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Analysis
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max time kernel
186s -
max time network
210s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2023, 14:49
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe
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Size
95KB
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MD5
135316ed7f689ef13b8a497901f60f00
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SHA1
3453bc5afa5fae9058c92816d63064f8647503a4
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SHA256
bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
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SHA512
05fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a
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SSDEEP
1536:LI72UvJ6q3QyHFdD2XsyAY1bLr7FuVHn3z2xJ2fTYU0t0l5snR+7WGDFBj3P7fzn:LtUEUHFdSXeIfr7MH3zYgx0t+Ss7WGDH
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
pid Process 4208 urdvxc.exe 4204 urdvxc.exe 860 urdvxc.exe 4920 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe -
Modifies registry class 20 IoCs
description ioc Process 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\{C49C95B7-7476-772E-80F9-FF64CF192CEC}\ = "jnbljnjrhxrresrk" NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C49C95B7-7476-772E-80F9-FF64CF192CEC}\LocalServer32 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "ewjbrerrtjqklhnl" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C49C95B7-7476-772E-80F9-FF64CF192CEC} NEAS.135316ed7f689ef13b8a497901f60f00_JC.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}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "hqlhttshxhrlqhls" 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}\ = "hhnczvhsjschtkst" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jbxlhclntnktbtnl" 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} 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\{C49C95B7-7476-772E-80F9-FF64CF192CEC}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe" NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4208 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4472 wrote to memory of 4208 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 91 PID 4472 wrote to memory of 4208 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 91 PID 4472 wrote to memory of 4208 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 91 PID 4472 wrote to memory of 4204 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 92 PID 4472 wrote to memory of 4204 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 92 PID 4472 wrote to memory of 4204 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 92 PID 4472 wrote to memory of 4920 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 94 PID 4472 wrote to memory of 4920 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 94 PID 4472 wrote to memory of 4920 4472 NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4208
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:4204
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.135316ed7f689ef13b8a497901f60f00_JC.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:4920
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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:860
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
95KB
MD5135316ed7f689ef13b8a497901f60f00
SHA13453bc5afa5fae9058c92816d63064f8647503a4
SHA256bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
SHA51205fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a
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Filesize
95KB
MD5135316ed7f689ef13b8a497901f60f00
SHA13453bc5afa5fae9058c92816d63064f8647503a4
SHA256bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
SHA51205fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a
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Filesize
95KB
MD5135316ed7f689ef13b8a497901f60f00
SHA13453bc5afa5fae9058c92816d63064f8647503a4
SHA256bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
SHA51205fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a
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Filesize
95KB
MD5135316ed7f689ef13b8a497901f60f00
SHA13453bc5afa5fae9058c92816d63064f8647503a4
SHA256bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
SHA51205fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a
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Filesize
95KB
MD5135316ed7f689ef13b8a497901f60f00
SHA13453bc5afa5fae9058c92816d63064f8647503a4
SHA256bdb9a67ff2c17444a498b378d9218842ed0af2a6bf62d2ddc87139c380e5b724
SHA51205fee92a07c2ba4d2b1e98791be426d80c3a796c1c17cfedd89aeda190a9dedd9f1562d87d8b85c64a06e4f6daff662eb33ab8eba27170f4c42d1eb1d4a9294a