General
- Target WindowsUpdate.exe
- Size 33.8MB
- Sample261027-m1y3jsct61
- SHA256 501484a16c39b5a5c6e1ecb23858455443ca2aa3922fbb1714caf6b844d03c6c
- MD5 f0f30cc551714cbf9d42c47719d03129
- SHA1 c52c17dec9dc8852257ad65a45894b350acc76d7
- SHA512 f2b88489aff7954e2bbaed74b49c1bb39277d78a64b6aee57a69788ad85bb1d7a85be20a66d6d5fba9fdfd33eb531da226e4a9f032e9b80e1a0e98aad072a23f
- SSDEEP 786432:OxdtdHLYNEI4RphprhsqP6bxW2p10MZeyziHVB/2aj5Vvsr3SK:u3HLYNUPhprfP6L07WM/2z3SK
- TLSH T1C0773325BF6110FFE1FA9039A897C062A6E231961796C7DF179402D93DBB1E11A3CB31
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
WindowsUpdate.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
WindowsUpdate.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target WindowsUpdate.exe
- Size 33.8MB
- SHA256 501484a16c39b5a5c6e1ecb23858455443ca2aa3922fbb1714caf6b844d03c6c
- MD5 f0f30cc551714cbf9d42c47719d03129
- SHA1 c52c17dec9dc8852257ad65a45894b350acc76d7
- SHA512 f2b88489aff7954e2bbaed74b49c1bb39277d78a64b6aee57a69788ad85bb1d7a85be20a66d6d5fba9fdfd33eb531da226e4a9f032e9b80e1a0e98aad072a23f
- SSDEEP 786432:OxdtdHLYNEI4RphprhsqP6bxW2p10MZeyziHVB/2aj5Vvsr3SK:u3HLYNUPhprfP6L07WM/2z3SK
- TLSH T1C0773325BF6110FFE1FA9039A897C062A6E231961796C7DF179402D93DBB1E11A3CB31
- MD5 SHA1 SHA512 SSDEEP TLSH
Looks for VirtualBox Guest Additions in registry
Looks for VirtualBox drivers on disk
Command and Scripting Interpreter: PowerShell
Run Powershell to get system information as a root user.
Looks for VMWare Tools registry key
Looks for VMWare drivers on disk
Outbound SSH connection to private host
SSH is used for remote access. Internal traffic may indicate local host discovery or lateral movement.
Loads dropped DLL
Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Drops desktop.ini file(s)
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Uses WMI to collect hardware manufacturer information
Uses WMI to read the system manufacturer, model, baseboard or display adapter, which is often used to detect virtual machines and evade sandboxes.
Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4PowerShell
2Windows Command Shell
1Windows Management Instrumentation
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
7Credentials In Files
6Credentials in Registry
1Discovery
Browser Information Discovery
1File and Directory Discovery
2Network Service Discovery
2Network Share Discovery
1Process Discovery
1Query Registry
5Remote System Discovery
1System Information Discovery
4System Network Configuration Discovery
3Internet Connection Discovery
1Wi-Fi Discovery
1System Network Connections Discovery
1Virtualization/Sandbox Evasion
5System Checks
1