gh0strat | 62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f

General

Target

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
Size

2.6MB
MD5

5be0fa6b59e520c054f98283f22cb490
SHA1

edb50c9e08c3af4d4e0bc9c7dfcd74e76917f5bc
SHA256

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f
SHA512

d557370825de3f9871e101cbcb48044d06408c21e10118fea7d8f187582420af424327780536ec679dea0867728a0b83d4396f869f797706a592a67666bafb1c
SSDEEP

24576:4YFbkIsaPiXSVnC7Yp9zkNmZG8RRlnSyz+IfWlNtDOw5TkrB+Dgmem1qenB:4YREXSVMDi3IRtDBi9+DemcenB

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259395077.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\\259395077.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exesvchcst.exe

pid process

1676 look2.exe
2092 HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
2708 svchcst.exe

pid	process
1676	look2.exe
2092	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
2708	svchcst.exe

Loads dropped DLL 14 IoCs

Processes:

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exelook2.exesvchost.exeWerFault.exesvchcst.exe

pid	process
824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
1676	look2.exe
2336	svchost.exe
824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
2296	WerFault.exe
2296	WerFault.exe
2296	WerFault.exe
2296	WerFault.exe
2296	WerFault.exe
2296	WerFault.exe
2296	WerFault.exe
2336	svchost.exe
2708	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
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
File created	C:\Windows\SysWOW64\259395077.bat	look2.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2296 2092 WerFault.exe HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe

pid process

824 62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe

pid	pid_target	process	target process
2296	2092	WerFault.exe	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe

pid	process
824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exeHD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exesvchost.exe

description	pid	process	target process
PID 824 wrote to memory of 1676	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	look2.exe
PID 824 wrote to memory of 1676	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	look2.exe
PID 824 wrote to memory of 1676	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	look2.exe
PID 824 wrote to memory of 1676	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	look2.exe
PID 824 wrote to memory of 2092	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
PID 824 wrote to memory of 2092	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
PID 824 wrote to memory of 2092	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
PID 824 wrote to memory of 2092	824	62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
PID 2092 wrote to memory of 2296	2092	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	WerFault.exe
PID 2092 wrote to memory of 2296	2092	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	WerFault.exe
PID 2092 wrote to memory of 2296	2092	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	WerFault.exe
PID 2092 wrote to memory of 2296	2092	HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe	WerFault.exe
PID 2336 wrote to memory of 2708	2336	svchost.exe	svchcst.exe
PID 2336 wrote to memory of 2708	2336	svchost.exe	svchcst.exe
PID 2336 wrote to memory of 2708	2336	svchost.exe	svchcst.exe
PID 2336 wrote to memory of 2708	2336	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
"C:\Users\Admin\AppData\Local\Temp\62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:824

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:1676

C:\Users\Admin\AppData\Local\Temp\HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
C:\Users\Admin\AppData\Local\Temp\HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 176
3⤵
- Loads dropped DLL
- Program crash
PID:2296

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1632

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:2336

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259395077.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2708

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

\Users\Admin\AppData\Local\Temp\HD_62c838f5e7cab9c3418ca55b908734ef6c673a3f0f3d7da0584f9215144ba15f.exe
Filesize
1.1MB

MD5
ccac58c65e9c6e41b3ff3cfb9c0076a1

SHA1
57993bb5ff5e8eeb07c638fe007211bd48085bd5

SHA256
b54023b8f7f6cc79eab4040098984fe2a935e1d2dea37c11bc7649d0cb6b2aba

SHA512
005c78aa229b25b2e185afac8d52c3a78b08f5b3648c75fbf9c2a31260ff08c9dcdb3e2d2a408c35853c8aa6aedbd83076289373f92a4f5ac5c0dc3d200e0be0

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259395077.bat
Filesize
51KB

MD5
62ab2e8b7a75ecf6c2ae83d244011cff

SHA1
62d56968e832fed4dc848ff8ead9d1acfb06e6ba

SHA256
af1ede25d69ea31fd17d42fbdd79fc3f4d8242017cc87a29c2ef7e641a982600

SHA512
f21f050f44d1b0cb7d8561e07bed6f19a171932f8cbed2ea217de0aae861205ff95d14968253a9a55a28f77c30b4fa9b1bfc9e27e8b7759fb591cf5e6caabc3f

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

Replay Monitor

Loading Replay Monitor...

Downloads