| File name: | Krotten Ransomware.zip |
| Full analysis: | https://app.any.run/tasks/c9321d7c-b393-4564-b213-7f03ca4e5fe2 |
| Verdict: | Malicious activity |
| Analysis date: | April 12, 2025, 16:51:35 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract, compression method=deflate |
| MD5: | 6493140605A60BA8D13A6E5F38C32480 |
| SHA1: | 4358262A146A17EE68CD7F647DBF03959D74D46E |
| SHA256: | FA976B03880E6D29636EFAB8CB5D6F5319329BF70358D9E20E2CD633035D19EB |
| SSDEEP: | 768:j9jyKkY8tCC6tmZw3VsN2wU4NZ4Z9Bdh4SvI2Bo+P5uwhSpSxQ:RjyrV6tyw+NprOhNva+URpSG |
| .zip | | | ZIP compressed archive (100) |
|---|
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | - |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2025:04:12 11:48:56 |
| ZipCRC: | 0x0a27c6e3 |
| ZipCompressedSize: | 27321 |
| ZipUncompressedSize: | 54569 |
| ZipFileName: | Trojan;Win32.Krotten.B.exe |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 556 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=5060 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 632 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3432 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 1064 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=5176 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 1088 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=4648 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 3100 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=5068 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 4112 | "C:\Program Files\RUXIM\PLUGscheduler.exe" | C:\Program Files\RUXIM\PLUGScheduler.exe | — | svchost.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Update LifeCycle Component Scheduler Exit code: 0 Version: 10.0.19041.3623 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4736 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\Krotten Ransomware.zip" | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Exit code: 0 Version: 5.91.0 Modules
| |||||||||||||||
| 4896 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3488 --field-trial-handle=2304,i,13346455763104437414,457010670645804629,262144 --variations-seed-version /prefetch:1 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 6252 | "C:\Users\admin\Desktop\Trojan;Win32.Krotten.B.exe" | C:\Users\admin\Desktop\Trojan;Win32.Krotten.B.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Modules
| |||||||||||||||
| 6468 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3432 --field-trial-handle=2284,i,3354516979911912296,869185283576662518,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 1 |
Value: C:\Users\admin\Desktop\omni_23_10_2024_.zip | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\Krotten Ransomware.zip | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths |
| Operation: | write | Name: | name |
Value: 256 | |||
| (PID) Process: | (4736) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\ArcColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4736 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa4736.1928\Trojan;Win32.Krotten.B.exe | executable | |
MD5:87CCD6F4EC0E6B706D65550F90B0E3C7 | SHA256:E79F164CCC75A5D5C032B4C5A96D6AD7604FAFFB28AFE77BC29B9173FA3543E4 | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.046.etl | binary | |
MD5:A7A21FBC9D00F33F186B34A50E170C13 | SHA256:64CAC91E46D4FC832958232A658431CBF9D8D9F265653ACA2BEB32428D4688EC | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.045.etl | binary | |
MD5:89BD161BF7B46C9078937CF832786737 | SHA256:2B83DF5532E9F54ED301C8F82E2CDD489799C8D5222A2D44C97DCB151A96FAA9 | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.048.etl | binary | |
MD5:A23907B6FDD47DCABFDFD7CF2FCD7671 | SHA256:0C9C33FE9E984A2E5A70EBA51F36B9929A86199E424AF2F8080E1267B87DC970 | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.047.etl | binary | |
MD5:FED961067F664B5381B65A534B7AB728 | SHA256:652F31A8284AE812D1D9D24192BC800976BF74C240591C6AC443A28C4709FB7C | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.049.etl | binary | |
MD5:5EA68411BF8E9EAF4621BAF73F61449E | SHA256:9D4CA5A1D871F819C139A498BB910A63576C2FE6367853544F8D172D8B6EBFF7 | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.039.etl | binary | |
MD5:0DE8B8CBE71A7CD60D67AFE279E1ACB9 | SHA256:D17A442ABEB021BFA77E5EDAB3D7F3C6FFEA9C33B8D04409D149B518C5FDB57C | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.044.etl | binary | |
MD5:B53B2070E686FFB1FBC8B06994E7C8D7 | SHA256:A3ABD06F4E40CB700B1908AB6BCD2E27455E13EF076E0BF2345BB2FA369EF802 | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.035.etl | binary | |
MD5:2FC3641AD4F7A4A3C83C9F3014B0F0A5 | SHA256:92C3D62BC45E1DDFC77DA511ACE5E47D021D69BA625D2766AF91E376102F11AC | |||
| 4112 | PLUGScheduler.exe | C:\ProgramData\PLUG\Logs\RUXIMLog.041.etl | binary | |
MD5:09359EE89B0634478ADFF73CDA7BFB12 | SHA256:4D800AC7C55960B107C9D3E40F63130407835E69DF4F5C558C500FC0BD20D8ED | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.216.77.36:80 | 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 |
— | — | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
5180 | SearchApp.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
5180 | SearchApp.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
— | — | HEAD | 200 | 199.232.214.172:80 | http://msedge.b.tlu.dl.delivery.mp.microsoft.com/filestreamingservice/files/68591036-2289-4858-9f7f-9149e89c8a08?P1=1744954410&P2=404&P3=2&P4=m6G95kqCfhcFvMTzalesOuT9DbrvlZ9QTZxa8chPawZNuTOOp5jrFz64DMEhjYMueuLrT3%2b13s7m3wV6MmfdWA%3d%3d | unknown | — | — | whitelisted |
5180 | SearchApp.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
5180 | SearchApp.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D | unknown | — | — | whitelisted |
5180 | SearchApp.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 23.216.77.36:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.160.22:443 | 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 |
2112 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 104.126.37.131:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
www.bing.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |