Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12-03-2024 22:13
Static task
static1
Behavioral task
behavioral1
Sample
7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe
Resource
win10v2004-20240226-en
General
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Target
7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe
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Size
119KB
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MD5
e337af5d0c56146c62dd5be744d6d1d5
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SHA1
bb94c7b30239860df19cf55cf6e09d760a885f0b
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SHA256
7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e
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SHA512
9af1c2a2e416c29d774409a880637bfb204ac63c510bfbd23d30734eae1a493925ff917325d37f73785c874a303c237a229228e2215a8fdedd09e987abe41b24
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SSDEEP
1536:EYKKg2kgHs4J0A6ZkN4KkKwD1xTziNYcJPQSb7Nv8JNRgVxq4WTYuVN7BU7/qdJL:42kMFn/uKwDjMLXNkJAPWM6N7BUGdI2
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2616 urdvxc.exe -
Executes dropped EXE 4 IoCs
pid Process 348 urdvxc.exe 2872 urdvxc.exe 3880 urdvxc.exe 2616 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Drops file in Program Files directory 34 IoCs
description ioc Process 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\OFFICE16\1033\README.HTM urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\batch_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\equalizer_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\vlm_export.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\mobile.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\mobile_equalizer.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\nxqsxhql.exe urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\mobile_browse.html urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.HTM urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\mobile_view.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\hrbhlxhb.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\Microsoft Office\root\Office16\PersonaSpy\tsbknceh.exe urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_config_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\vlbvwvhv.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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.HTM urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\mosaic_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\index.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\browse_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\bkbbtzlb.exe urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\kznjrtew.exe urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\offset_window.html 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\README.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\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\VideoLAN\VLC\lua\http\dialogs\create_stream.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\error_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\view.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\vlm.html urdvxc.exe -
Modifies registry class 60 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "hnxnwseentjkeesl" 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 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}\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}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" 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\{AEA13F2A-9F58-C8D7-142D-57D14ED748BB} 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.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\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "bxeqhswjwjjsksqs" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEA13F2A-9F58-C8D7-142D-57D14ED748BB}\ = "bjjthjzhvbhlxbbh" 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.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\{4DA7BCA8-2512-8FCE-67B5-F36442F4E210}\LocalServer32\ = "C:\\Program Files\\VideoLAN\\VLC\\lua\\http\\vlbvwvhv.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8308FF82-554C-D53A-FE36-8DDED83673EF}\ = "kklzcsjnrlzknwrs" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5BFAF607-9DDA-565E-A528-64082B45FA4C}\LocalServer32\ = "C:\\Program Files\\VideoLAN\\VLC\\lua\\http\\kznjrtew.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}\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\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "nntrrxlhsnxtsben" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "rwssthserbrskjsn" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD} 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\{62B77361-C052-178D-5313-7AF2D2475E12} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEA13F2A-9F58-C8D7-142D-57D14ED748BB}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe" 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.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\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A1F8B4D-AC79-4B22-67EA-E30560A5BF1C}\ = "wwjnwkkevnnjwjct" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA7BCA8-2512-8FCE-67B5-F36442F4E210}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{62B77361-C052-178D-5313-7AF2D2475E12}\ = "ssnhswebwllwhknr" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{62B77361-C052-178D-5313-7AF2D2475E12}\LocalServer32\ = "C:\\Program Files\\VideoLAN\\VLC\\lua\\http\\nxqsxhql.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\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\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\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "czsverrjttrhnqkw" 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\{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\{5BFAF607-9DDA-565E-A528-64082B45FA4C} 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\{8308FF82-554C-D53A-FE36-8DDED83673EF}\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\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\ = "thwtlrnjnsbssxlv" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "rbhnbhnejwhnvvej" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA7BCA8-2512-8FCE-67B5-F36442F4E210}\ = "kkqswwetjrnjxhst" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AEA13F2A-9F58-C8D7-142D-57D14ED748BB}\LocalServer32 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5BFAF607-9DDA-565E-A528-64082B45FA4C}\LocalServer32 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\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\ = "nrxtqzlhnventrhx8ú´\tƒ‚" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A1F8B4D-AC79-4B22-67EA-E30560A5BF1C}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8308FF82-554C-D53A-FE36-8DDED83673EF}\LocalServer32\ = "C:\\Program Files\\VideoLAN\\VLC\\lua\\http\\hrbhlxhb.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\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "njjevchxslbwknbh" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{8308FF82-554C-D53A-FE36-8DDED83673EF} 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\{7A1F8B4D-AC79-4B22-67EA-E30560A5BF1C}\LocalServer32\ = "C:\\Program Files\\VideoLAN\\VLC\\lua\\http\\bkbbtzlb.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5BFAF607-9DDA-565E-A528-64082B45FA4C}\ = "ktelbklcktlettcw" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4DA7BCA8-2512-8FCE-67B5-F36442F4E210} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{62B77361-C052-178D-5313-7AF2D2475E12}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A1F8B4D-AC79-4B22-67EA-E30560A5BF1C} urdvxc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 348 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4196 wrote to memory of 348 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 93 PID 4196 wrote to memory of 348 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 93 PID 4196 wrote to memory of 348 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 93 PID 4196 wrote to memory of 2872 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 94 PID 4196 wrote to memory of 2872 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 94 PID 4196 wrote to memory of 2872 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 94 PID 4196 wrote to memory of 2616 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 97 PID 4196 wrote to memory of 2616 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 97 PID 4196 wrote to memory of 2616 4196 7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe"C:\Users\Admin\AppData\Local\Temp\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4196 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:348
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:2872
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
PID:2616
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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:3880
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
119KB
MD5e337af5d0c56146c62dd5be744d6d1d5
SHA1bb94c7b30239860df19cf55cf6e09d760a885f0b
SHA2567efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e
SHA5129af1c2a2e416c29d774409a880637bfb204ac63c510bfbd23d30734eae1a493925ff917325d37f73785c874a303c237a229228e2215a8fdedd09e987abe41b24