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Analysis
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max time kernel
372s -
max time network
391s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
26/11/2022, 21:50
Static task
static1
Behavioral task
behavioral1
Sample
d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe
Resource
win10v2004-20221111-en
General
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Target
d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe
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Size
66KB
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MD5
fecbf695adc64bcd751dea94bedb6bb3
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SHA1
afb87eb433c38a569e228292e0508fc1d16a10fe
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SHA256
d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
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SHA512
9d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac
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SSDEEP
1536:t5Yhv7kGs96YauBB8PeDsU/VsiBhoulug3QGa1vv8LriFi:tivcgmjsuBIiuGQF1vv8LW
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
pid Process 3900 urdvxc.exe 4372 urdvxc.exe 1248 urdvxc.exe 2044 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Modifies registry class 20 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{669FE9CE-9FED-D1D2-CC2E-19CE2250693F}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe" d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{669FE9CE-9FED-D1D2-CC2E-19CE2250693F} d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "ejrsbexjbtslktne" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "veejhhtkrjzjwkhr" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{669FE9CE-9FED-D1D2-CC2E-19CE2250693F}\LocalServer32 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "nzwjvwlllrbbnrkj" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{669FE9CE-9FED-D1D2-CC2E-19CE2250693F}\ = "tetswrrtzseknzev" d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "llsvlwvhkstqkxtt" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3900 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3688 wrote to memory of 3900 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 84 PID 3688 wrote to memory of 3900 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 84 PID 3688 wrote to memory of 3900 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 84 PID 3688 wrote to memory of 4372 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 85 PID 3688 wrote to memory of 4372 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 85 PID 3688 wrote to memory of 4372 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 85 PID 3688 wrote to memory of 1248 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 86 PID 3688 wrote to memory of 1248 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 86 PID 3688 wrote to memory of 1248 3688 d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe"C:\Users\Admin\AppData\Local\Temp\d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3900
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:4372
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:1248
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C:\Windows\SysWOW64\urdvxc.exe"C:\Windows\SysWOW64\urdvxc.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies registry class
PID:2044
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
66KB
MD5fecbf695adc64bcd751dea94bedb6bb3
SHA1afb87eb433c38a569e228292e0508fc1d16a10fe
SHA256d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
SHA5129d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac
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Filesize
66KB
MD5fecbf695adc64bcd751dea94bedb6bb3
SHA1afb87eb433c38a569e228292e0508fc1d16a10fe
SHA256d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
SHA5129d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac
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Filesize
66KB
MD5fecbf695adc64bcd751dea94bedb6bb3
SHA1afb87eb433c38a569e228292e0508fc1d16a10fe
SHA256d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
SHA5129d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac
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Filesize
66KB
MD5fecbf695adc64bcd751dea94bedb6bb3
SHA1afb87eb433c38a569e228292e0508fc1d16a10fe
SHA256d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
SHA5129d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac
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Filesize
66KB
MD5fecbf695adc64bcd751dea94bedb6bb3
SHA1afb87eb433c38a569e228292e0508fc1d16a10fe
SHA256d53484bb675dd1f2f9b9c148b2e96a0f8f8c7f650608d70e2e22361247e7ce39
SHA5129d4a58587c91cd2ba926353c511fd60bf1d15ed10c808cb6c04b5e9600d3e0761840c8f291c119c4396421d8f9146164e97da4833895ddfdd0b4c6e8758438ac