Analysis
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max time kernel
149s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 02:25
Static task
static1
Behavioral task
behavioral1
Sample
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe
Resource
win10v2004-20240508-en
General
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Target
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe
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Size
1.2MB
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MD5
af552700223c39ebbbe7f3cc97b8c45d
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SHA1
2ff6dfb3c1360628f012e3fbbdd641f97f93af43
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SHA256
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500
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SHA512
a9d75666d44d523d111b5bd35e7fc7d765fb5171022e88a653afbb95a5243c3fd1934499e2fe6ad1361a7cff23dd9db7f2b0b205c62a719f530a3fb66b142159
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SSDEEP
24576:8YFbkIsaPiXSVnC7Yp9zkNmZG8RRln/yzJwV:8YREXSVMDi35
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
Processes:
resource yara_rule \Windows\SysWOW64\259396574.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\\259396574.bat" look2.exe -
Executes dropped EXE 2 IoCs
Processes:
look2.exesvchcst.exepid process 1828 look2.exe 2768 svchcst.exe -
Loads dropped DLL 5 IoCs
Processes:
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exelook2.exesvchost.exesvchcst.exepid process 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe 1828 look2.exe 2556 svchost.exe 2556 svchost.exe 2768 svchcst.exe -
Drops file in System32 directory 4 IoCs
Processes:
look2.exesvchost.exedescription ioc process File created C:\Windows\SysWOW64\259396574.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 -
Drops file in Program Files directory 1 IoCs
Processes:
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exedescription ioc process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.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:
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exepid process 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exesvchost.exedescription pid process target process PID 3020 wrote to memory of 1828 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe look2.exe PID 3020 wrote to memory of 1828 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe look2.exe PID 3020 wrote to memory of 1828 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe look2.exe PID 3020 wrote to memory of 1828 3020 59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe look2.exe PID 2556 wrote to memory of 2768 2556 svchost.exe svchcst.exe PID 2556 wrote to memory of 2768 2556 svchost.exe svchcst.exe PID 2556 wrote to memory of 2768 2556 svchost.exe svchcst.exe PID 2556 wrote to memory of 2768 2556 svchost.exe svchcst.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe"C:\Users\Admin\AppData\Local\Temp\59450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020 -
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:1828
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "svchcst"1⤵PID:2812
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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:2556 -
C:\Windows\SysWOW64\svchcst.exeC:\Windows\system32\svchcst.exe "c:\windows\system32\259396574.bat",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2768
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
1.2MB
MD5af552700223c39ebbbe7f3cc97b8c45d
SHA12ff6dfb3c1360628f012e3fbbdd641f97f93af43
SHA25659450c2294c807d977a8581a4130a9f4b04d5fe9ca1ed2c9b3df193ed9c14500
SHA512a9d75666d44d523d111b5bd35e7fc7d765fb5171022e88a653afbb95a5243c3fd1934499e2fe6ad1361a7cff23dd9db7f2b0b205c62a719f530a3fb66b142159
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\Users\Admin\AppData\Local\Temp\look2.exeFilesize
337KB
MD52f3b6f16e33e28ad75f3fdaef2567807
SHA185e907340faf1edfc9210db85a04abd43d21b741
SHA25686492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
SHA512db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4
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\Windows\SysWOW64\259396574.batFilesize
51KB
MD53c4fad22d953baf0b82344e43a316a87
SHA1c90e23dd6d822e773ca5dce62e5eda2a28f54458
SHA256ece75cbba5e115a8b06c49e4312d493ab57dc1561d5af66e205f9528afd64e0c
SHA512e324d1369dbe9a4ce3a2d1630ea956033fd744caa24e25253ba1cb935e2b790e0082db0b7703ab3298e0fcb0d503be678b5f3815791989c3b0cf3c4fd1741a8e
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\Windows\SysWOW64\svchcst.exeFilesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d