| File name: | PrimoCache4.3.0.rar |
| Full analysis: | https://app.any.run/tasks/3541df30-2d45-4b0d-9667-6de6686086a6 |
| Verdict: | Malicious activity |
| Analysis date: | June 25, 2025, 00:22:30 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-rar |
| File info: | RAR archive data, v2.0, os: Unix |
| MD5: | B2845561BD95B2490C6F3AE3381D151A |
| SHA1: | 566D75CE9F80161F29D9215F787F1726D4B58CCE |
| SHA256: | C2745AB970865B6EC343F85924102BAE672F3B79317E71985A785D1CC0C57E85 |
| SSDEEP: | 98304:t1E9SEV5xPgFmOE9AisbeF0h0vGV3VFX7fAYkxsMUdO8Xd6ueufzrdSjd/+cEyN/:c/ZC0GV3VFJfhTrJ9hFI2RfZUkHDy |
MALICIOUS
No malicious indicators.SUSPICIOUS
Starts CMD.EXE for commands execution
- cmd.exe (PID: 1740)
Application launched itself
- cmd.exe (PID: 1740)
Starts application with an unusual extension
- cmd.exe (PID: 1740)
INFO
Manual execution by a user
- cmd.exe (PID: 1740)
- PrimoCache_Srv_Setup_4.3.0.exe (PID: 1944)
- notepad.exe (PID: 1800)
- rundll32.exe (PID: 6700)
- notepad.exe (PID: 6796)
- regedit.exe (PID: 424)
- regedit.exe (PID: 4664)
- CmdColor.exe (PID: 3028)
The sample compiled with english language support
- WinRAR.exe (PID: 1720)
Checks supported languages
- chcp.com (PID: 5352)
- PrimoCache_Srv_Setup_4.3.0.exe (PID: 1944)
- CmdColor.exe (PID: 3028)
Checks operating system version
- cmd.exe (PID: 1740)
Reads security settings of Internet Explorer
- notepad.exe (PID: 1800)
- rundll32.exe (PID: 6700)
- notepad.exe (PID: 6796)
Reads the software policy settings
- rundll32.exe (PID: 6700)
- slui.exe (PID: 3880)
Compiled with Borland Delphi (YARA)
- PrimoCache_Srv_Setup_4.3.0.exe (PID: 1944)
Checks proxy server information
- slui.exe (PID: 3880)
Detects InnoSetup installer (YARA)
- PrimoCache_Srv_Setup_4.3.0.exe (PID: 1944)
Changes the display of characters in the console
- cmd.exe (PID: 1740)
Reads the computer name
- PrimoCache_Srv_Setup_4.3.0.exe (PID: 1944)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .rar | | | RAR compressed archive (v-4.x) (58.3) |
|---|---|---|
| .rar | | | RAR compressed archive (gen) (41.6) |
EXIF
ZIP
| FileVersion: | RAR v4 |
|---|---|
| CompressedSize: | 11873 |
| UncompressedSize: | 11804 |
| OperatingSystem: | Unix |
| ModifyDate: | 2025:06:21 20:32:44 |
| PackingMethod: | Stored |
| ArchivedFileName: | reg\drv.bak\win10-11_srv2016-2022\rxfcv.cat |
Total processes
152
Monitored processes
17
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 424 | "C:\Windows\regedit.exe" C:\Users\admin\Desktop\PrimoCache.reg | C:\Windows\regedit.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Editor Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1036 | reg query HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{7A37EA43-BF6F-4DB7-83DB-97AA19BF9408}_is1 /v InstallLocation | C:\Windows\System32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1720 | "C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\Desktop\PrimoCache4.3.0.rar | C:\Program Files\WinRAR\WinRAR.exe | — | explorer.exe | |||||||||||
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0 Modules
| |||||||||||||||
| 1740 | C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\Desktop\install.bat" " | C:\Windows\System32\cmd.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 255 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1800 | "C:\WINDOWS\system32\NOTEPAD.EXE" C:\Users\admin\Desktop\rxfcv.inf | C:\Windows\System32\notepad.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Notepad Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1944 | "C:\Users\admin\Desktop\PrimoCache_Srv_Setup_4.3.0.exe" | C:\Users\admin\Desktop\PrimoCache_Srv_Setup_4.3.0.exe | — | explorer.exe | |||||||||||
User: admin Company: Romex Software Integrity Level: MEDIUM Description: PrimoCache Setup Version: 4.3.0 Modules
| |||||||||||||||
| 3028 | "C:\Users\admin\Desktop\CmdColor.exe" | C:\Users\admin\Desktop\CmdColor.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Modules
| |||||||||||||||
| 3880 | 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
| |||||||||||||||
| 4112 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4644 | C:\WINDOWS\system32\cmd.exe /S /D /c" echo \033[91m系统中没有正常安装PrimoCache。" | C:\Windows\System32\cmd.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
8 324
Read events
8 315
Write events
9
Delete events
0
Modification events
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 3 |
Value: C:\Users\admin\Desktop\preferences.zip | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 2 |
Value: C:\Users\admin\Desktop\chromium_ext.zip | |||
| (PID) Process: | (1720) 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: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop\PrimoCache4.3.0.rar | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (1720) WinRAR.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList |
| Operation: | write | Name: | ArcSort |
Value: 32 | |||
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
28
TCP/UDP connections
43
DNS requests
19
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1268 | svchost.exe | GET | 200 | 2.19.11.120:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | GET | 200 | 2.19.11.120:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6472 | RUXIMICS.exe | GET | 200 | 2.19.11.120:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | POST | 200 | 40.126.31.69:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 16.7 Kb | whitelisted |
— | — | POST | 200 | 20.190.159.129:443 | https://login.live.com/RST2.srf | unknown | xml | 11.1 Kb | whitelisted |
6472 | RUXIMICS.exe | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | POST | 200 | 40.126.31.73:443 | https://login.live.com/RST2.srf | unknown | xml | 1.24 Kb | whitelisted |
— | — | GET | 304 | 20.109.210.53:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
— | — | GET | 200 | 20.109.210.53:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
3648 | SIHClient.exe | GET | 200 | 2.16.241.12:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.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 |
5944 | MoUsoCoreWorker.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1268 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6472 | RUXIMICS.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | 2.19.11.120:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
1268 | svchost.exe | 2.19.11.120:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
6472 | RUXIMICS.exe | 2.19.11.120:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
5944 | MoUsoCoreWorker.exe | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
1268 | svchost.exe | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |