| File name: | fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8 |
| Full analysis: | https://app.any.run/tasks/5d1e7aa6-9dc9-4829-9870-90198bd8b2d0 |
| Verdict: | Malicious activity |
| Threats: | Stealc is a stealer malware that targets victims’ sensitive data, which it exfiltrates from browsers, messaging apps, and other software. The malware is equipped with advanced features, including fingerprinting, control panel, evasion mechanisms, string obfuscation, etc. Stealc establishes persistence and communicates with its C2 server through HTTP POST requests. |
| Analysis date: | June 09, 2025, 05:08:25 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows, 11 sections |
| MD5: | E4F8877239685FD1C3D5C360439E9BB2 |
| SHA1: | D3E1A68F4FD5171624A4F6F2EEC467B2C3A89E85 |
| SHA256: | FD4D94E8D08DDF118FCB55077D3E132ED995A3D13A0BE37CAA9D2CA15C0C50A8 |
| SSDEEP: | 24576:s2o2KWtrE7zLdXwOKM7Uv3T0vRGpsoAdkHh2bbLZfp:sJdCrOdXwO77Uv3T0vRGpsoAdAhibLZh |
MALICIOUS
STEALC has been detected
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
STEALC mutex has been found
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
SUSPICIOUS
Starts application with an unusual extension
- fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe (PID: 3396)
Starts a Microsoft application from unusual location
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
Process drops legitimate windows executable
- fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe (PID: 3396)
Executable content was dropped or overwritten
- fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe (PID: 3396)
Windows Defender mutex has been found
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
INFO
Create files in a temporary directory
- fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe (PID: 3396)
Checks supported languages
- fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe (PID: 3396)
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
Reads the computer name
- 湺渴㑣䝄瘳㙢䑄F (PID: 6108)
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: | 2024:01:15 14:50:05+00:00 |
| ImageFileCharacteristics: | Executable, No line numbers, No symbols, Large address aware, No debug |
| PEType: | PE32+ |
| LinkerVersion: | 2.41 |
| CodeSize: | 1312768 |
| InitializedDataSize: | 1617408 |
| UninitializedDataSize: | 1024 |
| EntryPoint: | 0x13d0 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 5.2 |
| Subsystem: | Windows GUI |
Total processes
131
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1052 | 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
| |||||||||||||||
| 3396 | "C:\Users\admin\AppData\Local\Temp\fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe" | C:\Users\admin\AppData\Local\Temp\fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 384324596 Modules
| |||||||||||||||
| 4300 | "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
| |||||||||||||||
| 6108 | "C:\Users\admin\AppData\Local\Temp\湺渴㑣䝄瘳㙢䑄F" | C:\Users\admin\AppData\Local\Temp\湺渴㑣䝄瘳㙢䑄F | fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Watson Subscriber for SENS Network Notifications Exit code: 0 Version: 11.0.8161 Modules
| |||||||||||||||
Total events
443
Read events
443
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3396 | fd4d94e8d08ddf118fcb55077d3e132ed995a3d13a0be37caa9d2ca15c0c50a8.exe | C:\Users\admin\AppData\Local\Temp\湺渴㑣䝄瘳㙢䑄F | executable | |
MD5:3992F464696B0EEFF236AEF93B1FDBD5 | SHA256:0D1A8457014F2EB2563A91D1509DBA38F6C418FEDF5F241D8579D15A93E40E14 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
19
DNS requests
13
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5496 | MoUsoCoreWorker.exe | GET | 200 | 2.20.245.139:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6416 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.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 |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6416 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | 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 |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5796 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6476 | 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 |
5496 | MoUsoCoreWorker.exe | 2.20.245.139:80 | crl.microsoft.com | Akamai International B.V. | SE | whitelisted |
5496 | MoUsoCoreWorker.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
2112 | 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 |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.160.132:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |