| File name: | Robux.exe |
| Full analysis: | https://app.any.run/tasks/053ac035-ca2f-480e-8aa6-5957d04a2282 |
| Verdict: | Malicious activity |
| Threats: | AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions. |
| Analysis date: | August 08, 2024, 08:19:12 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 19A2F0FCB384B31F246FAB43CB8446D7 |
| SHA1: | 95FD873A00C547B4720456F280E9024D1B4980E2 |
| SHA256: | 8D0D2A0C6E54610058B903B773D0F5E0F8E294312B3B02737223DB0C8F599344 |
| SSDEEP: | 1536:HdWen4wfC4RQMbsCbzXHIHGUTXOW50iWP8bJS3bZXS0Gmpx:HdWen4wfC4R3XHIbx83bZPx |
MALICIOUS
ASYNCRAT has been detected (YARA)
- Robux.exe (PID: 6348)
Drops the executable file immediately after the start
- Robux.exe (PID: 6348)
SUSPICIOUS
No suspicious indicators.INFO
Checks supported languages
- Robux.exe (PID: 6348)
Reads the machine GUID from the registry
- Robux.exe (PID: 6348)
Reads the computer name
- Robux.exe (PID: 6348)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
AsyncRat
(PID) Process(6348) Robux.exe
C2 (1)127.0.0.1
Ports (3)6606
7707
8808
Version0.5.8
BotnetDefault
Options
AutoRunfalse
MutexgY12qkvJtnRz
InstallFolder%AppData%
BSoDfalse
AntiVMtrue
Certificates
Cert1MIIE8jCCAtqgAwIBAgIQAPvfhJbk/reqx2tnRCkxAzANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjQwODA2MDc1NjQyWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAM1Fyk32ZBCGrucxObGciPOandIE5JXzfGjXWAiaOZMk9pfAG1n2kMNQLEz+Q+NhwWS/pvS/gKVa...
Server_SignatureUcslJfwIksHS7WAZL8HeIP5k+PH+W/gdIL3H5ZDrfEj4O+vL2tsxZcOmJzNNayFUX13jRIi3QfSwHaFvIykqzGMpVBhmTsiL66L7OW7GwMCjhnz3pHTegWg433uCfsjVF2dH54BlqGyVIQ8pae4kwMVybWJAnAeib3TkUxclTrnDYTdEy1S3SsOB6TCnTKfliPfBeyn1BPz5GeS0esRaI6aveMb+tJE0jDFs+0k+1l0449lXw2RNvQ45eqcPHDqY4QxQhBIMP/Ehfc+UEdJwvAzxSMI7nU8xyKQXuxk1ZoFw...
Keys
AES46cdce94faba84740bdf0a51edcb8ecb88d426607d4aa597c63a9aea65794078
Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:10:16 21:40:53+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 43008 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xc6de |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Stub.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Stub.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
133
Monitored processes
1
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6348 | "C:\Users\admin\AppData\Local\Temp\Robux.exe" | C:\Users\admin\AppData\Local\Temp\Robux.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 Modules
AsyncRat(PID) Process(6348) Robux.exe C2 (1)127.0.0.1 Ports (3)6606 7707 8808 Version0.5.8 BotnetDefault Options AutoRunfalse MutexgY12qkvJtnRz InstallFolder%AppData% BSoDfalse AntiVMtrue Certificates Cert1MIIE8jCCAtqgAwIBAgIQAPvfhJbk/reqx2tnRCkxAzANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjQwODA2MDc1NjQyWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAM1Fyk32ZBCGrucxObGciPOandIE5JXzfGjXWAiaOZMk9pfAG1n2kMNQLEz+Q+NhwWS/pvS/gKVa... Server_SignatureUcslJfwIksHS7WAZL8HeIP5k+PH+W/gdIL3H5ZDrfEj4O+vL2tsxZcOmJzNNayFUX13jRIi3QfSwHaFvIykqzGMpVBhmTsiL66L7OW7GwMCjhnz3pHTegWg433uCfsjVF2dH54BlqGyVIQ8pae4kwMVybWJAnAeib3TkUxclTrnDYTdEy1S3SsOB6TCnTKfliPfBeyn1BPz5GeS0esRaI6aveMb+tJE0jDFs+0k+1l0449lXw2RNvQ45eqcPHDqY4QxQhBIMP/Ehfc+UEdJwvAzxSMI7nU8xyKQXuxk1ZoFw... Keys AES46cdce94faba84740bdf0a51edcb8ecb88d426607d4aa597c63a9aea65794078 Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 | |||||||||||||||
Total events
527
Read events
527
Write events
0
Delete events
0
Modification events
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
4
TCP/UDP connections
37
DNS requests
17
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6892 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
5336 | SearchApp.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
4316 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6920 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | 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 |
|---|---|---|---|---|---|---|
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
5512 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2120 | MoUsoCoreWorker.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4576 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4576 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5336 | SearchApp.exe | 204.79.197.200:443 | www.bing.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
5336 | SearchApp.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
4316 | svchost.exe | 40.126.32.76:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
login.live.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
th.bing.com |
| whitelisted |
fd.api.iris.microsoft.com |
| whitelisted |
arc.msn.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |