| File name: | Mxs_win7-11_MSTerams_2.36.exe |
| Full analysis: | https://app.any.run/tasks/4d4dc2a7-3a45-45d0-989c-25df5edbf521 |
| Verdict: | Malicious activity |
| Threats: | A backdoor is a type of cybersecurity threat that allows attackers to secretly compromise a system and conduct malicious activities, such as stealing data and modifying files. Backdoors can be difficult to detect, as they often use legitimate system applications to evade defense mechanisms. Threat actors often utilize special malware, such as PlugX, to establish backdoors on target devices. |
| Analysis date: | June 01, 2025, 15:15:06 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 11 sections |
| MD5: | 5365A0E786C2772BE3D642AFABFB6525 |
| SHA1: | 09AFE24EE212EE0978FD9C8A89F6945C8046C30D |
| SHA256: | C88AB130CE39EB602B71AA22312B20C9485C86AE6680B2081701312E5321F780 |
| SSDEEP: | 196608:Xtj6gO0DG99C9jJoiXEgzzmNq020YVQ3MJxDmTmqazY+E3NCcqLZE3OAltbS:XYg5yOJo2zzmQlBFCTWbCNHtOx |
| .exe | | | Inno Setup installer (67.7) |
|---|---|---|
| .exe | | | Win32 EXE PECompact compressed (generic) (25.6) |
| .exe | | | Win32 Executable (generic) (2.7) |
| .exe | | | Win16/32 Executable Delphi generic (1.2) |
| .exe | | | Generic Win/DOS Executable (1.2) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2024:07:12 07:26:53+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 2.25 |
| CodeSize: | 685056 |
| InitializedDataSize: | 171520 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xa83bc |
| OSVersion: | 6.1 |
| ImageVersion: | - |
| SubsystemVersion: | 6.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | This installation was built with Inno Setup. |
| CompanyName: | |
| FileDescription: | IEGKLSHJGHLKRHGLJKERH2003KLJSTHKLREHYKJGYK Setup |
| FileVersion: | |
| LegalCopyright: | |
| OriginalFileName: | |
| ProductName: | IEGKLSHJGHLKRHGLJKERH2003KLJSTHKLREHYKJGYK |
| ProductVersion: | 4.7.14.16 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1512 | "C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\Sioixerozzy.exe" | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\Sioixerozzy.exe | Mxs_win7-11_MSTerams_2.36.tmp | ||||||||||||
User: admin Company: PF SKB Kontur AO Integrity Level: HIGH Description: Kontur.Plugin Exit code: 0 Version: 4.8.0.1504 Modules
xor-url(PID) Process(1512) Sioixerozzy.exe Decrypted-URLs (31)http://cacerts.digicert.com/DigiCertAssuredIDRootCA.crt0E http://cacerts.digicert.com/DigiCertTrustedG4CodeSigningRSA4096SHA3842021CA1.crt0 http://cacerts.digicert.com/DigiCertTrustedG4RSA4096SHA256TimeStampingCA.crt0 http://cacerts.digicert.com/DigiCertTrustedRootG4.crt0C http://crl.globalsign.com/gs/gscodesigng2.crl0 http://crl.globalsign.com/gs/gstimestampingg2.crl0T http://crl.globalsign.net/root.crl0 http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl0Z http://crl.microsoft.com/pki/crl/products/MicrosoftCodeVerifRoot.crl0 http://crl3.digicert.com/DigiCertAssuredIDRootCA.crl0 http://crl3.digicert.com/DigiCertTrustedG4CodeSigningRSA4096SHA3842021CA1.crl0S http://crl3.digicert.com/DigiCertTrustedG4RSA4096SHA256TimeStampingCA.crl0 http://crl3.digicert.com/DigiCertTrustedRootG4.crl0 http://crl4.digicert.com/DigiCertTrustedG4CodeSigningRSA4096SHA3842021CA1.crl0 http://ocsp.digicert.com0 http://ocsp.digicert.com0A http://ocsp.digicert.com0C http://ocsp.digicert.com0X http://ocsp2.globalsign.com/gscodesigng20 http://secure.globalsign.com/cacert/gscodesigng2.crt04 http://secure.globalsign.com/cacert/gstimestampingg2.crt0 http://www.digicert.com/CPS0 http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0 http://www.microsoft.com/pkiops/Docs/Repository.htm0 http://www.microsoft.com/pkiops/certs/Microsoft%20Time-Stamp%20PCA%202010(1).crt0 http://www.microsoft.com/pkiops/certs/Microsoft%20Windows%20Third%20Party%20Component%20CA%202014.crt0 http://www.microsoft.com/pkiops/crl/Microsoft%20Time-Stamp%20PCA%202010(1).crl0l http://www.microsoft.com/pkiops/crl/Microsoft%20Windows%20Third%20Party%20Component%20CA%202014.crl0 https://www.globalsign.com/repository/0 https://www.globalsign.com/repository/03 https://www.microsoft.com/en-us/windows (PID) Process(1512) Sioixerozzy.exe Decrypted-URLs (9)http://crl.globalsign.com/gs/gscodesigng2.crl0 http://crl.globalsign.com/gs/gstimestampingg2.crl0T http://crl.globalsign.net/root.crl0 http://crl.microsoft.com/pki/crl/products/MicrosoftCodeVerifRoot.crl0 http://ocsp2.globalsign.com/gscodesigng20 http://secure.globalsign.com/cacert/gscodesigng2.crt04 http://secure.globalsign.com/cacert/gstimestampingg2.crt0 https://www.globalsign.com/repository/0 https://www.globalsign.com/repository/03 | |||||||||||||||
| 2332 | "C:\Users\admin\AppData\Local\Temp\is-MKIIS.tmp\Mxs_win7-11_MSTerams_2.36.tmp" /SL5="$60364,33385641,857600,C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe" | C:\Users\admin\AppData\Local\Temp\is-MKIIS.tmp\Mxs_win7-11_MSTerams_2.36.tmp | — | Mxs_win7-11_MSTerams_2.36.exe | |||||||||||
User: admin Company: Integrity Level: MEDIUM Description: Setup/Uninstall Exit code: 0 Version: 51.1052.0.0 Modules
| |||||||||||||||
| 4016 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4228 | powershell.exe -Command "Add-MpPreference -ExclusionPath "C:\ProgramData\5b3eOGXN"" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | Sioixerozzy.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4892 | "C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe" | C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe | explorer.exe | ||||||||||||
User: admin Company: Integrity Level: MEDIUM Description: IEGKLSHJGHLKRHGLJKERH2003KLJSTHKLREHYKJGYK Setup Exit code: 0 Version: Modules
| |||||||||||||||
| 5360 | "C:\ProgramData\5b3eOGXN\QMUpload.exe" | C:\ProgramData\5b3eOGXN\QMUpload.exe | QMUpload.exe | ||||||||||||
User: SYSTEM Company: Tencent Integrity Level: SYSTEM Description: 腾讯电脑管家-下载中心 Version: 17.6.27115.207 Modules
| |||||||||||||||
| 6368 | C:\ProgramData\5b3eOGXN\QMUpload.exe | C:\ProgramData\5b3eOGXN\QMUpload.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Tencent Integrity Level: SYSTEM Description: 腾讯电脑管家-下载中心 Version: 17.6.27115.207 Modules
| |||||||||||||||
| 6584 | "C:\Users\admin\AppData\Local\Temp\is-7IT9B.tmp\Mxs_win7-11_MSTerams_2.36.tmp" /SL5="$140274,33385641,857600,C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe" /SPAWNWND=$8031C /NOTIFYWND=$60364 | C:\Users\admin\AppData\Local\Temp\is-7IT9B.tmp\Mxs_win7-11_MSTerams_2.36.tmp | Mxs_win7-11_MSTerams_2.36.exe | ||||||||||||
User: admin Company: Integrity Level: HIGH Description: Setup/Uninstall Exit code: 0 Version: 51.1052.0.0 Modules
| |||||||||||||||
| 7484 | "C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe" /SPAWNWND=$8031C /NOTIFYWND=$60364 | C:\Users\admin\AppData\Local\Temp\Mxs_win7-11_MSTerams_2.36.exe | Mxs_win7-11_MSTerams_2.36.tmp | ||||||||||||
User: admin Company: Integrity Level: HIGH Description: IEGKLSHJGHLKRHGLJKERH2003KLJSTHKLREHYKJGYK Setup Exit code: 0 Version: Modules
| |||||||||||||||
| 7504 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (1512) Sioixerozzy.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\SKBKontur |
| Operation: | write | Name: | clientId |
Value: dae02723-7300-4ac9-a856-1b511ae3cd8d | |||
| (PID) Process: | (5360) QMUpload.exe | Key: | HKEY_USERS\.DEFAULT\Software\Microsoft\ActiveMovie\devenum |
| Operation: | write | Name: | Version |
Value: 7 | |||
| (PID) Process: | (5360) QMUpload.exe | Key: | HKEY_USERS\S-1-5-21-1693682860-607145093-2874071422-1001\Console |
| Operation: | write | Name: | InstallTime_ATK |
Value: 2025-06-01 15:15:50 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1512 | Sioixerozzy.exe | C:\ProgramData\5b3eOGXN\QMStuck.dll | — | |
MD5:— | SHA256:— | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\README.md | text | |
MD5:F10079BFE84A68E061DA63F6433AF922 | SHA256:F67855A06F828C7D90A181EAD88C1574F7EA3DF20C9B9D4C15B81C50B64B1104 | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\is-RA0AL.tmp | executable | |
MD5:A88CA8E2493936C370BBE4A9594B1228 | SHA256:0C95E113C7D53FD05AC8A9B5CE88AB9DA6330BD3DCB4407AEB6969625E9343AF | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\is-E48A3.tmp | text | |
MD5:F10079BFE84A68E061DA63F6433AF922 | SHA256:F67855A06F828C7D90A181EAD88C1574F7EA3DF20C9B9D4C15B81C50B64B1104 | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\Sioixerozzy.exe | executable | |
MD5:A88CA8E2493936C370BBE4A9594B1228 | SHA256:0C95E113C7D53FD05AC8A9B5CE88AB9DA6330BD3DCB4407AEB6969625E9343AF | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\is-3PVMN.tmp | binary | |
MD5:222609CBAE5F0229E95BCE8BBD5D0AED | SHA256:EE6F5B9ACF5F88A2F9615677844CE0AC0F605C28C45E198FDE7CF45518881157 | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\libdefr.dat | binary | |
MD5:781E429CFAF4200F9ADC1E936D3A442E | SHA256:3CC80D1168B2C693C2E04946D3DF32996E32F9AFB983F959BF8D16AA66C8E8AF | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\is-JR91A.tmp | binary | |
MD5:781E429CFAF4200F9ADC1E936D3A442E | SHA256:3CC80D1168B2C693C2E04946D3DF32996E32F9AFB983F959BF8D16AA66C8E8AF | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\is-UETTH.tmp | executable | |
MD5:7EE6219D0F497752AA7F1C129CA50BC1 | SHA256:C8DB62BED2305B35860BA601C926F664DA5C49CB58DB6E364F0ED2805AF511F0 | |||
| 6584 | Mxs_win7-11_MSTerams_2.36.tmp | C:\Users\admin\AppData\Roaming\fslkegjlksjhlkehsftjdrhyGYfuhkhesgdrhdrhdrtgykftjftjFTJFTJSEFgykGSDFDFHrdhrhdfgyjgyksgfftjtfjftjhulwesdgjek\unins000.dat | binary | |
MD5:222609CBAE5F0229E95BCE8BBD5D0AED | SHA256:EE6F5B9ACF5F88A2F9615677844CE0AC0F605C28C45E198FDE7CF45518881157 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1328 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
1328 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.48.23.164:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
5056 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
3176 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.48.23.164:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5496 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5056 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 40.126.32.68:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
5360 | QMUpload.exe | Malware Command and Control Activity Detected | ET MALWARE Winos4.0 Framework CnC Login Message |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | ET MALWARE Winos4.0 Framework CnC Login Message CnC Server Response |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | ET MALWARE Winos4.0 Framework CnC Login Message |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | BACKDOOR [ANY.RUN] SilverFox Keep-Alive Client Packet |
5360 | QMUpload.exe | Malware Command and Control Activity Detected | ET MALWARE Winos4.0 Framework CnC Login Message CnC Server Response |