| File name: | b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28 |
| Full analysis: | https://app.any.run/tasks/ec3ee122-46a1-46b6-8f9a-1118e7f40419 |
| 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: | April 15, 2025, 19:17:33 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | F4459C4F5A7ED248626D3A0562F663CF |
| SHA1: | 539490DE803F3BBA29EAB587A8D520E8A9C360CE |
| SHA256: | B9C4B96F9B8CACEC9F2A7E60CAE1943676A736FBE8ACBE238C9E4F45E3E5AC28 |
| SSDEEP: | 1536:BMWtYwbwgYm0ebCloq93r6WztbKKSW+qh7m1f+:BMWtYwbwgYfoq97xbKU+Zm |
MALICIOUS
ASYNCRAT has been detected (MUTEX)
- b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe (PID: 7452)
ASYNCRAT has been detected (YARA)
- b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe (PID: 7452)
SUSPICIOUS
No suspicious indicators.INFO
Checks supported languages
- b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe (PID: 7452)
Reads the machine GUID from the registry
- b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe (PID: 7452)
Reads the computer name
- b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe (PID: 7452)
Checks proxy server information
- slui.exe (PID: 7868)
Reads the software policy settings
- slui.exe (PID: 7868)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
AsyncRat
(PID) Process(7452) b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe
C2 (1)https://a36e-78-175-182-33.ngrok-free.app
Ports (1)8080
Version0.5.7B
BotnetDefault
Options
AutoRunfalse
MutexAsyncMutex_6SI8OkPnk
InstallFolder%AppData%
BSoDfalse
AntiVMfalse
Certificates
Cert1MIIE8jCCAtqgAwIBAgIQAPScq8/BwsXbQznkKm4pXTANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjUwNDEzMDkyMjIxWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAOL/e/howoO4XI0hKpOtgaifCTQJOnFUWCv+z92Sm+jL7HFzP74fuv7d8rxI0L+vfqXX+jZ++w/A...
Server_SignaturezlXL9aUUPiVCS3ie38D827KOVu0xrLh9vhMChdKFNSJR03dPpcNMIWrMMYt5+1dHtrRpWkBYy439bTQdZ0AVj+FKrpGoO/6JlulHfZeMmkDqwMiKzdi47LEcwbKoGVXwNcv0K8zmWHHjs/E5pWLeYH7L84dUu4L3U5JcYm+0WfsDrYjKim5qW4gadiSPUUhFAvzZ4GP4H0OiToheNtJD5oObd7ktWbrM+PgV+4cOBKp25y5b3r24I13xc7DnxFbzZPFemIvLdqzN2S/Psw0xU3JIs5R0EVLhTBkOFZ2VHJ21...
Keys
AESfe898647c5e52b8c829e9a41b834a9530f68686d20898a870792749ccb6e3fd5
Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.4) |
| .exe | | | Win32 Executable (generic) (5.1) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:10:25 01:25:26+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 45568 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xd09e |
| 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
126
Monitored processes
2
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7452 | "C:\Users\admin\Desktop\b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe" | C:\Users\admin\Desktop\b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 Modules
AsyncRat(PID) Process(7452) b9c4b96f9b8cacec9f2a7e60cae1943676a736fbe8acbe238c9e4f45e3e5ac28.exe C2 (1)https://a36e-78-175-182-33.ngrok-free.app Ports (1)8080 Version0.5.7B BotnetDefault Options AutoRunfalse MutexAsyncMutex_6SI8OkPnk InstallFolder%AppData% BSoDfalse AntiVMfalse Certificates Cert1MIIE8jCCAtqgAwIBAgIQAPScq8/BwsXbQznkKm4pXTANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjUwNDEzMDkyMjIxWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAOL/e/howoO4XI0hKpOtgaifCTQJOnFUWCv+z92Sm+jL7HFzP74fuv7d8rxI0L+vfqXX+jZ++w/A... Server_SignaturezlXL9aUUPiVCS3ie38D827KOVu0xrLh9vhMChdKFNSJR03dPpcNMIWrMMYt5+1dHtrRpWkBYy439bTQdZ0AVj+FKrpGoO/6JlulHfZeMmkDqwMiKzdi47LEcwbKoGVXwNcv0K8zmWHHjs/E5pWLeYH7L84dUu4L3U5JcYm+0WfsDrYjKim5qW4gadiSPUUhFAvzZ4GP4H0OiToheNtJD5oObd7ktWbrM+PgV+4cOBKp25y5b3r24I13xc7DnxFbzZPFemIvLdqzN2S/Psw0xU3JIs5R0EVLhTBkOFZ2VHJ21... Keys AESfe898647c5e52b8c829e9a41b834a9530f68686d20898a870792749ccb6e3fd5 Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 | |||||||||||||||
| 7868 | 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
| |||||||||||||||
Total events
3 775
Read events
3 775
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
21
DNS requests
7
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2104 | svchost.exe | GET | 200 | 193.108.153.150:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
4212 | RUXIMICS.exe | GET | 200 | 193.108.153.150:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | POST | 500 | 40.91.76.224:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | xml | 512 b | whitelisted |
— | — | POST | 500 | 20.83.72.98:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | xml | 512 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4212 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | 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 |
2104 | svchost.exe | 193.108.153.150:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
4212 | RUXIMICS.exe | 193.108.153.150:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
2104 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6268 | slui.exe | 20.83.72.98:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
7868 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |