| File name: | fxghx.dll |
| Full analysis: | https://app.any.run/tasks/cbbc0fba-7992-4677-bff1-dddfaf1b25b0 |
| Verdict: | Malicious activity |
| Threats: | Latrodectus is a malicious loader that is used by threat actors to gain a foothold on compromised devices and deploy additional malware. It has been associated with the IcedID trojan and has been used by APT groups in targeted attacks. The malware can gather system information, launch executables, and detect sandbox environments. It uses encryption and obfuscation to evade detection and can establish persistence on the infected device. |
| Analysis date: | February 08, 2025, 21:20:35 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (DLL) (GUI) x86-64, for MS Windows, 11 sections |
| MD5: | 5480BBF42E47AFDA9EE1CD3E67176D33 |
| SHA1: | F05E743130FAE50EFABBAC723C43928AB9183C86 |
| SHA256: | E6CD0DDE6CACB65177D316907059D883933EC7033CD2B913AF577FEE1F1D07ED |
| SSDEEP: | 98304:hCDVD2oy0OxpJliDzuEbkj3sDyJ78kEvF+WtVv:EBbkjc |
MALICIOUS
LATRODECTUS mutex has been found
- rundll32.exe (PID: 6380)
- rundll32.exe (PID: 6428)
LATRODECTUS has been detected
- rundll32.exe (PID: 6380)
- rundll32.exe (PID: 6428)
SUSPICIOUS
Executable content was dropped or overwritten
- rundll32.exe (PID: 6380)
Application launched itself
- rundll32.exe (PID: 6380)
Uses RUNDLL32.EXE to load library
- rundll32.exe (PID: 6380)
INFO
Creates files or folders in the user directory
- rundll32.exe (PID: 6380)
Reads security settings of Internet Explorer
- rundll32.exe (PID: 6428)
Checks proxy server information
- rundll32.exe (PID: 6428)
Reads the software policy settings
- rundll32.exe (PID: 6428)
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: | 2016:11:09 00:46:51+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware, DLL |
| PEType: | PE32+ |
| LinkerVersion: | 10 |
| CodeSize: | 1575936 |
| InitializedDataSize: | 747008 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x55410 |
| OSVersion: | 5.2 |
| ImageVersion: | - |
| SubsystemVersion: | 5.2 |
| Subsystem: | Windows GUI |
Total processes
132
Monitored processes
5
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2192 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5432 | "C:\WINDOWS\system32\UCPDMgr.exe" | C:\Windows\System32\UCPDMgr.exe | — | svchost.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: User Choice Protection Manager Exit code: 0 Version: 1.0.0.414301 Modules
| |||||||||||||||
| 6340 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | UCPDMgr.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6380 | "C:\Windows\System32\rundll32.exe" C:\Users\admin\AppData\Local\Temp\fxghx.dll, Header | C:\Windows\System32\rundll32.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6428 | rundll32.exe "C:\Users\admin\AppData\Roaming\Custom_update\Update_28166db2.dll", Header | C:\Windows\System32\rundll32.exe | rundll32.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
728
Read events
725
Write events
3
Delete events
0
Modification events
| (PID) Process: | (6428) rundll32.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (6428) rundll32.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (6428) rundll32.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6380 | rundll32.exe | — | ||
MD5:— | SHA256:— | |||
| 6380 | rundll32.exe | C:\Users\admin\AppData\Roaming\Custom_update\Update_28166db2.dll | executable | |
MD5:5480BBF42E47AFDA9EE1CD3E67176D33 | SHA256:E6CD0DDE6CACB65177D316907059D883933EC7033CD2B913AF577FEE1F1D07ED | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
13
DNS requests
8
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4712 | MoUsoCoreWorker.exe | GET | 200 | 2.17.251.116:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.210.163.238:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | GET | 200 | 2.21.189.233:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
880 | svchost.exe | GET | 200 | 2.21.189.233:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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 | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5064 | SearchApp.exe | 184.51.252.54:443 | — | Akamai International B.V. | SE | unknown |
— | — | 4.231.128.59:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4712 | MoUsoCoreWorker.exe | 2.17.251.116:80 | crl.microsoft.com | Akamai International B.V. | NL | whitelisted |
— | — | 23.210.163.238:80 | ocsp.digicert.com | Akamai International B.V. | US | whitelisted |
4712 | MoUsoCoreWorker.exe | 2.21.189.233:80 | www.microsoft.com | Akamai International B.V. | GB | whitelisted |
880 | svchost.exe | 2.21.189.233:80 | www.microsoft.com | Akamai International B.V. | GB | whitelisted |
4712 | MoUsoCoreWorker.exe | 4.231.128.59:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
880 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
apworsindos.com |
| malicious |
reminasolirol.com |
| malicious |