| File name: | Umbral.exe |
| Full analysis: | https://app.any.run/tasks/62153ea3-77b6-4a17-8794-4c496cfc3d61 |
| Verdict: | Malicious activity |
| Analysis date: | April 24, 2024, 15:53:01 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 25DC4F5F8A7D2DD44EDD42245FEA2EFD |
| SHA1: | A0A9DAEAC28C1CFCC4EE12E25352DFB75D601535 |
| SHA256: | 2895A7B96D040D2EB6C71C95C396DC526F8389EEAACC60F7A632C5239E3CE6EE |
| SSDEEP: | 3072:x1zJQhGjtQmzAvpehGfSdcRCG28C9ZozE0mEjhNSax5qw24QxY8e11sjYmE6ce:WpSdcX3EKhNSax5n2a8e1mj9 |
MALICIOUS
Drops the executable file immediately after the start
- Umbral.exe (PID: 3768)
SUSPICIOUS
Reads the Internet Settings
- Umbral.exe (PID: 3768)
- WMIC.exe (PID: 2132)
Uses WMIC.EXE to obtain Windows Installer data
- Umbral.exe (PID: 3768)
Accesses product unique identifier via WMI (SCRIPT)
- WMIC.exe (PID: 2132)
Checks for external IP
- Umbral.exe (PID: 3768)
Reads settings of System Certificates
- Umbral.exe (PID: 3768)
INFO
Reads Environment values
- Umbral.exe (PID: 3768)
Reads the software policy settings
- Umbral.exe (PID: 3768)
Manual execution by a user
- wmpnscfg.exe (PID: 3332)
Reads the computer name
- wmpnscfg.exe (PID: 3332)
- Umbral.exe (PID: 3768)
Checks supported languages
- Umbral.exe (PID: 3768)
- wmpnscfg.exe (PID: 3332)
Reads the machine GUID from the registry
- Umbral.exe (PID: 3768)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
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: | 2053:02:19 18:54:36+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 48 |
| CodeSize: | 229888 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x3a1de |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| 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: | Payload for Umbral Stealer |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | - |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | - |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
38
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2132 | "wmic.exe" csproduct get uuid | C:\Windows\System32\wbem\WMIC.exe | — | Umbral.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: WMI Commandline Utility Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3332 | "C:\Program Files\Windows Media Player\wmpnscfg.exe" | C:\Program Files\Windows Media Player\wmpnscfg.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Media Player Network Sharing Service Configuration Application Exit code: 0 Version: 12.0.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3768 | "C:\Users\admin\AppData\Local\Temp\Umbral.exe" | C:\Users\admin\AppData\Local\Temp\Umbral.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 1 Version: 1.0.0.0 Modules
| |||||||||||||||
Total events
3 836
Read events
3 810
Write events
26
Delete events
0
Modification events
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASMANCS |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (3768) Umbral.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Umbral_RASMANCS |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
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
1
TCP/UDP connections
6
DNS requests
2
Threats
3
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3768 | Umbral.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | 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 |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 224.0.0.252:5355 | — | — | — | unknown |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3768 | Umbral.exe | 142.250.186.99:443 | gstatic.com | GOOGLE | US | whitelisted |
3768 | Umbral.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | unknown |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
gstatic.com |
| whitelisted |
ip-api.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3768 | Umbral.exe | Potential Corporate Privacy Violation | AV POLICY Internal Host Retrieving External IP Address (ip-api. com) |
3768 | Umbral.exe | Device Retrieving External IP Address Detected | POLICY [ANY.RUN] External Hosting Lookup by ip-api |
3768 | Umbral.exe | Device Retrieving External IP Address Detected | ET POLICY External IP Lookup ip-api.com |