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Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
01/11/2023, 13:55
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe
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Size
119KB
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MD5
24cb85843b03e33b3ca7f79d8f480c70
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SHA1
a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
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SHA256
17c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
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SHA512
15fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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SSDEEP
3072:jamIhkA8XLFxao6/wQUFt232MfB319sYXjmtQkisEz:dIhkA87X6wdFcD9DzmtQka
Malware Config
Signatures
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Contacts a large (501) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Deletes itself 1 IoCs
pid Process 1660 urdvxc.exe -
Executes dropped EXE 5 IoCs
pid Process 4876 urdvxc.exe 772 urdvxc.exe 2464 urdvxc.exe 1660 urdvxc.exe 4776 urdvxc.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Drops file in Program Files directory 21 IoCs
description ioc Process 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\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\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\README.HTM 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\error_window.html 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\VideoLAN\VLC\lua\http\dialogs\stream_window.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\VideoLAN\VLC\lua\http\dialogs\equalizer_window.html 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\dialogs\create_stream.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\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\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.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\VideoLAN\VLC\lua\http\dialogs\batch_window.html urdvxc.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\dialogs\stream_config_window.html urdvxc.exe -
Modifies registry class 44 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00550E75-D61D-2EF9-7F63-AC91EE77E398}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe" NEAS.24cb85843b03e33b3ca7f79d8f480c70.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 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\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\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}\ = "tretstjvbeelhrzl" 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}\ = "qwqjhelhhzvvljnx" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "eelvktvzhhlhsevx" 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}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00550E75-D61D-2EF9-7F63-AC91EE77E398}\LocalServer32 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jtbzbsckzrebnsxl" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "jltnbkbnlkqsenls" 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\{5DA7E191-3518-8C5E-DAD0-E316016B7509} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00550E75-D61D-2EF9-7F63-AC91EE77E398}\ = "lkwtkbrkxlbsjvhx" NEAS.24cb85843b03e33b3ca7f79d8f480c70.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "ekxwzltnhtjtbnkw" 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} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "stnbkebkzkjwtnjl" 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}\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\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "vwxhtklxjbxkqxhv" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "vcljzhxtjsrenbxe" 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}\ = "rsqekrkqerwvrkze" 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\{EB4470BE-3A35-A218-C7F6-4398C8694892}\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\{00550E75-D61D-2EF9-7F63-AC91EE77E398} NEAS.24cb85843b03e33b3ca7f79d8f480c70.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 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\{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 4876 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5112 wrote to memory of 4876 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 89 PID 5112 wrote to memory of 4876 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 89 PID 5112 wrote to memory of 4876 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 89 PID 5112 wrote to memory of 772 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 90 PID 5112 wrote to memory of 772 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 90 PID 5112 wrote to memory of 772 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 90 PID 5112 wrote to memory of 1660 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 92 PID 5112 wrote to memory of 1660 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 92 PID 5112 wrote to memory of 1660 5112 NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4876
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:772
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.24cb85843b03e33b3ca7f79d8f480c70.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
PID:1660
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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:2464
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C:\Windows\SysWOW64\urdvxc.exe"C:\Windows\SysWOW64\urdvxc.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies registry class
PID:4776
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712
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Filesize
119KB
MD524cb85843b03e33b3ca7f79d8f480c70
SHA1a972a3b5839da7ab39b5ec9bf709772b22cb1c5e
SHA25617c45d5ddfca05a12d3186b94132f274b92631dd6ab1e8d9c32646d552f02864
SHA51215fabcdca8c0670d5c115cf9c68c227af781449f9e68caa89317cb78e75370b474ab86502c8e66852f104208e50e0b1fc960d647d0a1cb52c07476a7bfc4d712