| File name: | SecuriteInfo.com.Win32.Evo-gen.25063.6280 |
| Full analysis: | https://app.any.run/tasks/e0790b45-f4b1-43d1-b082-bc0a66039d94 |
| 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: | September 19, 2024, 17:26:33 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | ACCCB5D6308487DA88B2F05B2F4F6234 |
| SHA1: | 78F5F4776947FFD55850B376211D6C8B1139E202 |
| SHA256: | F188AAF2E67A048F1CFA0AB7758AC80B0E4A1167042F55176E4AC0D273B26744 |
| SSDEEP: | 98304:LVe8HeHYaUvdDfd01sXmhiHaIPUDW9XafhvN:o |
MALICIOUS
StealC has been detected
- BitLockerToGo.exe (PID: 5172)
STEALC has been detected (SURICATA)
- BitLockerToGo.exe (PID: 5172)
Connects to the CnC server
- BitLockerToGo.exe (PID: 5172)
Stealers network behavior
- BitLockerToGo.exe (PID: 5172)
SUSPICIOUS
There is functionality for communication over UDP network (YARA)
- SecuriteInfo.com.Win32.Evo-gen.25063.6280.exe (PID: 6548)
Reads security settings of Internet Explorer
- BitLockerToGo.exe (PID: 5172)
Contacting a server suspected of hosting an CnC
- BitLockerToGo.exe (PID: 5172)
Windows Defender mutex has been found
- BitLockerToGo.exe (PID: 5172)
INFO
Checks supported languages
- SecuriteInfo.com.Win32.Evo-gen.25063.6280.exe (PID: 6548)
- BitLockerToGo.exe (PID: 5172)
Creates files or folders in the user directory
- BitLockerToGo.exe (PID: 5172)
Reads the computer name
- BitLockerToGo.exe (PID: 5172)
Checks proxy server information
- BitLockerToGo.exe (PID: 5172)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 0000:00:00 00:00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 3 |
| CodeSize: | 4738560 |
| InitializedDataSize: | 385024 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x732c0 |
| OSVersion: | 6.1 |
| ImageVersion: | 1 |
| SubsystemVersion: | 6.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.1.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Windows, Latin1 |
| CompanyName: | MiTeC |
| FileDescription: | Desktop Explorer |
| FileVersion: | 1.1.0.0 |
| LegalCopyright: | Copyright (c) 2012-2024, Michal Mutl |
| LegalTrademarks: | All rights reserved |
| ProductName: | Desktop Explorer |
| ProductVersion: | 1.0.0.0 |
| OriginalFileName: | DeskExp.exe |
| BuildTimestamp: | 2024-02-15 11:56:51 |
Total processes
122
Monitored processes
2
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5172 | "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe" | C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe | SecuriteInfo.com.Win32.Evo-gen.25063.6280.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BitLocker To Go Reader Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6548 | "C:\Users\admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Evo-gen.25063.6280.exe" | C:\Users\admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Evo-gen.25063.6280.exe | explorer.exe | ||||||||||||
User: admin Company: MiTeC Integrity Level: MEDIUM Description: Desktop Explorer Exit code: 666 Version: 1.1.0.0 Modules
| |||||||||||||||
Total events
1 467
Read events
1 464
Write events
3
Delete events
0
Modification events
| (PID) Process: | (5172) BitLockerToGo.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (5172) BitLockerToGo.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (5172) BitLockerToGo.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
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
7
TCP/UDP connections
27
DNS requests
14
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2120 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
2952 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
5172 | BitLockerToGo.exe | GET | 200 | 45.200.149.53:80 | http://45.200.149.53/ | unknown | — | — | unknown |
4980 | SIHClient.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
4980 | SIHClient.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
5172 | BitLockerToGo.exe | POST | 200 | 45.200.149.53:80 | http://45.200.149.53/281e4696f6bc0de6.php | unknown | — | — | unknown |
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 |
4040 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2120 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
— | — | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
— | — | 20.42.65.85:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | US | unknown |
— | — | 104.126.37.128:443 | — | Akamai International B.V. | DE | unknown |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2952 | svchost.exe | 20.190.159.73:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |
dns.msftncsi.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
5172 | BitLockerToGo.exe | Malware Command and Control Activity Detected | STEALER [ANY.RUN] Stealc HTTP POST Request |
5172 | BitLockerToGo.exe | Malware Command and Control Activity Detected | ET MALWARE [SEKOIA.IO] Win32/Stealc C2 Check-in |