Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 04:22
Static task
static1
Behavioral task
behavioral1
Sample
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe
Resource
win10v2004-20240508-en
General
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Target
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe
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Size
1.2MB
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MD5
ee541b99f9f160d2714f39db2a39ee21
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SHA1
be1dadc562831116701174b586524beb63b44c04
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SHA256
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd
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SHA512
187476add0620994594d5419f728b9278eb561a0b4d7f762edfd254bb02d5d47e8ef8a2efc77c13ad5de267bee46cf62d9f335a04a8ef861b7b390a470c30d87
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SSDEEP
24576:KYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnhyzfgugEnoSE5GO:KYREXSVMDi3OgEnoSE5p
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
Processes:
resource yara_rule C:\Windows\SysWOW64\240608984.bat family_gh0strat -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
look2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240608984.bat" look2.exe -
Executes dropped EXE 2 IoCs
Processes:
look2.exesvchcst.exepid process 4220 look2.exe 4552 svchcst.exe -
Loads dropped DLL 3 IoCs
Processes:
look2.exesvchost.exesvchcst.exepid process 4220 look2.exe 4660 svchost.exe 4552 svchcst.exe -
Drops file in System32 directory 4 IoCs
Processes:
look2.exesvchost.exedescription ioc process File created C:\Windows\SysWOW64\240608984.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 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exepid process 5032 23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe 5032 23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exesvchost.exedescription pid process target process PID 5032 wrote to memory of 4220 5032 23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe look2.exe PID 5032 wrote to memory of 4220 5032 23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe look2.exe PID 5032 wrote to memory of 4220 5032 23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe look2.exe PID 4660 wrote to memory of 4552 4660 svchost.exe svchcst.exe PID 4660 wrote to memory of 4552 4660 svchost.exe svchcst.exe PID 4660 wrote to memory of 4552 4660 svchost.exe svchcst.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe"C:\Users\Admin\AppData\Local\Temp\23049cfdc6c0256c7637001634a3635b583a3a34c08491c3d65083b98aac05fd.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\look2.exeC:\Users\Admin\AppData\Local\Temp\\look2.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "svchcst"1⤵
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "svchcst"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchcst.exeC:\Windows\system32\svchcst.exe "c:\windows\system32\240608984.bat",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\look2.exeFilesize
337KB
MD52f3b6f16e33e28ad75f3fdaef2567807
SHA185e907340faf1edfc9210db85a04abd43d21b741
SHA25686492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
SHA512db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4
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C:\Windows\SysWOW64\240608984.batFilesize
51KB
MD52def2ac286d3427dd48ffe608c94de88
SHA13ae9b9eaa0be2518b5b0779bed1dd52d72e557e2
SHA2565cab79f91638383993c31f364f01056727ee05abc81af59788cca41bf24580f0
SHA512928f83cd8dcbc9ead2fccba033f641e6c750f6ff319ff863734e7a44f5f3e33ebfcc4a2f69684cf7ff96c7d34e00a453e5be20e09614cdd213e4c51372744751
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C:\Windows\SysWOW64\svchcst.exeFilesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641