
Loads dropped DLL 5 IoCs

Processes:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exelook2.exesvchost.exesvchcst.exe

pid process

2988 e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
2380 look2.exe
3024 svchost.exe
3024 svchost.exe
2588 svchcst.exe

pid	process
2380	look2.exe
2588	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259401286.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:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\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
2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exesvchost.exe

description	pid	process	target process
PID 2988 wrote to memory of 2380	2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 2988 wrote to memory of 2380	2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 2988 wrote to memory of 2380	2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 2988 wrote to memory of 2380	2988	e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe	look2.exe
PID 3024 wrote to memory of 2588	3024	svchost.exe	svchcst.exe
PID 3024 wrote to memory of 2588	3024	svchost.exe	svchcst.exe
PID 3024 wrote to memory of 2588	3024	svchost.exe	svchcst.exe
PID 3024 wrote to memory of 2588	3024	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe
"C:\Users\Admin\AppData\Local\Temp\e0677a4867c1cd8a35e48b8c33ee4bebf4de93cd6f47d90e084a6b3413438095.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2988

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:2380

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2648

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:3024

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259401286.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2588

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259401286.bat
Filesize
51KB

MD5
926267ee2a174c27693bbf3668d964d6

SHA1
94b736bb475ea654ffd8fc85884e9e5e9f3c8d55

SHA256
7ff6a617f7bfa74e996063b2da986c4aef2efe570a967a2154e05fb54c369db4

SHA512
cefe6cec22e9c34eb997e793cd3d43bfe6aad0388595451e7d25b471c10fa2562b07c5dda06d7295680c99cb260837471a362b9f30be4d968666259e56634772

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 Matrix ATT&CK v13

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Downloads