Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 02:32
Static task
static1
Behavioral task
behavioral1
Sample
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe
Resource
win10v2004-20240426-en
General
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Target
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe
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Size
1.4MB
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MD5
f8b6e83f0f352f14a231c977b3177efc
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SHA1
68618f6c35b9e1022475279c805d7efd94a0c653
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SHA256
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8
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SHA512
64603698f5b99950c85273ab7ce9bfc0351342ef9a748cfd15151cbac770b38b20c0b5698bc5235fff873870cb0c07d19d90732b78859313a69ee4ac67535b7e
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SSDEEP
24576:JYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnOyzik:JYREXSVMDi3Ik
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259396902.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\\259396902.bat" look2.exe -
Executes dropped EXE 2 IoCs
Processes:
look2.exesvchcst.exepid process 820 look2.exe 2728 svchcst.exe -
Loads dropped DLL 5 IoCs
Processes:
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exelook2.exesvchost.exesvchcst.exepid process 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe 820 look2.exe 2672 svchost.exe 2672 svchost.exe 2728 svchcst.exe -
Drops file in System32 directory 4 IoCs
Processes:
look2.exesvchost.exedescription 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\259396902.bat look2.exe -
Drops file in Program Files directory 1 IoCs
Processes:
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exedescription ioc process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.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:
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exepid process 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exesvchost.exedescription pid process target process PID 2148 wrote to memory of 820 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe look2.exe PID 2148 wrote to memory of 820 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe look2.exe PID 2148 wrote to memory of 820 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe look2.exe PID 2148 wrote to memory of 820 2148 d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe look2.exe PID 2672 wrote to memory of 2728 2672 svchost.exe svchcst.exe PID 2672 wrote to memory of 2728 2672 svchost.exe svchcst.exe PID 2672 wrote to memory of 2728 2672 svchost.exe svchcst.exe PID 2672 wrote to memory of 2728 2672 svchost.exe svchcst.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe"C:\Users\Admin\AppData\Local\Temp\d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2148 -
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
PID:820
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "svchcst"1⤵PID:1780
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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
PID:2672 -
C:\Windows\SysWOW64\svchcst.exeC:\Windows\system32\svchcst.exe "c:\windows\system32\259396902.bat",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2728
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
1.4MB
MD5f8b6e83f0f352f14a231c977b3177efc
SHA168618f6c35b9e1022475279c805d7efd94a0c653
SHA256d572c6d00f33688c53590d68e20154dc1ec8269e71ac2bee8e579da4e0947fe8
SHA51264603698f5b99950c85273ab7ce9bfc0351342ef9a748cfd15151cbac770b38b20c0b5698bc5235fff873870cb0c07d19d90732b78859313a69ee4ac67535b7e
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\Users\Admin\AppData\Local\Temp\look2.exeFilesize
337KB
MD52f3b6f16e33e28ad75f3fdaef2567807
SHA185e907340faf1edfc9210db85a04abd43d21b741
SHA25686492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
SHA512db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4
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\Windows\SysWOW64\259396902.batFilesize
51KB
MD5dae74604117816f3ffd4c3bcc470e3ea
SHA1d7548ff84eaa945fc2fb373c7f1dcb7ddce2600d
SHA256dca63fef80e97fdf06bdb93bb8b6e8cdff58ff4f8633dc0de8664aa243a165fe
SHA512fdda3b7bb698a3817189e95fe90bfe324f50b026bb621fabdc12596533d6998139fbaf7901a8ad0fba1cca4da3d4498103eea755de281576a4bc8248e2af3440
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\Windows\SysWOW64\svchcst.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d