| File name: | NXiSAS.exe |
| Full analysis: | https://app.any.run/tasks/25a07330-406d-410a-974f-0d625f26cce3 |
| Verdict: | Malicious activity |
| Analysis date: | May 13, 2024, 02:34:37 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive |
| MD5: | 044912F16A950CD4E197B730C41DFCBB |
| SHA1: | 82081128732C197ABE3D5F50C814BDB61BE3FD79 |
| SHA256: | 59778594CBE8F3AAD11EBFA2A7C7E89BFFAF6057AB85BC4BB570297764236E46 |
| SSDEEP: | 98304:xj2edHQlBS5RPFVOCD4FZMXVcKVX27taeld18UKSH7w2Cm2UK658cj/GiBz4xNC1:DK+UwTi9x+0BS/IXI54Sz3hZ5Q |
| .exe | | | Win32 Executable MS Visual C++ (generic) (67.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.2) |
| .exe | | | Win32 Executable (generic) (9.7) |
| .exe | | | Generic Win/DOS Executable (4.3) |
| .exe | | | DOS Executable Generic (4.3) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:07:02 02:09:43+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 26624 |
| InitializedDataSize: | 139776 |
| UninitializedDataSize: | 2048 |
| EntryPoint: | 0x3645 |
| OSVersion: | 4 |
| ImageVersion: | 6 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2024.3.29.0 |
| ProductVersionNumber: | 2024.3.29.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Korean |
| CharacterSet: | Windows, Korea (Shift - KSC 5601) |
| CompanyName: | Coocon Corp. |
| FileDescription: | https://www.coocon.net |
| FileVersion: | 2024.3.29.0 |
| InternalName: | NXISAS |
| LegalCopyright: | - |
| ProductName: | NXISAS |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 328 | "C:\Program Files\Windows Media Player\wmpnscfg.exe" | C:\Program Files\Windows Media Player\wmpnscfg.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Media Player Network Sharing Service Configuration Application Exit code: 0 Version: 12.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2108 | "C:\Program Files\Coocon\NXiSAS\iSASWebLauncher.exe" | C:\Program Files\Coocon\NXiSAS\iSASWebLauncher.exe | services.exe | ||||||||||||
User: SYSTEM Company: coocon Integrity Level: SYSTEM Description: iSASWebLauncher Version: 2023.9.1.0 Modules
| |||||||||||||||
| 2116 | "C:\Program Files\Coocon\NXiSAS\iSASNXHTTPS.exe" AppParameters | C:\Program Files\Coocon\NXiSAS\iSASNXHTTPS.exe | iSASWebLauncher.exe | ||||||||||||
User: SYSTEM Integrity Level: SYSTEM Description: iSASNXHTTPS Version: 2030.2024.3.29 Modules
| |||||||||||||||
| 3964 | "C:\Users\admin\AppData\Local\Temp\NXiSAS.exe" | C:\Users\admin\AppData\Local\Temp\NXiSAS.exe | — | explorer.exe | |||||||||||
User: admin Company: Coocon Corp. Integrity Level: MEDIUM Description: https://www.coocon.net Exit code: 3221226540 Version: 2024.3.29.0 Modules
| |||||||||||||||
| 4076 | "C:\Users\admin\AppData\Local\Temp\NXiSAS.exe" | C:\Users\admin\AppData\Local\Temp\NXiSAS.exe | explorer.exe | ||||||||||||
User: admin Company: Coocon Corp. Integrity Level: HIGH Description: https://www.coocon.net Exit code: 0 Version: 2024.3.29.0 Modules
| |||||||||||||||
| (PID) Process: | (4076) NXiSAS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NXISAS |
| Operation: | write | Name: | DisplayName |
Value: NXISAS 2024.3.29.0 | |||
| (PID) Process: | (4076) NXiSAS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NXISAS |
| Operation: | write | Name: | UninstallString |
Value: C:\Program Files\Coocon\NXiSAS\uninst.exe | |||
| (PID) Process: | (4076) NXiSAS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NXISAS |
| Operation: | write | Name: | DisplayIcon |
Value: C:\Program Files\Coocon\NXiSAS\iSASNXWS.exe | |||
| (PID) Process: | (4076) NXiSAS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NXISAS |
| Operation: | write | Name: | DisplayVersion |
Value: 2024.3.29.0 | |||
| (PID) Process: | (4076) NXiSAS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NXISAS |
| Operation: | write | Name: | Publisher |
Value: Coocon Corp. | |||
| (PID) Process: | (2116) iSASNXHTTPS.exe | Key: | HKEY_USERS\.DEFAULT\Software\Classes\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2116) iSASNXHTTPS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates |
| Operation: | delete value | Name: | 9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6 |
Value: | |||
| (PID) Process: | (2116) iSASNXHTTPS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates\9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6 |
| Operation: | write | Name: | Blob |
Value: 0F00000001000000200000009065F32AFC2CFEA7F452D2D6BE94D20C877EFC1C05433D9935696193FDCC05D80300000001000000140000009F6134C5FA75E4FDDE631B232BE961D6D4B97DB6200000000100000047030000308203433082022BA00302010202147327B7C17D5AE708EF73F1F45A79D78B4E99A29F300D06092A864886F70D01010B05003031310B3009060355040613025553310F300D06035504080C06426F73746F6E3111300F060355040A0C084469676943657274301E170D3233303932393130353030335A170D3339303530383130353030335A3031310B3009060355040613025553310F300D06035504080C06426F73746F6E3111300F060355040A0C08446967694365727430820122300D06092A864886F70D01010105000382010F003082010A0282010100D91B7A55548F44F3E97C493153B75B055695736B184640D7335A2E6218083B5A1BEE2695209350E57A3EB76FBC604CB3B250DF3D9D0C560D1FBDFE30108D233A3C555100BE1A3F8E543C0B253E06E91B6D5F9CB3A093009BC8B4D3A0EB19DB59E56DA7E3D637847970D6C2AEB4A1FCF3896A7C080FE68759BAA62E6AAA8B7C7CBDA176DDC72F8D259A16D3469E31F19D2959904611D730D7D26FCFED789A0C49698FDFABF3F6727D08C61A073BB11E85C96486D49B0E0D38364C008A5EB964F8813C5DF004F9E76D2F8DB90702D800032674959BF0DF823785419101CEA928A10ACBAE7E48FE19202F3CB7BCF416476D17CB64C5570FCED443BD75D9F2C632FF0203010001A3533051301D0603551D0E041604145D6CA352CEFC713CBBC5E21F663C3639FD19D4D7301F0603551D230418301680145D6CA352CEFC713CBBC5E21F663C3639FD19D4D7300F0603551D130101FF040530030101FF300D06092A864886F70D01010B05000382010100AF2218E4CA18144728FCC76EA14958061522FD4A018BED1A4BFCC5CCE70BC6AE9DF7D3795C9A010D53628E2B6E7C10D6B07E53546235A5EE480E5A434E312154BF1E39AAC27D2C18D4F41CBBECFE4538CEF93EF62C17D187A7F720F4A9478410D09620C9F8B293B5786A5440BC0743B7B7753CF66FBA498B7E083BC267597238DC031B9BB131F997D9B8164AAED0D6E328420E53E1969DA6CD035078179677A7177BB2BF9C87CF592910CD380E8501B92040A39469C782BA383BEAE498C060FCC7C429BC10B7B6B7A0659C9BE03DC13DB46C638CF5E3B22A303726906DC8DD91C64501EBFC282A3A497EC430CACC066EE4BF9C5C8F2F2A05D0C1921A9E3E85E3 | |||
| (PID) Process: | (2116) iSASNXHTTPS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates\9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6 |
| Operation: | write | Name: | Blob |
Value: 1400000001000000140000005D6CA352CEFC713CBBC5E21F663C3639FD19D4D70300000001000000140000009F6134C5FA75E4FDDE631B232BE961D6D4B97DB60F00000001000000200000009065F32AFC2CFEA7F452D2D6BE94D20C877EFC1C05433D9935696193FDCC05D8200000000100000047030000308203433082022BA00302010202147327B7C17D5AE708EF73F1F45A79D78B4E99A29F300D06092A864886F70D01010B05003031310B3009060355040613025553310F300D06035504080C06426F73746F6E3111300F060355040A0C084469676943657274301E170D3233303932393130353030335A170D3339303530383130353030335A3031310B3009060355040613025553310F300D06035504080C06426F73746F6E3111300F060355040A0C08446967694365727430820122300D06092A864886F70D01010105000382010F003082010A0282010100D91B7A55548F44F3E97C493153B75B055695736B184640D7335A2E6218083B5A1BEE2695209350E57A3EB76FBC604CB3B250DF3D9D0C560D1FBDFE30108D233A3C555100BE1A3F8E543C0B253E06E91B6D5F9CB3A093009BC8B4D3A0EB19DB59E56DA7E3D637847970D6C2AEB4A1FCF3896A7C080FE68759BAA62E6AAA8B7C7CBDA176DDC72F8D259A16D3469E31F19D2959904611D730D7D26FCFED789A0C49698FDFABF3F6727D08C61A073BB11E85C96486D49B0E0D38364C008A5EB964F8813C5DF004F9E76D2F8DB90702D800032674959BF0DF823785419101CEA928A10ACBAE7E48FE19202F3CB7BCF416476D17CB64C5570FCED443BD75D9F2C632FF0203010001A3533051301D0603551D0E041604145D6CA352CEFC713CBBC5E21F663C3639FD19D4D7301F0603551D230418301680145D6CA352CEFC713CBBC5E21F663C3639FD19D4D7300F0603551D130101FF040530030101FF300D06092A864886F70D01010B05000382010100AF2218E4CA18144728FCC76EA14958061522FD4A018BED1A4BFCC5CCE70BC6AE9DF7D3795C9A010D53628E2B6E7C10D6B07E53546235A5EE480E5A434E312154BF1E39AAC27D2C18D4F41CBBECFE4538CEF93EF62C17D187A7F720F4A9478410D09620C9F8B293B5786A5440BC0743B7B7753CF66FBA498B7E083BC267597238DC031B9BB131F997D9B8164AAED0D6E328420E53E1969DA6CD035078179677A7177BB2BF9C87CF592910CD380E8501B92040A39469C782BA383BEAE498C060FCC7C429BC10B7B6B7A0659C9BE03DC13DB46C638CF5E3B22A303726906DC8DD91C64501EBFC282A3A497EC430CACC066EE4BF9C5C8F2F2A05D0C1921A9E3E85E3 | |||
| (PID) Process: | (2116) iSASNXHTTPS.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates\9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6 |
| Operation: | write | Name: | Blob |
Value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| |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4076 | NXiSAS.exe | C:\Users\admin\AppData\Local\Temp\nsj4191.tmp\LangDLL.dll | executable | |
MD5:014A3BE4A7C1CCB217916DBF4F222BD1 | SHA256:09ACFC5EE34A1DFA1AF3A9D34F00C3B1327B56641FEEBD536E13752349C08AC8 | |||
| 4076 | NXiSAS.exe | C:\Users\admin\AppData\Local\Temp\nsj4191.tmp\SimpleSC.dll | executable | |
MD5:7B89329C6D8693FB2F6A4330100490A0 | SHA256:1620CDF739F459D1D83411F93648F29DCF947A910CC761E85AC79A69639D127D | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\iSASHSM.dll | executable | |
MD5:8EF7472ED6B0AAA5B8EF7CDCA4D771C9 | SHA256:492C140EDB12AB84C2FBF0B237A7F3BDB5DD6751C1F383447A2E121BA003B300 | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\ssleay32.dll | executable | |
MD5:4E878F285836AF91B97274B5FBE68ED8 | SHA256:4739B017099E7D36D91551E2BD4107E452756EE20F602FBB1C44E77BD3F87089 | |||
| 4076 | NXiSAS.exe | C:\Users\admin\AppData\Local\Temp\nsj4191.tmp\nsProcess.dll | executable | |
MD5:F0438A894F3A7E01A4AAE8D1B5DD0289 | SHA256:30C6C3DD3CC7FCEA6E6081CE821ADC7B2888542DAE30BF00E881C0A105EB4D11 | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\iSASNXHTTPS.exe | executable | |
MD5:D4B16484524B8F9F8D82BC08B468EC5E | SHA256:7584E7C967A85384DED45DC32A0ACFC1F6873ECC30BC4ED1F936F5BEDBB57852 | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\iSASNXWS.exe | executable | |
MD5:1E1EA38B52978D06C0E99AB971AE5EBE | SHA256:6096C70DE6E7758F6E4CFE565408BB792A22E746E53FC4E91177BE9A700937C8 | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\iSASWebLauncher.exe | executable | |
MD5:C21A2D69574FDCF5C0585D76364EAC24 | SHA256:051AC786C7A0B87F48C776AD25E45F02B5981B626270DB43AC8D92AE3BC9536E | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\RIUS64.dll | executable | |
MD5:30AC8D345A0ACD6F3E8D426C0780BD33 | SHA256:8F0A0177E614074A41DE95698B5A86B5B7CC9E7D616BEF365A359A547F7585D1 | |||
| 4076 | NXiSAS.exe | C:\Program Files\Coocon\NXiSAS\libeay32.dll | executable | |
MD5:2B0482A078A1B50713DEE8D5BF49EEDB | SHA256:27FCE00F66FC06B8E1BEB7780A0A1D787CEB7D44889CFD314FD5CC85BDFC697E | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2108 | iSASWebLauncher.exe | GET | 200 | 220.73.162.237:80 | http://ibase.cybercfo.co.kr/isas/update/module/iSASNXHTTPS.ini | unknown | — | — | unknown |
— | — | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSPwl%2BrBFlJbvzLXU1bGW08VysJ2wQUj%2Bh%2B8G0yagAFI8dwl2o6kP9r6tQCEA9HeLqVGlwrvbOQ88kITbQ%3D | unknown | — | — | unknown |
2116 | iSASNXHTTPS.exe | GET | 200 | 220.73.162.237:80 | http://ibase.cybercfo.co.kr/isas/update/module/NXiSSL.iBz | unknown | — | — | unknown |
2116 | iSASNXHTTPS.exe | GET | 304 | 93.184.221.240:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?7744cd105b3a9c8c | unknown | — | — | unknown |
2116 | iSASNXHTTPS.exe | GET | 200 | 220.73.162.237:80 | http://ibase.cybercfo.co.kr/isas/update/module/NXiSSL.ini | unknown | — | — | unknown |
— | — | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfqhLjKLEJQZPin0KCzkdAQpVYowQUsT7DaQP4v0cB1JgmGggC72NkK8MCEAPxtOFfOoLxFJZ4s9fYR1w%3D | unknown | — | — | unknown |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 224.0.0.252:5355 | — | — | — | unknown |
2108 | iSASWebLauncher.exe | 220.73.162.237:80 | ibase.cybercfo.co.kr | Korea Telecom | KR | unknown |
2116 | iSASNXHTTPS.exe | 220.73.162.237:80 | ibase.cybercfo.co.kr | Korea Telecom | KR | unknown |
2116 | iSASNXHTTPS.exe | 93.184.221.240:80 | ctldl.windowsupdate.com | EDGECAST | GB | whitelisted |
2116 | iSASNXHTTPS.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
ibase.cybercfo.co.kr |
| unknown |
ctldl.windowsupdate.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |