General
- Target 45555Signed.exe
- Size 31.9MB
- Sample260622-bbvs2sf18j
- SHA256 6692528a6c729a2aa97595e617b43caa810f99cffad3f4f645a18645319e76a8
- MD5 8c74ee849f9171a8c35523feb74cca93
- SHA1 dbe4a0f1e8e5331bfd1499c4b4895c057c24593d
- SHA512 585678b09b12c3a50aa95e047d03665a9b10c419b735dc0a0ddbb71ddf594957cd6822a7f68e21553f3350cabb0e444132e073d70bfe4584f37493fa9f17921a
- SSDEEP 786432:d20iVJ9IWINhhpQBJH3RDq/k+e58KPYRphqBo+Avqz3tevF7:d2NVLIWY3kJXRDq/dKdQPhBiz3I
- TLSH T1127733A49BB1A995F9E7053505B44B02E67274952F51EBAF07F0214E2F3B8D00F3A3B9
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
45555Signed.exe
Resource
win11-20260513-en
Behavioral task
behavioral2
Sample
45555Signed.exe
Resource
win11ltsc2024-20260617-en
Malware Config
Extracted
-
xworm
-
7326.info:2686
-
install_file
USB.exe
-
localhost
127.0.0.1
Targets
-
- Target 45555Signed.exe
- Size 31.9MB
- SHA256 6692528a6c729a2aa97595e617b43caa810f99cffad3f4f645a18645319e76a8
- MD5 8c74ee849f9171a8c35523feb74cca93
- SHA1 dbe4a0f1e8e5331bfd1499c4b4895c057c24593d
- SHA512 585678b09b12c3a50aa95e047d03665a9b10c419b735dc0a0ddbb71ddf594957cd6822a7f68e21553f3350cabb0e444132e073d70bfe4584f37493fa9f17921a
- SSDEEP 786432:d20iVJ9IWINhhpQBJH3RDq/k+e58KPYRphqBo+Avqz3tevF7:d2NVLIWY3kJXRDq/dKdQPhBiz3I
- TLSH T1127733A49BB1A995F9E7053505B44B02E67274952F51EBAF07F0214E2F3B8D00F3A3B9
- MD5 SHA1 SHA512 SSDEEP TLSH
Detect Xworm Payload
Modifies Windows Defender Real-time Protection settings
UAC bypass
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Executes dropped EXE
Loads dropped DLL
Stops running service(s)
Checks whether UAC is enabled
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
3Windows Service
3Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
3Windows Service
3Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify Tools
3Modify Registry
6Obfuscated Files or Information
1Command Obfuscation
1