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Analysis
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max time kernel
162s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
04/11/2023, 09:05
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe
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Size
56KB
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MD5
13e0e026a32b7669050e40deaca61a10
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SHA1
ca4d0e74fa1905573b6755cff431f3afa4817455
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SHA256
074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
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SHA512
120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281
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SSDEEP
1536:ieXA3aHd6/7YF6l4Ruv8UcVYvNMSMVf4yIr4jFrh9uru:p8aHd6jYFCguv87YvN3ojgMFrh9uru
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1368 urdvxc.exe -
Executes dropped EXE 4 IoCs
pid Process 400 urdvxc.exe 3388 urdvxc.exe 3968 urdvxc.exe 1368 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe -
Drops file in Program Files directory 13 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\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\MCABOUT.HTM 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\Microsoft Office\Office16\OSPP.HTM 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\root\Office16\PersonaSpy\tsbknceh.exe 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\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\OFFICE16\1033\README.HTM 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\ApproveRepair.shtml urdvxc.exe -
Modifies registry class 40 IoCs
description ioc Process 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 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}\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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "sterslsqkxhcnrxr" 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "nnenbbetesxbelql" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "whqktvsjnbwhsknt" 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\{7C005595-7867-F7D2-42C6-7FD2E5ABBC58} NEAS.13e0e026a32b7669050e40deaca61a10_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\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\ = "sxznhccscbslebbs" 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\{EB4470BE-3A35-A218-C7F6-4398C8694892} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7C005595-7867-F7D2-42C6-7FD2E5ABBC58}\LocalServer32 NEAS.13e0e026a32b7669050e40deaca61a10_JC.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}\ = "wlkscneweqjtrqcr" 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}\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\{7C005595-7867-F7D2-42C6-7FD2E5ABBC58}\ = "znjerjbnhnskzezn" NEAS.13e0e026a32b7669050e40deaca61a10_JC.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\{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\{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} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7C005595-7867-F7D2-42C6-7FD2E5ABBC58}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe" NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "verlhhwnkjhkjete" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\ = "rlvxlzscczerewsx" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jtblnbwrchrhjbrv" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "thbrezvvkqnltqke" 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 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 400 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1692 wrote to memory of 400 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 89 PID 1692 wrote to memory of 400 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 89 PID 1692 wrote to memory of 400 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 89 PID 1692 wrote to memory of 3388 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 90 PID 1692 wrote to memory of 3388 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 90 PID 1692 wrote to memory of 3388 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 90 PID 1692 wrote to memory of 1368 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 94 PID 1692 wrote to memory of 1368 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 94 PID 1692 wrote to memory of 1368 1692 NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1692 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:400
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:3388
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.13e0e026a32b7669050e40deaca61a10_JC.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
PID:1368
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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:3968
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
56KB
MD513e0e026a32b7669050e40deaca61a10
SHA1ca4d0e74fa1905573b6755cff431f3afa4817455
SHA256074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
SHA512120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281
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Filesize
56KB
MD513e0e026a32b7669050e40deaca61a10
SHA1ca4d0e74fa1905573b6755cff431f3afa4817455
SHA256074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
SHA512120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281
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Filesize
56KB
MD513e0e026a32b7669050e40deaca61a10
SHA1ca4d0e74fa1905573b6755cff431f3afa4817455
SHA256074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
SHA512120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281
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Filesize
56KB
MD513e0e026a32b7669050e40deaca61a10
SHA1ca4d0e74fa1905573b6755cff431f3afa4817455
SHA256074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
SHA512120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281
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Filesize
56KB
MD513e0e026a32b7669050e40deaca61a10
SHA1ca4d0e74fa1905573b6755cff431f3afa4817455
SHA256074c7c23c20e309b92d2a2429a1a322c81e838629d18aeca07a44c2efc5dd2fd
SHA512120f612bda037b64b363ed9548523c0981d7fbf050ad2230ff65b9675a67a9dae5ce5b7a5b1ac98fe30fa1336df78577e4b1c6fbaf5f64494956899444758281