Analysis
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max time kernel
271s -
max time network
361s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 11:22
Static task
static1
Behavioral task
behavioral1
Sample
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe
Resource
win10v2004-20221111-en
General
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Target
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe
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Size
95KB
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MD5
dd46b3b3aded3bce91621583f63eca70
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SHA1
42d8fdff6046a88915f96254e439e91e588d4b8b
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SHA256
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
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SHA512
4401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b
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SSDEEP
1536:qZ8RqJuTp+8f86MKkQRErgFK8opdM5RAhb2fTYU0t0l5snR+7WGDFBj3P7fzIV7c:Pu8f1MKkMvwMzAhax0t+Ss7WGDrPfzIm
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
Processes:
urdvxc.exeurdvxc.exeurdvxc.exeurdvxc.exepid process 5028 urdvxc.exe 1524 urdvxc.exe 4500 urdvxc.exe 4600 urdvxc.exe -
Drops file in System32 directory 3 IoCs
Processes:
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exeurdvxc.exedescription ioc process File created C:\Windows\SysWOW64\urdvxc.exe 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Modifies registry class 20 IoCs
Processes:
urdvxc.exeurdvxc.exeurdvxc.exeurdvxc.exe74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exedescription ioc process 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "ejrjlnnvwjcsjsjn" 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\{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}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "rbtcrtbjnhtlersk" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEFEF7B7-FFBC-86EF-2FE2-0FF2BAF76AF8} 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEFEF7B7-FFBC-86EF-2FE2-0FF2BAF76AF8}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe" 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "rjlhssjsxknejsvs" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEFEF7B7-FFBC-86EF-2FE2-0FF2BAF76AF8}\ = "jzlllkeeljetcjhv" 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.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}\ = "wxhlwrxbklzhhbjl" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEFEF7B7-FFBC-86EF-2FE2-0FF2BAF76AF8}\LocalServer32 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
urdvxc.exedescription pid process Token: SeDebugPrivilege 5028 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exedescription pid process target process PID 3124 wrote to memory of 5028 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 5028 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 5028 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 1524 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 1524 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 1524 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 4600 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 4600 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe PID 3124 wrote to memory of 4600 3124 74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe urdvxc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe"C:\Users\Admin\AppData\Local\Temp\74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3124 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:5028
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:1524
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\74e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:4600
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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:4500
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
95KB
MD5dd46b3b3aded3bce91621583f63eca70
SHA142d8fdff6046a88915f96254e439e91e588d4b8b
SHA25674e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
SHA5124401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b
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Filesize
95KB
MD5dd46b3b3aded3bce91621583f63eca70
SHA142d8fdff6046a88915f96254e439e91e588d4b8b
SHA25674e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
SHA5124401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b
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Filesize
95KB
MD5dd46b3b3aded3bce91621583f63eca70
SHA142d8fdff6046a88915f96254e439e91e588d4b8b
SHA25674e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
SHA5124401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b
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Filesize
95KB
MD5dd46b3b3aded3bce91621583f63eca70
SHA142d8fdff6046a88915f96254e439e91e588d4b8b
SHA25674e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
SHA5124401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b
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Filesize
95KB
MD5dd46b3b3aded3bce91621583f63eca70
SHA142d8fdff6046a88915f96254e439e91e588d4b8b
SHA25674e23969db0e1259ad7eb61226a786cb9bb18a7e4f16b0131756c54e5cacc0cc
SHA5124401ccd06a396b975f0d9408a0d734a771281541cda2bcf578fbf09adc5713c7db41579d9836c4b3229e06b60340d9c666e311d72a1ea5edaa9c5ffc8891948b