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| File name: | er.exe |
| Full analysis: | https://app.any.run/tasks/ca7c3d5b-89bb-4b47-a135-15ad55ccf713 |
| Verdict: | Malicious activity |
| Threats: | XWorm is a remote access trojan (RAT) sold as a malware-as-a-service. It possesses an extensive hacking toolset and is capable of gathering private information and files from the infected computer, hijacking MetaMask and Telegram accounts, and tracking user activity. XWorm is typically delivered to victims' computers through multi-stage attacks that start with phishing emails. |
| Analysis date: | July 14, 2024 at 00:00:56 |
| 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: | 9671B824EE58139BF10084B1B336A0D2 |
| SHA1: | C6F13AFD0AE2C16C1E148DC1BE6793D1D2E001A5 |
| SHA256: | 86DCDC6B0FED5B4B5D621D1616F7383AF5E4438E3C3277CF311C08D249A80E90 |
| SSDEEP: | 768:Af+ZWmGJcrZc+ysZSiCRCc8CXCNCdCsCECbCEC8VW/2g/4L1ydRTibjOWZBO/y/C:ecU6h1TIr6+Z5hb2hH1aXiq6RZOv61g |
MALICIOUS
XWORM has been detected (YARA)
- er.exe (PID: 3268)
Drops the executable file immediately after the start
- er.exe (PID: 3268)
Changes the autorun value in the registry
- er.exe (PID: 3268)
Uses Task Scheduler to run other applications
- er.exe (PID: 3268)
Create files in the Startup directory
- er.exe (PID: 3268)
SUSPICIOUS
Reads the Internet Settings
- rundll32.exe (PID: 3344)
- er.exe (PID: 3268)
Reads security settings of Internet Explorer
- er.exe (PID: 3268)
Executable content was dropped or overwritten
- er.exe (PID: 3268)
Checks for external IP
- er.exe (PID: 3268)
Reads settings of System Certificates
- er.exe (PID: 3268)
The process executes via Task Scheduler
- svchost (PID: 2840)
- svchost (PID: 3556)
Connects to unusual port
- er.exe (PID: 3268)
INFO
Checks proxy server information
- rundll32.exe (PID: 3344)
Checks supported languages
- er.exe (PID: 3268)
- svchost (PID: 3556)
- svchost (PID: 2840)
Reads the machine GUID from the registry
- er.exe (PID: 3268)
- svchost (PID: 2840)
- svchost (PID: 3556)
Reads the computer name
- er.exe (PID: 3268)
- svchost (PID: 2840)
- svchost (PID: 3556)
Creates files or folders in the user directory
- rundll32.exe (PID: 3344)
- er.exe (PID: 3268)
Creates files in the program directory
- er.exe (PID: 3268)
Disables trace logs
- er.exe (PID: 3268)
Reads Environment values
- er.exe (PID: 3268)
Reads the software policy settings
- er.exe (PID: 3268)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(3268) er.exe
C2https://pastebin.com/raw/sGaZ7csB:<123456789>
Keys
AES<Xwormmm>
Options
Splitter3
Sleep timeXWorm V5.6
USB drop nameUSB.exe
MutexiiJ1d4WuYheUhuv6
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
| AssemblyVersion: | 1.0.0.0 |
|---|---|
| ProductVersion: | 1.0.0.0 |
| OriginalFileName: | er.exe |
| LegalCopyright: | |
| InternalName: | er.exe |
| FileVersion: | 1.0.0.0 |
| FileDescription: | |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x1230e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 2048 |
| CodeSize: | 66560 |
| LinkerVersion: | 11 |
| PEType: | PE32 |
| ImageFileCharacteristics: | Executable, 32-bit |
| TimeStamp: | 2024:07:13 23:59:04+00:00 |
| MachineType: | Intel 386 or later, and compatibles |
Total processes
43
Monitored processes
5
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3268 | "C:\Users\admin\AppData\Local\Temp\er.exe" | C:\Users\admin\AppData\Local\Temp\er.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Version: 1.0.0.0 Modules
XWorm(PID) Process(3268) er.exe C2https://pastebin.com/raw/sGaZ7csB:<123456789> Keys AES<Xwormmm> Options Splitter3 Sleep timeXWorm V5.6 USB drop nameUSB.exe MutexiiJ1d4WuYheUhuv6 | |||||||||||||||
| 3344 | C:\Windows\system32\rundll32.exe C:\Windows\system32\gameux.dll,GameUXShim {5edb1ddd-6a21-414f-bc6e-e6e5379b875c};C:\Users\admin\AppData\Local\Temp\er.exe;3268 | C:\Windows\System32\rundll32.exe | er.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2956 | "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "svchost" /tr "C:\ProgramData\svchost" | C:\Windows\System32\schtasks.exe | — | er.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2840 | C:\ProgramData\svchost | C:\ProgramData\svchost | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3556 | C:\ProgramData\svchost | C:\ProgramData\svchost | — | taskeng.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
Total events
8 164
Read events
8 122
Write events
42
Delete events
0
Modification events
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | ConfigInstallType |
Value: 3 | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | ConfigApplicationPath |
Value: C:\Users\admin\AppData\Local\Temp | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | ConfigGDFBinaryPath |
Value: C:\Windows\system32\GameUXLegacyGDFs.dll | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | ApplicationId |
Value: {5edb1ddd-6a21-414f-bc6e-e6e5379b875c} | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | Description |
Value: ER™ | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\GameUX\S-1-5-21-1302019708-1500728564-335382590-1000\{2F488930-EBAC-4C58-A07F-9E5B11F84A68} |
| Operation: | write | Name: | AppExePath |
Value: C:\Users\admin\AppData\Local\Temp\er.exe | |||
| (PID) Process: | (3344) rundll32.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\GameUX |
| Operation: | write | Name: | OOBGameInstalled |
Value: 1 | |||
| (PID) Process: | (3268) er.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\er_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3268) er.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\er_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3268) er.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\er_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
Executable files
1
Suspicious files
3
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3268 | er.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk | lnk | |
MD5:74D08D16551B13A2281AE7392BDE3E23 | SHA256:0AC6571BE14FCAAE7068AAD1400BBB3905843C1276D4DB1F5312718C391FBD44 | |||
| 3344 | rundll32.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Games\ER™.lnk | binary | |
MD5:BDE61F704F2BFF81D06BBF6C814B6FDA | SHA256:6B0056E5DE32B1B4B9FFE11E411917D4FD3A759066474F1D9127869EB0688B6E | |||
| 3268 | er.exe | C:\ProgramData\svchost | executable | |
MD5:9671B824EE58139BF10084B1B336A0D2 | SHA256:86DCDC6B0FED5B4B5D621D1616F7383AF5E4438E3C3277CF311C08D249A80E90 | |||
| 3344 | rundll32.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\GameExplorer\{2F488930-EBAC-4C58-A07F-9E5B11F84A68}\PlayTasks\0\Play.lnk | lnk | |
MD5:341D908F88F0F83309932E0D3DCAC835 | SHA256:6892103B011309355E81AC588E3DF335A521B65CE24B7EE6C6134A6E22449533 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
63
DNS requests
10
Threats
5
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3268 | er.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | unknown | — | — | shared |
3344 | rundll32.exe | GET | 302 | 184.30.17.189:80 | http://go.microsoft.com/fwlink?linkid=30219&locale=en-US&clientType=VISTA_GAMES&clientVersion=6.1.2 | unknown | — | — | whitelisted |
1060 | svchost.exe | GET | 304 | 199.232.214.172:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?67a3611ec3c0260d | unknown | — | — | whitelisted |
1372 | svchost.exe | GET | 304 | 217.20.58.100:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33 | unknown | — | — | whitelisted |
1372 | svchost.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1372 | svchost.exe | GET | 200 | 23.48.23.156:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.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 |
|---|---|---|---|---|---|---|
— | — | 224.0.0.252:5355 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2564 | svchost.exe | 239.255.255.250:3702 | — | — | — | whitelisted |
1060 | svchost.exe | 224.0.0.252:5355 | — | — | — | whitelisted |
1372 | svchost.exe | 20.73.194.208:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3344 | rundll32.exe | 184.30.17.189:80 | go.microsoft.com | AKAMAI-AS | DE | unknown |
3344 | rundll32.exe | 65.55.186.113:80 | movie.metaservices.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1372 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1372 | svchost.exe | 217.20.58.100:80 | ctldl.windowsupdate.com | — | US | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
movie.metaservices.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
ip-api.com |
| shared |
pastebin.com |
| shared |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
— | — | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
— | — | Device Retrieving External IP Address Detected | POLICY [ANY.RUN] External Hosting Lookup by ip-api |
— | — | Device Retrieving External IP Address Detected | ET POLICY External IP Lookup ip-api.com |
— | — | Not Suspicious Traffic | INFO [ANY.RUN] Online Pastebin Text Storage |