| File name: | Xpaj.zip |
| Full analysis: | https://app.any.run/tasks/ee04458c-13db-45ac-868e-cf235b6a6109 |
| Verdict: | Malicious activity |
| Threats: | Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns. |
| Analysis date: | March 27, 2025, 02:03:41 |
| 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: | C25490AA28CC7B000388403F522615D9 |
| SHA1: | 288B09D37CF0AC4049CB9B2DBA1FF72A48E2BD8E |
| SHA256: | 7224FF0CED98DABF49CF2B1552BF93CB800B561E41E427117D144490657E98CA |
| SSDEEP: | 24576:h14ePPXWsflZumJjYwD7rI90esvatkZpxdGNqG7Zzr3sYBWQHE347CUC:P4ePPXWsflZumJjbD7rI90esvatkZpxL |
MALICIOUS
Generic archive extractor
- WinRAR.exe (PID: 7432)
Application was injected by another process
- explorer.exe (PID: 5492)
Runs injected code in another process
- xpaj.exe (PID: 7332)
Actions looks like stealing of personal data
- xpaj.exe (PID: 7332)
SUSPICIOUS
Executable content was dropped or overwritten
- xpaj.exe (PID: 7332)
Executes application which crashes
- explorer.exe (PID: 5492)
The process creates files with name similar to system file names
- WerFault.exe (PID: 4428)
Reads security settings of Internet Explorer
- StartMenuExperienceHost.exe (PID: 3192)
Reads the date of Windows installation
- StartMenuExperienceHost.exe (PID: 3192)
- SearchApp.exe (PID: 8148)
There is functionality for taking screenshot (YARA)
- xpaj.exe (PID: 7332)
INFO
Creates files or folders in the user directory
- BackgroundTransferHost.exe (PID: 5508)
- WerFault.exe (PID: 4428)
Reads security settings of Internet Explorer
- explorer.exe (PID: 5492)
- BackgroundTransferHost.exe (PID: 7944)
- BackgroundTransferHost.exe (PID: 7268)
- BackgroundTransferHost.exe (PID: 5508)
- BackgroundTransferHost.exe (PID: 7172)
- BackgroundTransferHost.exe (PID: 1184)
Manual execution by a user
- xpaj.exe (PID: 7332)
- WerFault.exe (PID: 4428)
The sample compiled with russian language support
- WinRAR.exe (PID: 7432)
Checks supported languages
- xpaj.exe (PID: 7332)
- TextInputHost.exe (PID: 6048)
- SearchApp.exe (PID: 8148)
- StartMenuExperienceHost.exe (PID: 3192)
Reads the computer name
- xpaj.exe (PID: 7332)
- StartMenuExperienceHost.exe (PID: 3192)
- TextInputHost.exe (PID: 6048)
- SearchApp.exe (PID: 8148)
Create files in a temporary directory
- xpaj.exe (PID: 7332)
Reads the software policy settings
- BackgroundTransferHost.exe (PID: 5508)
- SearchApp.exe (PID: 8148)
- slui.exe (PID: 7604)
Checks proxy server information
- BackgroundTransferHost.exe (PID: 5508)
- SearchApp.exe (PID: 8148)
Executable content was dropped or overwritten
- WinRAR.exe (PID: 7432)
Reads the machine GUID from the registry
- SearchApp.exe (PID: 8148)
Process checks computer location settings
- StartMenuExperienceHost.exe (PID: 3192)
- SearchApp.exe (PID: 8148)
Reads Environment values
- SearchApp.exe (PID: 8148)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipRequiredVersion: | 20 |
|---|---|
| ZipBitFlag: | - |
| ZipCompression: | Deflated |
| ZipModifyDate: | 2025:03:23 00:20:26 |
| ZipCRC: | 0xc2e1b333 |
| ZipCompressedSize: | 211696 |
| ZipUncompressedSize: | 224256 |
| ZipFileName: | Xpaj/xpaj.exe |
Total processes
157
Monitored processes
18
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1184 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2268 | C:\WINDOWS\System32\rundll32.exe C:\WINDOWS\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding | C:\Windows\System32\rundll32.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3192 | "C:\WINDOWS\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca | C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe | — | svchost.exe | |||||||||||
User: admin Integrity Level: MEDIUM Modules
| |||||||||||||||
| 4428 | C:\WINDOWS\system32\WerFault.exe -u -p 5492 -s 9252 | C:\Windows\System32\WerFault.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Problem Reporting Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4896 | C:\WINDOWS\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.3989_none_7ddb45627cb30e03\TiWorker.exe -Embedding | C:\Windows\WinSxS\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.3989_none_7ddb45627cb30e03\TiWorker.exe | — | svchost.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Modules Installer Worker Version: 10.0.19041.3989 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5020 | C:\WINDOWS\System32\mobsync.exe -Embedding | C:\Windows\System32\mobsync.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Sync Center Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5492 | C:\WINDOWS\Explorer.EXE | C:\Windows\explorer.exe | — | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Explorer Exit code: 1467 Version: 10.0.19041.3758 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5508 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6048 | "C:\WINDOWS\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe" -ServerName:InputApp.AppXjd5de1g66v206tj52m9d0dtpppx4cgpn.mca | C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Version: 123.26505.0.0 Modules
| |||||||||||||||
| 7048 | 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
| |||||||||||||||
Total events
30 182
Read events
29 978
Write events
197
Delete events
7
Modification events
| (PID) Process: | (5492) explorer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Security and Maintenance\Checks\{C8E6F269-B90A-4053-A3BE-499AFCEC98C4}.check.0 |
| Operation: | write | Name: | CheckSetting |
Value: 23004100430042006C006F00620000000000000000000000010000001000000000000000 | |||
| (PID) Process: | (5492) explorer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Shell\Bags\1\Desktop |
| Operation: | write | Name: | IconLayouts |
Value: 00000000000000000000000000000000030001000100010012000000000000002C000000000000003A003A007B00360034003500460046003000340030002D0035003000380031002D0031003000310042002D0039004600300038002D003000300041004100300030003200460039003500340045007D003E002000200000001000000000000000430043006C00650061006E00650072002E006C006E006B003E0020007C0000001500000000000000410064006F006200650020004100630072006F006200610074002E006C006E006B003E0020007C0000000F00000000000000460069007200650066006F0078002E006C006E006B003E0020007C000000150000000000000047006F006F0067006C00650020004300680072006F006D0065002E006C006E006B003E0020007C000000180000000000000056004C00430020006D006500640069006100200070006C0061007900650072002E006C006E006B003E0020007C00000016000000000000004D006900630072006F0073006F0066007400200045006400670065002E006C006E006B003E0020007C0000000D0000000000000053006B007900700065002E006C006E006B003E0020007C0000001000000000000000610062006C00650065006100730074002E007200740066003E002000200000001400000000000000620072006F007700730065007200630065006C006C0073002E007200740066003E002000200000001B000000000000006300680069006E0061007400720061006E00730070006F00720074006100740069006F006E002E0070006E0067003E002000200000001B0000000000000063006F006D006D0075006E00690063006100740069006F006E007200650061006C006C0079002E0070006E0067003E002000200000001D0000000000000065006E00670069006E0065006500720069006E0067006200610063006B00670072006F0075006E0064002E007200740066003E0020002000000015000000000000006C0069006E007500780070006F0073007300690062006C0065002E007200740066003E0020002000000010000000000000006D00610078007700680069006C0065002E0070006E0067003E002000200000000F0000000000000072006F006C0065006D00610078002E0070006E0067003E002000200000001B000000000000007400720061006E00730070006F00720074006100740069006F006E006C0069006E006B0073002E006A00700067003E002000200000000C000000000000005800700061006A002E007A00690070003E00200020000000010000000000000002000100000000000000000001000000000000000200010000000000000000001100000006000000010000001200000000000000000000000000000000000000803F0000004008000000803F0000404009000000803F000080400A000000803F0000A0400B0000000040000000000C00000000400000803F0D0000000040000000400E0000000040000040400F0000000040000080401000000000000000803F0100000000000000004002000000000000004040030000000000000080400400000000000000A04005000000803F0000000006000000803F0000803F0700000000400000A0401100 | |||
| (PID) Process: | (5492) explorer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\Shell\Bags\1\Desktop |
| Operation: | write | Name: | IconNameVersion |
Value: 1 | |||
| (PID) Process: | (5492) explorer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\OneDrive\Accounts |
| Operation: | write | Name: | LastUpdate |
Value: 05B2E46700000000 | |||
| (PID) Process: | (5492) explorer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\SessionInfo\5\ApplicationViewManagement\W32:00000000000702DA |
| Operation: | write | Name: | VirtualDesktop |
Value: 1000000030304456BFA0DB55E4278845B426357D5B5F97B3 | |||
| (PID) Process: | (7432) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (7432) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (7432) 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: | (7432) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\Xpaj.zip | |||
| (PID) Process: | (7432) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
Executable files
9
Suspicious files
60
Text files
114
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5508 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\2ad411be-9777-430c-8d51-9881da656511.down_data | — | |
MD5:— | SHA256:— | |||
| 4428 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_Explorer.EXE_1626d985d464f5b8020e924f4a76428621fe78_a6883b46_1f6596ed-db59-4bdb-9ce2-5b37f7acbec4\Report.wer | — | |
MD5:— | SHA256:— | |||
| 4428 | WerFault.exe | C:\Users\admin\AppData\Local\CrashDumps\explorer.exe.5492.dmp | — | |
MD5:— | SHA256:— | |||
| 5508 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\Microsoft\CryptnetUrlCache\Content\26C212D9399727259664BDFCA073966E_F9F7D6A7ECE73106D2A8C63168CDA10D | binary | |
MD5:FA6095A37891A45F775E9A21DDAA863A | SHA256:9D7DF71A8C9E60562B699363C26409853C04962CEA5482CD56835B600A7CFA7C | |||
| 5492 | explorer.exe | C:\Users\admin\AppData\Local\Microsoft\PenWorkspace\DiscoverCacheData.dat | binary | |
MD5:E49C56350AEDF784BFE00E444B879672 | SHA256:A8BD235303668981563DFB5AAE338CB802817C4060E2C199B7C84901D57B7E1E | |||
| 7432 | WinRAR.exe | C:\Users\admin\AppData\Local\Temp\Rar$DRa7432.36177\Xpaj\xpajB.exe | executable | |
MD5:BD76FC01DEED43CD6E368A1F860D44ED | SHA256:E04C85CD4BFFA1F5465FF62C9BAF0B29B7B2FADDF7362789013FBAC8C90268BF | |||
| 5492 | explorer.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\f01b4d95cf55d32a.automaticDestinations-ms | binary | |
MD5:80ED7ADB24381D048A4456DBA4CD9FCC | SHA256:8F9476D7073B3259F563799D4EF22DCC8767024531B0C6B1FA339576AFC64B89 | |||
| 5492 | explorer.exe | C:\Users\admin\Desktop\xpaj.exe | executable | |
MD5:D5C12FCFEEBBE63F74026601CD7F39B2 | SHA256:9DB7EF2D1495DBA921F3084B05D95E418A16F4C5E8DE93738ABEF2479AD5B0DA | |||
| 4428 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WER76C3.tmp.dmp | binary | |
MD5:FC89F91D09341C4B164FF1C81D080CE0 | SHA256:6E6A1A2CB4CDB024E59697FABD4F4D257021D6ACBE80B325381D0C70EDCAA900 | |||
| 7332 | xpaj.exe | C:\Users\admin\AppData\Local\Temp\73E5.tmp | executable | |
MD5:D5C12FCFEEBBE63F74026601CD7F39B2 | SHA256:9DB7EF2D1495DBA921F3084B05D95E418A16F4C5E8DE93738ABEF2479AD5B0DA | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
32
DNS requests
27
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.216.77.20:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.216.77.20:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5508 | BackgroundTransferHost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
8148 | SearchApp.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
6268 | 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 |
7672 | 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 |
6268 | 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 |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 23.216.77.20:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.216.77.20:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
6544 | svchost.exe | 40.126.31.1:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
7672 | backgroundTaskHost.exe | 20.223.35.26:443 | arc.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
7672 | backgroundTaskHost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
DNS requests
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 |
arc.msn.com |
| whitelisted |
www.bing.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |