8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

General

Target

8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
Size

61KB
MD5

d1c990c336e23bc7bc0569f0908816a0
SHA1

4895dc5d2c38903afcfc4cbe61581d9f8f1ba674
SHA256

8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4
SHA512

48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65
SSDEEP

1536:H1YC1NWqsZg3R+v0HvatZtWkXoBj+MWHNWwfTb6W9dqJxxVH:H1YCnWqh08SbtTu+lH8wfaWjG1H

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2352	urdvxc.exe
1892	urdvxc.exe
4604	urdvxc.exe
1412	urdvxc.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\urdvxc.exe	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
File opened for modification	C:\Windows\SysWOW64\urdvxc.exe	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
File created	C:\Windows\SysWOW64\urdvxc.exe	urdvxc.exe

Modifies registry class 20 IoCs

description	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}\ = "nnsbcbktnctqrsth"	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
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
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\{ABFD1E85-73D4-D568-3C81-F401A62DFA5D}\LocalServer32	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ABFD1E85-73D4-D568-3C81-F401A62DFA5D}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe"	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ABFD1E85-73D4-D568-3C81-F401A62DFA5D}	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{ABFD1E85-73D4-D568-3C81-F401A62DFA5D}\ = "nrvhtcehzhbnzezb"	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.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}\ = "thtehqcxenlbkltc"	urdvxc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "xbkvsecqsnllwslt"	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}\ = "xrbtzbrrhjkxqskc"	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

description	pid	Process
Token: SeDebugPrivilege	2352	urdvxc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 2352	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	84
PID 616 wrote to memory of 2352	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	84
PID 616 wrote to memory of 2352	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	84
PID 616 wrote to memory of 1892	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	85
PID 616 wrote to memory of 1892	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	85
PID 616 wrote to memory of 1892	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	85
PID 616 wrote to memory of 4604	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	86
PID 616 wrote to memory of 4604	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	86
PID 616 wrote to memory of 4604	616	8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe	86

C:\Users\Admin\AppData\Local\Temp\8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
"C:\Users\Admin\AppData\Local\Temp\8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe"
1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:616
- C:\Windows\SysWOW64\urdvxc.exe
  C:\Windows\system32\urdvxc.exe /installservice
  2⤵
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  PID:2352
- C:\Windows\SysWOW64\urdvxc.exe
  C:\Windows\system32\urdvxc.exe /start
  2⤵
  - Executes dropped EXE
  - Modifies registry class
  PID:1892
- C:\Windows\SysWOW64\urdvxc.exe
  C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4.exe
  2⤵
  - Executes dropped EXE
  - Modifies registry class
  PID:4604

C:\Windows\SysWOW64\urdvxc.exe
"C:\Windows\SysWOW64\urdvxc.exe" /service
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies registry class
PID:1412

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\urdvxc.exe

Filesize
61KB

MD5
d1c990c336e23bc7bc0569f0908816a0

SHA1
4895dc5d2c38903afcfc4cbe61581d9f8f1ba674

SHA256
8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

SHA512
48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65

Download Submit
C:\Windows\SysWOW64\urdvxc.exe

Filesize
61KB

MD5
d1c990c336e23bc7bc0569f0908816a0

SHA1
4895dc5d2c38903afcfc4cbe61581d9f8f1ba674

SHA256
8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

SHA512
48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65

Download Submit
C:\Windows\SysWOW64\urdvxc.exe

Filesize
61KB

MD5
d1c990c336e23bc7bc0569f0908816a0

SHA1
4895dc5d2c38903afcfc4cbe61581d9f8f1ba674

SHA256
8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

SHA512
48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65

Download Submit
C:\Windows\SysWOW64\urdvxc.exe

Filesize
61KB

MD5
d1c990c336e23bc7bc0569f0908816a0

SHA1
4895dc5d2c38903afcfc4cbe61581d9f8f1ba674

SHA256
8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

SHA512
48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65

Download Submit
C:\Windows\SysWOW64\urdvxc.exe

Filesize
61KB

MD5
d1c990c336e23bc7bc0569f0908816a0

SHA1
4895dc5d2c38903afcfc4cbe61581d9f8f1ba674

SHA256
8398c9bd00d8ce7e368bab6a5a4265bd31814ff56eb46d1143e901d1fd15b2e4

SHA512
48bd3ee493f02d63f6f2f3d9412b64e3cb0521e48e18e81a29d65a7800f10ab2281129c9940b568aac3443d63dc1fbd741905b1ca485adb769a2cde06a657e65

Download Submit
memory/616-133-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/616-132-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1412-149-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/1412-148-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/1892-147-0x00000000001C0000-0x00000000001DF000-memory.dmp

Filesize
124KB

Download
memory/2352-138-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/2352-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

Filesize
124KB

Download
memory/2352-137-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4604-143-0x00000000001C0000-0x00000000001DF000-memory.dmp

Filesize
124KB

Download
memory/4604-145-0x00000000001C0000-0x00000000001DF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing