gh0strat | 80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4

General

Target

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe
Size

1.1MB
MD5

ed82af42d1ab0689550a944b491cc741
SHA1

d2c34187ed9d47f97f10e41301f5bfca59f37335
SHA256

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4
SHA512

4f7884873a39ca737bba04da79550f173265403063eaf031f0ccb9a5a45e81fbb291d5a920a57daa9ece35749c01137a87616563dc67a2992d52fbcb59cb98df
SSDEEP

24576:rYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnayzmXAP6LBv:rYREXSVMDi33PmBv

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259397588.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\\259397588.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

1744 look2.exe
2696 svchcst.exe
Loads dropped DLL 5 IoCs

Processes:

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exelook2.exesvchost.exesvchcst.exe

pid process

2100 80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe
1744 look2.exe
2512 svchost.exe
2512 svchost.exe
2696 svchcst.exe

pid	process
1744	look2.exe
2696	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\259397588.bat	look2.exe

Drops file in Program Files directory 1 IoCs

Processes:

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.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:

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe

pid	process
2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe
2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exesvchost.exe

description	pid	process	target process
PID 2100 wrote to memory of 1744	2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe	look2.exe
PID 2100 wrote to memory of 1744	2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe	look2.exe
PID 2100 wrote to memory of 1744	2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe	look2.exe
PID 2100 wrote to memory of 1744	2100	80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe	look2.exe
PID 2512 wrote to memory of 2696	2512	svchost.exe	svchcst.exe
PID 2512 wrote to memory of 2696	2512	svchost.exe	svchcst.exe
PID 2512 wrote to memory of 2696	2512	svchost.exe	svchcst.exe
PID 2512 wrote to memory of 2696	2512	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe
"C:\Users\Admin\AppData\Local\Temp\80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100

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:1744

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2980

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:2512

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259397588.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2696

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
1.1MB

MD5
ed82af42d1ab0689550a944b491cc741

SHA1
d2c34187ed9d47f97f10e41301f5bfca59f37335

SHA256
80a7a67ec7a406aa9907adf727c8ce3dd6a20f66ed00e775c1d53f7e67e08fc4

SHA512
4f7884873a39ca737bba04da79550f173265403063eaf031f0ccb9a5a45e81fbb291d5a920a57daa9ece35749c01137a87616563dc67a2992d52fbcb59cb98df

Download Submit
\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259397588.bat

Filesize
51KB

MD5
d515eb18c4203275060438b0342e61ca

SHA1
521a6af60d7faf553d08cf24b33993d679c9e7b3

SHA256
26cd6031693d518d6cb678937a945f8d28212a116321ba803666f25988f30071

SHA512
2ad4f168fa04608e8cdc5f8c26c932b442c0bb42e7945dccb1b144a08da13823df16440c31401e9491c22950231eeb73541dc689d3f215f8be0ca6a2cf285602

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