General
- Target update.exe
- Size 24.9MB
- Sample260724-tbfm8sssf1
- SHA256 f1cdc71e24f634ef21c9bdb60f9cb221e6b798dedb27ab6c749d1cc856e900f5
- MD5 facf62b4b621338f7f7756b823ef88dc
- SHA1 e00ebbb24ce1b180baf9b9bbdc18736983394ff1
- SHA512 9822cf855441adae572dfc273984fd0131b79faeade2785a779698356e80913d5454fddaadb64f725ef369699e2be65f7ec061381e9c5368196fc34b87311ed8
- SSDEEP 786432:6Dq/UbS4ce2IVmz2OqRphrto+RiUnJqzp3tLavFsB:6Dq/34fttXPh1iUn4zV9B
- TLSH T1264733967F5219BBE8E249386C75D853A23370C21F65A17F0BB029365E7B8D41F383A4
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
update.exe
Resource
win11-20260513-en
14 signatures
150 seconds
Malware Config
Targets
-
- Target update.exe
- Size 24.9MB
- SHA256 f1cdc71e24f634ef21c9bdb60f9cb221e6b798dedb27ab6c749d1cc856e900f5
- MD5 facf62b4b621338f7f7756b823ef88dc
- SHA1 e00ebbb24ce1b180baf9b9bbdc18736983394ff1
- SHA512 9822cf855441adae572dfc273984fd0131b79faeade2785a779698356e80913d5454fddaadb64f725ef369699e2be65f7ec061381e9c5368196fc34b87311ed8
- SSDEEP 786432:6Dq/UbS4ce2IVmz2OqRphrto+RiUnJqzp3tLavFsB:6Dq/34fttXPh1iUn4zV9B
- TLSH T1264733967F5219BBE8E249386C75D853A23370C21F65A17F0BB029365E7B8D41F383A4
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1