| File name: | 21797763261.zip |
| Full analysis: | https://app.any.run/tasks/21dfd893-1eb2-4f58-99cc-b9de08faaa03 |
| Verdict: | Malicious activity |
| Threats: | MassLogger is a credential stealer and keylogger first identified in April 2020. It has been actively used in cyber campaigns to exfiltrate sensitive information from compromised systems. It is designed for easy use by less tech-savvy actors and is prominent for the capability of spreading via USB drives. It targets both individuals and organizations in various industries, mostly in Europe and the USA. |
| Analysis date: | March 24, 2025, 11:35:48 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract, compression method=deflate |
| MD5: | 78737FB33DE64230B980E85DFC796A39 |
| SHA1: | A6D63BDBD8CCE9BFCE74C0E4A32152147A553634 |
| SHA256: | 973ED5CF175A41839783BDC8FE03C5C66C3D73582D48FD12103222AA5EBE5738 |
| SSDEEP: | 12288:U3g6xdWsK8I5D3yKWrsUJf79ABdpRE9RxkviBGWi7+HCz:U3g6LLK8IJ1WrLx9ABPRC/oiBNi7+HCz |
| .zip | | | ZIP compressed archive (100) |
|---|
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | 0x0009 |
| ZipCompression: | Deflated |
| ZipModifyDate: | 1980:00:00 00:00:00 |
| ZipCRC: | 0x9e3ae309 |
| ZipCompressedSize: | 365025 |
| ZipUncompressedSize: | 378368 |
| ZipFileName: | a86312290aa0824dfeb7585861527a2cf0cc8dc8232006bc65b165abc122a2e7 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4228 | "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\admin\Desktop\a86312290aa0824dfeb7585861527a2cf0cc8dc8232006bc65b165abc122a2e7.xls" | C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 16.0.16026.20146 Modules
| |||||||||||||||
| 5608 | "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\admin\Desktop\a86312290aa0824dfeb7585861527a2cf0cc8dc8232006bc65b165abc122a2e7.xls" | C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Exit code: 0 Version: 16.0.16026.20146 Modules
| |||||||||||||||
| 6988 | "C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE" | C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Excel Version: 16.0.16026.20146 Modules
| |||||||||||||||
| 7284 | "C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\21797763261.zip | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | ||||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 7420 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Exit code: 0 Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7452 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | SppExtComObj.Exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7840 | 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 Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7952 | C:\WINDOWS\splwow64.exe 8192 | C:\Windows\splwow64.exe | — | EXCEL.EXE | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Print driver host for applications Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (7284) 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: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\21797763261.zip | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (7284) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\Interface |
| Operation: | write | Name: | ShowPassword |
Value: 0 | |||
| (PID) Process: | (5608) EXCEL.EXE | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Common\ClientTelemetry\Sampling |
| Operation: | write | Name: | 1 |
Value: 01D014000000001000B24E9A3E02000000000000000600000000000000 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7284 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRb7284.47306\a86312290aa0824dfeb7585861527a2cf0cc8dc8232006bc65b165abc122a2e7 | document | |
MD5:82E42DCC359251E2345F5A056546E769 | SHA256:A86312290AA0824DFEB7585861527A2CF0CC8DC8232006BC65B165ABC122A2E7 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Office\16.0\WebServiceCache\AllUsers\officeclient.microsoft.com\2E84245D-8D26-4161-92AB-45FDBE3212D5 | xml | |
MD5:4ABA12918FF98359668EB39718743A94 | SHA256:7024AB8558890650C088C72687ECC0C8B97691CFEB863F40DA65EE8AD60EF8E5 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_CBDCCBFE4F7A916411C1E69BDD97BB04 | binary | |
MD5:32222D0F7DF1A8B398756CF85107B8B6 | SHA256:761C1E34E67A4BB2A60BBF57DCFF5632BBF1FD32AE7D796BB731E675BEA4CA3B | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\R7H1BZR9T6DF29YRTP82.temp | binary | |
MD5:4FCB2A3EE025E4A10D21E1B154873FE2 | SHA256:90BF6BAA6F968A285F88620FBF91E1F5AA3E66E2BAD50FD16F37913280AD8228 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\C77YDTO214RB2DC1M8JU.temp | binary | |
MD5:E4A1661C2C886EBB688DEC494532431C | SHA256:B76875C50EF704DBBF7F02C982445971D1BBD61AEBE2E4B28DDC58A1D66317D5 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Office\16.0\Personalization\Governance\Anonymous\floodgatecampaigns.json.tmp | binary | |
MD5:C1AE3BCF1E90583A6F77D255C39E84D0 | SHA256:EF1DABA96078BC69F9FCBA5202EE154E972977AD99F9A38D44768D72B6DAC7E1 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Office\16.0\UsageMetricsStore\FileActivityStoreV3\Excel\ASkwMDAwMDAwMC0wMDAwLTAwMDAtMDAwMC0wMDAwMDAwMDAwMDBfTnVsbAA.S | binary | |
MD5:84CC4FA7E28370796B0CB8F1F4B97CDF | SHA256:673C0B94A1339EEC02A5104D45F8F8B6613C017C7FBD9A63F191DEC5E0359448 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms | binary | |
MD5:E4A1661C2C886EBB688DEC494532431C | SHA256:B76875C50EF704DBBF7F02C982445971D1BBD61AEBE2E4B28DDC58A1D66317D5 | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Local\Microsoft\Office\16.0\Personalization\Content\Anonymous\Insights.json.tmp | binary | |
MD5:AE300873485F155E0D2979856CF067A7 | SHA256:1252071963585A68C0738155366EB7DA64260B45FF9EA87D8D2BB829D895F5BC | |||
| 5608 | EXCEL.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms~RF1172cc.TMP | binary | |
MD5:E4A1661C2C886EBB688DEC494532431C | SHA256:B76875C50EF704DBBF7F02C982445971D1BBD61AEBE2E4B28DDC58A1D66317D5 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
7620 | backgroundTaskHost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
2284 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 104.124.11.58:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 104.124.11.58:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
2284 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
2924 | SearchApp.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
4228 | EXCEL.EXE | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D | unknown | — | — | whitelisted |
5608 | EXCEL.EXE | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
5496 | MoUsoCoreWorker.exe | 104.124.11.58:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 104.124.11.58:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
2104 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2112 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3216 | svchost.exe | 40.113.103.199:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 20.190.160.131:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
arc.msn.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |