Analysis
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max time kernel
327s -
max time network
350s -
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 11:21
Static task
static1
Behavioral task
behavioral1
Sample
aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe
Resource
win10v2004-20221111-en
General
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Target
aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe
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Size
66KB
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MD5
2eb738c76e55a55b451f7b34248bdbf6
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SHA1
f741cbdff5032d4b21e41ff7315b1670372b849b
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SHA256
aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
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SHA512
5c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3
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SSDEEP
1536:zqLrxKB74EWMg+Jr2MGf+WGLLcfFUqJxxVfBd:wsGMg+JrJc+W6cfFUG1fL
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
Processes:
urdvxc.exeurdvxc.exeurdvxc.exeurdvxc.exepid process 1088 urdvxc.exe 2224 urdvxc.exe 1624 urdvxc.exe 1908 urdvxc.exe -
Drops file in System32 directory 3 IoCs
Processes:
urdvxc.exeaac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exedescription ioc process File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe -
Drops file in Program Files directory 2 IoCs
Processes:
urdvxc.exedescription ioc process File opened for modification C:\Program Files\AddStart.shtml urdvxc.exe File opened for modification C:\Program Files\ClearRegister.xhtml urdvxc.exe -
Modifies registry class 20 IoCs
Processes:
urdvxc.exeaac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exeurdvxc.exeurdvxc.exeurdvxc.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\{50046BF5-8E52-8837-430E-574D398478AE}\ = "ectsltjrhkzhjrks" aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.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 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}\ = "xbqkztthkzcvwrqr" 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}\ = "sehbbeskvnlrbrer" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "xtlxzrrbxnzkbxzb" 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\{50046BF5-8E52-8837-430E-574D398478AE} aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{50046BF5-8E52-8837-430E-574D398478AE}\LocalServer32 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{50046BF5-8E52-8837-430E-574D398478AE}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe" aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.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}\ = "enqjlwcbcbhxlsxw" 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 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
urdvxc.exedescription pid process Token: SeDebugPrivilege 1088 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exedescription pid process target process PID 920 wrote to memory of 1088 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 1088 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 1088 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 2224 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 2224 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 2224 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 1908 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 1908 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe PID 920 wrote to memory of 1908 920 aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe urdvxc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe"C:\Users\Admin\AppData\Local\Temp\aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:920 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:1088 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:2224 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:1908
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C:\Windows\SysWOW64\urdvxc.exe"C:\Windows\SysWOW64\urdvxc.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
PID:1624
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
66KB
MD52eb738c76e55a55b451f7b34248bdbf6
SHA1f741cbdff5032d4b21e41ff7315b1670372b849b
SHA256aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
SHA5125c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3
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Filesize
66KB
MD52eb738c76e55a55b451f7b34248bdbf6
SHA1f741cbdff5032d4b21e41ff7315b1670372b849b
SHA256aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
SHA5125c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3
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Filesize
66KB
MD52eb738c76e55a55b451f7b34248bdbf6
SHA1f741cbdff5032d4b21e41ff7315b1670372b849b
SHA256aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
SHA5125c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3
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Filesize
66KB
MD52eb738c76e55a55b451f7b34248bdbf6
SHA1f741cbdff5032d4b21e41ff7315b1670372b849b
SHA256aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
SHA5125c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3
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Filesize
66KB
MD52eb738c76e55a55b451f7b34248bdbf6
SHA1f741cbdff5032d4b21e41ff7315b1670372b849b
SHA256aac8c80a6d8992e496d03a9548446533e93424a67f13a32f6ef89c9d48026d56
SHA5125c7fc87b0353b1d7d9f3a4e9f307499c5854e5b6a9cff968941eca6400d0cbfff40847deebd31df9ba3bd362cfadc0e9acc3f2eccad070c3cb2c61534c05dea3