| File name: | EC.exe |
| Full analysis: | https://app.any.run/tasks/11a81cff-59ad-45b1-a7d0-4c6a65a459b6 |
| Verdict: | Malicious activity |
| Threats: | FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus. |
| Analysis date: | May 17, 2025, 00:34:12 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | A360792E294EDD8B69A58ABF9792E0AB |
| SHA1: | 92D7BF026F2690E0955AD40A06450478E2A2169F |
| SHA256: | E1969F5CF0A443B9D7416122F6A93DA6847ABE2A6F098C4088CC93AA0FF54324 |
| SSDEEP: | 24576:5fUKp3C2k7CO3uINtcglW+rKl3l0PKvIVGvY7fTUc69mYZa+p/vmSbsF:5fUKp3C2eZ3zNtcglWMKNl0PKvIVGvYx |
MALICIOUS
FORMBOOK has been found (auto)
- EC.exe (PID: 4784)
Uses Task Scheduler to run other applications
- XClient.exe (PID: 6028)
Changes the autorun value in the registry
- XClient.exe (PID: 6028)
Create files in the Startup directory
- XClient.exe (PID: 6028)
XWORM has been detected (YARA)
- XClient.exe (PID: 6028)
XWORM has been detected (SURICATA)
- XClient.exe (PID: 6028)
SUSPICIOUS
Reads the date of Windows installation
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
Reads security settings of Internet Explorer
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
Executable content was dropped or overwritten
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
Checks for external IP
- svchost.exe (PID: 2196)
- XClient.exe (PID: 6028)
The process creates files with name similar to system file names
- XClient.exe (PID: 6028)
Contacting a server suspected of hosting an CnC
- XClient.exe (PID: 6028)
There is functionality for taking screenshot (YARA)
- Cheat-Made-by-Covllld;).exe (PID: 2136)
The process executes via Task Scheduler
- Svhost.exe (PID: 5164)
INFO
Reads the computer name
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
- Cheat-Made-by-Covllld;).exe (PID: 2136)
- Svhost.exe (PID: 5164)
Creates files or folders in the user directory
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
Reads the machine GUID from the registry
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
- Svhost.exe (PID: 5164)
Checks supported languages
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
- Cheat-Made-by-Covllld;).exe (PID: 2136)
- Svhost.exe (PID: 5164)
Process checks computer location settings
- EC.exe (PID: 4784)
- XClient.exe (PID: 6028)
Reads Environment values
- XClient.exe (PID: 6028)
Checks proxy server information
- XClient.exe (PID: 6028)
Disables trace logs
- XClient.exe (PID: 6028)
Reads the software policy settings
- slui.exe (PID: 3896)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(6028) XClient.exe
C22.58.56.237:53
Keys
AES<123456789>
Options
Splitter<Xwormmm>
Sleep time3
USB drop nameXWorm V5.6
Mutexkf6elBmgurRmOjok
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:03:02 02:29:43+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 618496 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x98f6e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| 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 |
| FileDescription: | |
| FileVersion: | 1.0.0.0 |
| InternalName: | EC.exe |
| LegalCopyright: | |
| OriginalFileName: | EC.exe |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
136
Monitored processes
11
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 732 | 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) | |||||||||||||||
| 2136 | "C:\Users\admin\AppData\Roaming\Cheat-Made-by-Covllld;).exe" | C:\Users\admin\AppData\Roaming\Cheat-Made-by-Covllld;).exe | — | EC.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221225786 Modules
| |||||||||||||||
| 2196 | 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
| |||||||||||||||
| 2284 | "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "Svhost" /tr "C:\Users\admin\AppData\Roaming\Svhost.exe" | C:\Windows\System32\schtasks.exe | — | XClient.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Task Scheduler Configuration Tool Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3008 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3896 | "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
| |||||||||||||||
| 4784 | "C:\Users\admin\AppData\Local\Temp\EC.exe" | C:\Users\admin\AppData\Local\Temp\EC.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 5072 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | schtasks.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5164 | "C:\Users\admin\AppData\Roaming\Svhost.exe" | C:\Users\admin\AppData\Roaming\Svhost.exe | — | svchost.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 5720 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | Cheat-Made-by-Covllld;).exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
3 384
Read events
3 369
Write events
15
Delete events
0
Modification events
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (6028) XClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\XClient_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
3
Suspicious files
1
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 4784 | EC.exe | C:\Users\admin\AppData\Roaming\Cheat-Made-by-Covllld;).exe | executable | |
MD5:51A539469AD26AA790469EDA6863133B | SHA256:19772C3169D48E50F4F835678512DB00F1315FB86477A2EAE5BAAE16A1B5E6AE | |||
| 4784 | EC.exe | C:\Users\admin\AppData\Roaming\XClient.exe | executable | |
MD5:2C5DA7D66B8DB9B983DD5EE0E1B40BD6 | SHA256:1FE77BA40E88BD5AD176A63C7DD1CEBB0D72F38B31C5F4C3A1CD759B660F3526 | |||
| 6028 | XClient.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Svhost.lnk | binary | |
MD5:F8F4CA105CD9C8FADF49CA3F80D70088 | SHA256:18675B9327BA10F77295F173196FFDEAF74811F9752442B53E7F98ADD949CC65 | |||
| 6028 | XClient.exe | C:\Users\admin\AppData\Roaming\Svhost.exe | executable | |
MD5:2C5DA7D66B8DB9B983DD5EE0E1B40BD6 | SHA256:1FE77BA40E88BD5AD176A63C7DD1CEBB0D72F38B31C5F4C3A1CD759B660F3526 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
24
DNS requests
18
Threats
13
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.48.23.143:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6028 | XClient.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | unknown | — | — | whitelisted |
7048 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
7048 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.48.23.143:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5496 | MoUsoCoreWorker.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | 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 |
2104 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.48.23.143:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 23.48.23.143:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
5496 | MoUsoCoreWorker.exe | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
— | — | 20.190.160.65:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
ip-api.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2196 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
6028 | XClient.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
6028 | XClient.exe | Device Retrieving External IP Address Detected | POLICY [ANY.RUN] External Hosting Lookup by ip-api |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
6028 | XClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |