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Analysis
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max time kernel
166s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2023, 16:18
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe
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Size
119KB
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MD5
b0ab44d2622ab81e8edbaa24e0c084c0
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SHA1
55274678ceb1db12f1214495b6443a6116df9adf
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SHA256
62c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
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SHA512
a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637
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SSDEEP
3072:nl75zQsMGBPPQIfNbJpTTar/Gyn9a2lWmB5dXVE:nJSuBPPNfNVILGyqS5d2
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
pid Process 4408 urdvxc.exe 2668 urdvxc.exe 4348 urdvxc.exe 4404 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe -
Drops file in Program Files directory 13 IoCs
description ioc Process File opened for modification C:\Program Files\FindProtect.html 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\Office16\PersonaSpy\tsbknceh.exe 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\jdk-1.8\jre\revhnlhn.exe urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\README.html urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\chllsvtv.exe urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.HTM urdvxc.exe File opened for modification C:\Program Files\Java\jre-1.8\Welcome.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\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\rvhrjtnt.exe 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\ = "kbecjrrkextshlje" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "ejkkcselrnqqetxz" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564} 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} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "lrsrsvqbnnllrwkj" 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\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\ = "nbsclltwtthsbklj" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "chbvlvsknvnslltj" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7E468FB0-68F0-449C-7909-D41AD2E89A8A}\ = "rljvrjrbrvtekxln" NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "tbqjejlbewvlnqsk" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "khjlsrblenwtzveb" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7E468FB0-68F0-449C-7909-D41AD2E89A8A}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe" NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "hkvhnzhzzkctqsbh" 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\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 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}\ = "evkbbnkeeswlnzhe" 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\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32\ = "C:\\Program Files\\Microsoft Office\\root\\vfs\\ProgramFilesCommonX64\\Microsoft Shared\\Smart Tag\\1033\\rvhrjtnt.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7E468FB0-68F0-449C-7909-D41AD2E89A8A}\LocalServer32 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD} 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\{7E468FB0-68F0-449C-7909-D41AD2E89A8A} NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.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\{AC84F518-2B78-BCFB-E876-EDAE640549C3} 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}\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}\LocalServer32 urdvxc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4408 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4632 wrote to memory of 4408 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 93 PID 4632 wrote to memory of 4408 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 93 PID 4632 wrote to memory of 4408 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 93 PID 4632 wrote to memory of 2668 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 94 PID 4632 wrote to memory of 2668 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 94 PID 4632 wrote to memory of 2668 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 94 PID 4632 wrote to memory of 4404 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 96 PID 4632 wrote to memory of 4404 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 96 PID 4632 wrote to memory of 4404 4632 NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4632 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4408
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:2668
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.b0ab44d2622ab81e8edbaa24e0c084c0.exe2⤵
- Executes dropped EXE
- Modifies registry class
PID:4404
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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:4348
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
119KB
MD5b0ab44d2622ab81e8edbaa24e0c084c0
SHA155274678ceb1db12f1214495b6443a6116df9adf
SHA25662c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
SHA512a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637
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Filesize
119KB
MD5b0ab44d2622ab81e8edbaa24e0c084c0
SHA155274678ceb1db12f1214495b6443a6116df9adf
SHA25662c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
SHA512a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637
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Filesize
119KB
MD5b0ab44d2622ab81e8edbaa24e0c084c0
SHA155274678ceb1db12f1214495b6443a6116df9adf
SHA25662c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
SHA512a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637
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Filesize
119KB
MD5b0ab44d2622ab81e8edbaa24e0c084c0
SHA155274678ceb1db12f1214495b6443a6116df9adf
SHA25662c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
SHA512a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637
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Filesize
119KB
MD5b0ab44d2622ab81e8edbaa24e0c084c0
SHA155274678ceb1db12f1214495b6443a6116df9adf
SHA25662c384fdf5e36ab65f04f512b403a7dae840953f0c183a57248277c039d0bb36
SHA512a7adf39f671f616cdf3981b984b8e993e1691597363d57726b4512874d339d6d4ff4fbac2bf659dd324d014d1a616ffe8545705de834d1a2b43505995f1b3637