gh0strat | e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6

General

Target

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
Size

4.6MB
MD5

38be00721ea70e68a7592a736b591fce
SHA1

10d0efe13f3e2644086018d7342d878c3c8504a0
SHA256

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6
SHA512

3790bded9587b02aeafd80efa66de33ead69de9b2a9322f8c5bafab53af8d7f2f7f516d04c3c21ac6fca2f40916e232379c9d68bb95c1cdb6fcb25b011230951
SSDEEP

49152:xYREXSVMDi3d5bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PL:u2SVMD83bXsPN5kiQaZ56

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259394843.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\\259394843.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exesvchcst.exe

pid process

2348 look2.exe
2012 HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2564 svchcst.exe

pid	process
2348	look2.exe
2012	HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2564	svchcst.exe

Loads dropped DLL 6 IoCs

Processes:

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exelook2.exesvchost.exesvchcst.exe

pid	process
2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2348	look2.exe
2356	svchost.exe
2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2356	svchost.exe
2564	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\259394843.bat	look2.exe

Drops file in Program Files directory 1 IoCs

Processes:

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

pid process

2184 e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

pid	process
2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exesvchost.exe

description	pid	process	target process
PID 2184 wrote to memory of 2348	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	look2.exe
PID 2184 wrote to memory of 2348	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	look2.exe
PID 2184 wrote to memory of 2348	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	look2.exe
PID 2184 wrote to memory of 2348	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	look2.exe
PID 2184 wrote to memory of 2012	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
PID 2184 wrote to memory of 2012	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
PID 2184 wrote to memory of 2012	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
PID 2184 wrote to memory of 2012	2184	e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe	HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
PID 2356 wrote to memory of 2564	2356	svchost.exe	svchcst.exe
PID 2356 wrote to memory of 2564	2356	svchost.exe	svchcst.exe
PID 2356 wrote to memory of 2564	2356	svchost.exe	svchcst.exe
PID 2356 wrote to memory of 2564	2356	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
"C:\Users\Admin\AppData\Local\Temp\e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2184

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:2348

C:\Users\Admin\AppData\Local\Temp\HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
C:\Users\Admin\AppData\Local\Temp\HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
2⤵
- Executes dropped EXE
PID:2012

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2352

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:2356

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259394843.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2564

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\HD_X.dat
Filesize
1.5MB

MD5
aeb00392267af9d8178638284840817e

SHA1
fef40866254fdc46a816e0c1f844acacb0638da5

SHA256
db35bb8a993a24f3189a8174f20b2a21ef45bd11794ae454506de82abb0337c3

SHA512
0d6af3fd7987132d8bd9786baf1eae3b327a484635514d732f6aee151ed090bdbfa209f15a1de054805481fdd136e072ed47bdf0dd484568eeb6e3d95fabacfe

Download Submit
\Users\Admin\AppData\Local\Temp\HD_e63a40126b75367d2bec76e14145d7e4bee409c33c73660c4eeb6c4b1d9ffcf6.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259394843.bat
Filesize
51KB

MD5
c4502d780b014b531150e5f9489abfe2

SHA1
a9f3e7daddd62c54cf07a7fc2c8793d2ecca5845

SHA256
96280764018ac562beff8dbd5d408d12ce8259f69246bb93037662ef6983b30e

SHA512
3d7a3fb752bf15382d82e6f41b3a5bf07d9e90d2e49adce958084ba16a92603bd75e5a1739ddff39c8251079557f42156ade3385862942fbe2ead84423776c2c

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 Enterprise v15

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Downloads