General
- Target 2026-08-21_5d8b09e80e761d2e310f86e7354d9185_destroyer_elex_glassworm_ngrbot_wannacry
- Size 64KB
- Sample260822-rred1avglb
- SHA256 fbc76bc8bb078a7798d039938017bdf11df439c4cc5884f0e0a48b5eecb8d261
- MD5 5d8b09e80e761d2e310f86e7354d9185
- SHA1 35ee2d551bd24a269011715a2812326f5ba177d2
- SHA512 073702d2b37ea92074cc9da473ad7206ae15460a9573dfdd2b549a24df9a92c5c78a55e88654d84302c7c3ba71187e60f77bb3288d722723e0e9b84f99c4c97d
- SSDEEP 1536:KaV//HRY5ZB0PAd0NKj/94OpulA2WCc3Vnw3uagnE:5Fy5ZB0P+0NY94OpAA2WCc3Vw3urE
- TLSH T1F853E74437E98621F5FE5AFE8D3195504B30F867AC23D78D0A85459E1A72780CEECB2B
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
2026-08-21_5d8b09e80e761d2e310f86e7354d9185_destroyer_elex_glassworm_ngrbot_wannacry.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-21_5d8b09e80e761d2e310f86e7354d9185_destroyer_elex_glassworm_ngrbot_wannacry.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
http://koudai.io
-
ac7e2f05-8df7-4c55-8841-78385f6bb064
-
c2_url
http://koudai.io
-
version
1.2.2.0
Targets
-
- Target 2026-08-21_5d8b09e80e761d2e310f86e7354d9185_destroyer_elex_glassworm_ngrbot_wannacry
- Size 64KB
- SHA256 fbc76bc8bb078a7798d039938017bdf11df439c4cc5884f0e0a48b5eecb8d261
- MD5 5d8b09e80e761d2e310f86e7354d9185
- SHA1 35ee2d551bd24a269011715a2812326f5ba177d2
- SHA512 073702d2b37ea92074cc9da473ad7206ae15460a9573dfdd2b549a24df9a92c5c78a55e88654d84302c7c3ba71187e60f77bb3288d722723e0e9b84f99c4c97d
- SSDEEP 1536:KaV//HRY5ZB0PAd0NKj/94OpulA2WCc3Vnw3uagnE:5Fy5ZB0P+0NY94OpAA2WCc3Vw3urE
- TLSH T1F853E74437E98621F5FE5AFE8D3195504B30F867AC23D78D0A85459E1A72780CEECB2B
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Modifies security service
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Detects command variations typically used by ransomware
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Detects executables embedding registry key / value combination indicative of disabling Windows Defen
-
Grants admin privileges
Uses net.exe to modify the user's privileges.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Drops file in Drivers directory
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Event Triggered Execution: Image File Execution Options Injection
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Disables service(s)
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Stops running service(s)
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Adds Run key to start application
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Creates a new local user account
Uses net.exe to create a new local user account, often for persistence or a backdoor account.
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Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
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Drops file in System32 directory
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Executes a VBScript file via the Windows Script Host.
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4PowerShell
1Visual Basic
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create Account
1Local Account
1Create or Modify System Process
5Windows Service
5Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
5Windows Service
5Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
4Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1