Analysis
-
max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 05:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe
Resource
win7-20241023-en
windows7-x64
15 signatures
120 seconds
General
-
Target
1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe
-
Size
245KB
-
MD5
d2e0491598e6219ff396c385a228f420
-
SHA1
4213496755b6e42d365c9488e75b70412e436452
-
SHA256
1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5
-
SHA512
57ac6d3cbd053e8554f430c1deef7c86b05336ac8b3491f1b440cfa3f8f05327c0dc32a3f418f6ec2be7b4112b758a76200b17ab65316daa35fc83d468f90e55
-
SSDEEP
6144:7pkEWLxcJ2+XgbvRMdS7p6UMQgkZwgJqnHRZZ/8xuiq:qE0cDXgbsSWQgkZj0HRZB8ML
Malware Config
Signatures
-
Darkcomet family
-
Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" explorer.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" explorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3852 set thread context of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeSecurityPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeTakeOwnershipPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeLoadDriverPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeSystemProfilePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeSystemtimePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeProfSingleProcessPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeIncBasePriorityPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeCreatePagefilePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeBackupPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeRestorePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeShutdownPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeDebugPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeSystemEnvironmentPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeChangeNotifyPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeRemoteShutdownPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeUndockPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeManageVolumePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeImpersonatePrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeCreateGlobalPrivilege 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: 33 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: 34 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: 35 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: 36 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe Token: SeIncreaseQuotaPrivilege 3316 explorer.exe Token: SeSecurityPrivilege 3316 explorer.exe Token: SeTakeOwnershipPrivilege 3316 explorer.exe Token: SeLoadDriverPrivilege 3316 explorer.exe Token: SeSystemProfilePrivilege 3316 explorer.exe Token: SeSystemtimePrivilege 3316 explorer.exe Token: SeProfSingleProcessPrivilege 3316 explorer.exe Token: SeIncBasePriorityPrivilege 3316 explorer.exe Token: SeCreatePagefilePrivilege 3316 explorer.exe Token: SeBackupPrivilege 3316 explorer.exe Token: SeRestorePrivilege 3316 explorer.exe Token: SeShutdownPrivilege 3316 explorer.exe Token: SeDebugPrivilege 3316 explorer.exe Token: SeSystemEnvironmentPrivilege 3316 explorer.exe Token: SeChangeNotifyPrivilege 3316 explorer.exe Token: SeRemoteShutdownPrivilege 3316 explorer.exe Token: SeUndockPrivilege 3316 explorer.exe Token: SeManageVolumePrivilege 3316 explorer.exe Token: SeImpersonatePrivilege 3316 explorer.exe Token: SeCreateGlobalPrivilege 3316 explorer.exe Token: 33 3316 explorer.exe Token: 34 3316 explorer.exe Token: 35 3316 explorer.exe Token: 36 3316 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3316 explorer.exe -
Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 4328 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 83 PID 3852 wrote to memory of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 PID 3852 wrote to memory of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 PID 3852 wrote to memory of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 PID 3852 wrote to memory of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 PID 3852 wrote to memory of 3316 3852 1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe 84 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85 PID 3316 wrote to memory of 3680 3316 explorer.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe"C:\Users\Admin\AppData\Local\Temp\1024e0af873e4551473e92aac636e4d70336d80efa17cf927654491d13470fb5N.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3852 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4328
-
-
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe3⤵
- System Location Discovery: System Language Discovery
PID:3680
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
5