| File name: | VolcanoUpdater.exe |
| Full analysis: | https://app.any.run/tasks/172f3335-cbe5-476b-9a34-f9440e610eac |
| Verdict: | Malicious activity |
| Analysis date: | April 25, 2025, 23:12:42 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (console) x86-64, for MS Windows, 8 sections |
| MD5: | 5E911CA90CD25FB9EAA9AF23DC4B1C9D |
| SHA1: | BDF5F476252BECF69582C42F1B37C9D8B05DA583 |
| SHA256: | 96AACE7FCC7C313DE9538B47A2DF9581D2AB8F58C91AFA217DDFBD5BF93DE1BC |
| SSDEEP: | 98304:8pL9sq/BCadH3FXZ3Wox+D2Vy3vpBc0tu8If7DzAS+cdQO0ZbhteiMYGQu:GbZ |
MALICIOUS
No malicious indicators.SUSPICIOUS
Executable content was dropped or overwritten
- VolcanoUpdater.exe (PID: 7336)
- VolcanoUI.exe (PID: 7852)
Reads the date of Windows installation
- VolcanoUpdater.exe (PID: 7336)
Reads the BIOS version
- VolcanoUI.exe (PID: 7852)
Reads security settings of Internet Explorer
- VolcanoUpdater.exe (PID: 7336)
Process drops legitimate windows executable
- VolcanoUI.exe (PID: 7852)
INFO
Checks supported languages
- VolcanoUpdater.exe (PID: 7336)
- VolcanoUI.exe (PID: 7852)
Reads the computer name
- VolcanoUpdater.exe (PID: 7336)
- VolcanoUI.exe (PID: 7852)
Process checks computer location settings
- VolcanoUpdater.exe (PID: 7336)
Create files in a temporary directory
- VolcanoUpdater.exe (PID: 7336)
- VolcanoUI.exe (PID: 7852)
The sample compiled with english language support
- VolcanoUI.exe (PID: 7852)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (87.3) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (6.3) |
| .exe | | | DOS Executable Generic (6.3) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2025:04:20 05:26:21+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.38 |
| CodeSize: | 799744 |
| InitializedDataSize: | 262144 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x84b80 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows command line |
Total processes
136
Monitored processes
6
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7184 | 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
| |||||||||||||||
| 7336 | "C:\Users\admin\AppData\Local\Temp\VolcanoUpdater.exe" | C:\Users\admin\AppData\Local\Temp\VolcanoUpdater.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 7344 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | VolcanoUpdater.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
| |||||||||||||||
| 7456 | 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 Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7488 | "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 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7852 | "C:\Users\admin\AppData\Local\Temp\VolcanoUI.exe" | C:\Users\admin\AppData\Local\Temp\VolcanoUI.exe | VolcanoUpdater.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
Total events
1 333
Read events
1 333
Write events
0
Delete events
0
Modification events
Executable files
3
Suspicious files
17
Text files
74
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\temp | compressed | |
MD5:5A05E5EBA18EABE83299EBC46978FF56 | SHA256:E61F365C57C781404EFCC66B6F7F9DE405891D8440AD3298D0E913C8FCA062F8 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\azcli-BaLxmfj-.js | text | |
MD5:9F8FD789940B11DD714CB454CFF5B730 | SHA256:D47DC669F95028FDC21BD700095C951072088DDD87B458CAD21466794155C0B5 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\csp-5Rap-vPy.js | text | |
MD5:8CB672DB7B68FE7F3F7DFCB05AE388A5 | SHA256:C413FA2B83B1A0B1AF76E822721C4A429163B7BCD477B4DEEBD41F7C4E4C8A20 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\luau-lifter.exe | executable | |
MD5:F1246A49C8183FCFAC4D7669A6C50881 | SHA256:F5AD37B2293814CE33149CA8D8BF1D673AE0C8F3CB025D7B83954EB0E68E631D | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\bat-CFOPXBzS.js | text | |
MD5:4133D4FC714DDF40B53FB1F2F3B15579 | SHA256:471438AB5BC0B324A6B828AC8FA79CD86214FC4C84F4C2E9AAF55CAF56043D92 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\bicep-BfEKNvv3.js | text | |
MD5:D57E65CA5EB6CAF649C5393DC167CB6D | SHA256:9DE9B6AD69CBF4B0D3DA56D87E5F33BF0DD5ECBB1DA2B3DEC999F6AEDA197246 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\clojure-DTECt2xU.js | text | |
MD5:CBE50C2D87AFFE61EE11FAADF2F57252 | SHA256:C897D061A0F39FABC5B9204E0EA8F78FA12C37C4BE45A2749BD1119D2CBCBF68 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\cameligo-BFG1Mk7z.js | text | |
MD5:E9D40B956B6BEC8A5BFFD0D94552B2F8 | SHA256:CC50FE6B6738380FDC2D31D1A2FE210EA67CB19A5F6ABBF91E0AD3A08491A1E5 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\cpp-CLLBncYj.js | text | |
MD5:0F3FCC7CA8691D6CF4FF68B8347D18DD | SHA256:A5FB8F0E4EBFC61B3865C092BD6434A36D24EE6E62477D4ADD55A1D796CD88B4 | |||
| 7336 | VolcanoUpdater.exe | C:\Users\admin\AppData\Local\Temp\bin\page\assets\codicon-DCmgc-ay.ttf | binary | |
MD5:CB7F0A51C106A33FB4ABAB8C454373D8 | SHA256:0F1D5219934E96E83B8DB162D60B4D8C09B5DE1E7D38031CBAFE4A3C0F2889C9 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
23
DNS requests
16
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5496 | MoUsoCoreWorker.exe | GET | 200 | 2.19.11.120:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
756 | lsass.exe | GET | 200 | 142.250.186.67:80 | http://c.pki.goog/r/gsr1.crl | unknown | — | — | whitelisted |
756 | lsass.exe | GET | 200 | 142.250.186.67:80 | http://c.pki.goog/r/r4.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
8176 | SIHClient.exe | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
8176 | SIHClient.exe | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.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 |
|---|---|---|---|---|---|---|
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1616 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | 2.19.11.120:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
5496 | MoUsoCoreWorker.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
7336 | VolcanoUpdater.exe | 104.21.48.1:443 | file.volcano.best | CLOUDFLARENET | — | malicious |
756 | lsass.exe | 142.250.186.67:80 | c.pki.goog | GOOGLE | US | whitelisted |
2112 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
file.volcano.best |
| malicious |
c.pki.goog |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |