Analysis
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max time kernel
151s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
02/11/2023, 23:26
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.96488b5546ac28757385f37083007720_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.96488b5546ac28757385f37083007720_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.96488b5546ac28757385f37083007720_JC.exe
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Size
119KB
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MD5
96488b5546ac28757385f37083007720
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SHA1
cacbd1636cde14821b3e72d345987a03b54d59d3
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SHA256
5109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
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SHA512
04e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3
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SSDEEP
3072:QxbYwWt8/h77QCUY0bGcKH3DhAAZsPtNIKxCAEnwOFGZAkxtrqD8:Wkwl70epHTh/ibEwO4FHs8
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2592 urdvxc.exe -
Executes dropped EXE 4 IoCs
pid Process 3388 urdvxc.exe 4968 urdvxc.exe 4312 urdvxc.exe 2592 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.96488b5546ac28757385f37083007720_JC.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe NEAS.96488b5546ac28757385f37083007720_JC.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\README.html urdvxc.exe File opened for modification C:\Program Files\Java\jre-1.8\hcjzqenb.exe urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\PersonaSpy.html urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\rvhrjtnt.exe urdvxc.exe File opened for modification C:\Program Files\CompleteReset.shtml urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\Welcome.html urdvxc.exe File opened for modification C:\Program Files\Java\jre-1.8\Welcome.html urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\tsbknceh.exe urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\chllsvtv.exe urdvxc.exe File opened for modification C:\Program Files\SwitchUpdate.html urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\revhnlhn.exe urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.HTM urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\README.HTM urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.HTM urdvxc.exe -
Modifies registry class 40 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32\ = "C:\\Program Files\\Java\\jdk-1.8\\jre\\revhnlhn.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "zhbssrbczhslcces" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\LocalServer32\ = "C:\\Program Files\\Microsoft Office\\root\\Office16\\PersonaSpy\\tsbknceh.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AD399E50-C1E2-CFEF-F361-940C665B48FE}\ = "wnxstnlbkhkxwkhl" NEAS.96488b5546ac28757385f37083007720_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jvhenthnnhcjqsrb" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509} 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\ = "cblrwbellbetwlen" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\ = "llqcjtbtnhreektv" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\LocalServer32\ = "C:\\Program Files\\Java\\jdk-1.8\\chllsvtv.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "zerktrxsrbvnvhev" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jjrcttehtbjtljen" 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}\ = "lnsrlsznbeltztvb" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32\ = "C:\\Program Files\\Microsoft Office\\root\\vfs\\ProgramFilesCommonX64\\Microsoft Shared\\Smart Tag\\1033\\rvhrjtnt.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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AD399E50-C1E2-CFEF-F361-940C665B48FE} NEAS.96488b5546ac28757385f37083007720_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AD399E50-C1E2-CFEF-F361-940C665B48FE}\LocalServer32 NEAS.96488b5546ac28757385f37083007720_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AD399E50-C1E2-CFEF-F361-940C665B48FE}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.96488b5546ac28757385f37083007720_JC.exe" NEAS.96488b5546ac28757385f37083007720_JC.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} 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\{AC84F518-2B78-BCFB-E876-EDAE640549C3} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\LocalServer32\ = "C:\\Program Files\\Java\\jre-1.8\\hcjzqenb.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "wjlrtzznzntnsbbx" 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "kwstzkhbhllbktqr" 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 3388 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4656 wrote to memory of 3388 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 90 PID 4656 wrote to memory of 3388 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 90 PID 4656 wrote to memory of 3388 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 90 PID 4656 wrote to memory of 4968 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 92 PID 4656 wrote to memory of 4968 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 92 PID 4656 wrote to memory of 4968 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 92 PID 4656 wrote to memory of 2592 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 94 PID 4656 wrote to memory of 2592 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 94 PID 4656 wrote to memory of 2592 4656 NEAS.96488b5546ac28757385f37083007720_JC.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.96488b5546ac28757385f37083007720_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.96488b5546ac28757385f37083007720_JC.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3388
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:4968
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.96488b5546ac28757385f37083007720_JC.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
PID:2592
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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:4312
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
119KB
MD596488b5546ac28757385f37083007720
SHA1cacbd1636cde14821b3e72d345987a03b54d59d3
SHA2565109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
SHA51204e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3
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Filesize
119KB
MD596488b5546ac28757385f37083007720
SHA1cacbd1636cde14821b3e72d345987a03b54d59d3
SHA2565109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
SHA51204e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3
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Filesize
119KB
MD596488b5546ac28757385f37083007720
SHA1cacbd1636cde14821b3e72d345987a03b54d59d3
SHA2565109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
SHA51204e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3
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Filesize
119KB
MD596488b5546ac28757385f37083007720
SHA1cacbd1636cde14821b3e72d345987a03b54d59d3
SHA2565109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
SHA51204e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3
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Filesize
119KB
MD596488b5546ac28757385f37083007720
SHA1cacbd1636cde14821b3e72d345987a03b54d59d3
SHA2565109e1344ff85eed1fb366d72d4f1af01036ec6251342131c578c20a95f5f1f8
SHA51204e683945418405d0dea31307729155ff79daede887991c6996794ee20cf4c1b422cc14b9246b4eb95ded6d7433dd05faa45ad3ed3385d016eb7104b7dc426e3