Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2025 03:52
Behavioral task
behavioral1
Sample
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
Resource
win10v2004-20241007-en
General
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Target
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe
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Size
1.6MB
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MD5
e958efce539f80462ae95ac806c98e5d
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SHA1
cc4c5c51aad6c941a5d4bd91c0f59bf51ac7e55a
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SHA256
c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4
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SHA512
b9b38104474367f3220081f6c9e5ca29d61a426efbe47c1be743a28e1e7816932b6be6fc8c8a850dc685f3bc921d7f3a130acc75e38670b6faf738a0470872ed
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SSDEEP
12288:bB5a3hizhz/o456rn9lkQ8rxQslgBKR1jl9RL9BVnDXLmoIY7Tm+jZFluq9wd4UT:bkB4tpHlgGjlLHlFoq2d5T
Malware Config
Signatures
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Blackshades
Blackshades is a remote access trojan with various capabilities.
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Blackshades family
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Blackshades payload 10 IoCs
resource yara_rule behavioral2/memory/4844-36-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-43-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-45-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-46-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-48-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-49-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-52-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-53-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-56-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades behavioral2/memory/4844-61-0x0000000000400000-0x000000000045C000-memory.dmp family_blackshades -
Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Windows Updater.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Updater.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update\\winupdt.exe:*:Enabled:Windows Messanger" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe -
Executes dropped EXE 2 IoCs
pid Process 4300 winupdt.exe 4844 winupdt.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Window Updates = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update\\winupdt.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4300 set thread context of 4844 4300 winupdt.exe 89 -
resource yara_rule behavioral2/memory/4812-0-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral2/files/0x000b000000023b94-16.dat upx behavioral2/memory/4812-28-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral2/memory/4844-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-34-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4300-38-0x0000000000400000-0x00000000005A8000-memory.dmp upx behavioral2/memory/4844-43-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-45-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-46-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-48-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-49-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-53-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-56-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4844-61-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 13 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 4704 reg.exe 4540 reg.exe 3016 reg.exe 4104 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 4844 winupdt.exe Token: SeCreateTokenPrivilege 4844 winupdt.exe Token: SeAssignPrimaryTokenPrivilege 4844 winupdt.exe Token: SeLockMemoryPrivilege 4844 winupdt.exe Token: SeIncreaseQuotaPrivilege 4844 winupdt.exe Token: SeMachineAccountPrivilege 4844 winupdt.exe Token: SeTcbPrivilege 4844 winupdt.exe Token: SeSecurityPrivilege 4844 winupdt.exe Token: SeTakeOwnershipPrivilege 4844 winupdt.exe Token: SeLoadDriverPrivilege 4844 winupdt.exe Token: SeSystemProfilePrivilege 4844 winupdt.exe Token: SeSystemtimePrivilege 4844 winupdt.exe Token: SeProfSingleProcessPrivilege 4844 winupdt.exe Token: SeIncBasePriorityPrivilege 4844 winupdt.exe Token: SeCreatePagefilePrivilege 4844 winupdt.exe Token: SeCreatePermanentPrivilege 4844 winupdt.exe Token: SeBackupPrivilege 4844 winupdt.exe Token: SeRestorePrivilege 4844 winupdt.exe Token: SeShutdownPrivilege 4844 winupdt.exe Token: SeDebugPrivilege 4844 winupdt.exe Token: SeAuditPrivilege 4844 winupdt.exe Token: SeSystemEnvironmentPrivilege 4844 winupdt.exe Token: SeChangeNotifyPrivilege 4844 winupdt.exe Token: SeRemoteShutdownPrivilege 4844 winupdt.exe Token: SeUndockPrivilege 4844 winupdt.exe Token: SeSyncAgentPrivilege 4844 winupdt.exe Token: SeEnableDelegationPrivilege 4844 winupdt.exe Token: SeManageVolumePrivilege 4844 winupdt.exe Token: SeImpersonatePrivilege 4844 winupdt.exe Token: SeCreateGlobalPrivilege 4844 winupdt.exe Token: 31 4844 winupdt.exe Token: 32 4844 winupdt.exe Token: 33 4844 winupdt.exe Token: 34 4844 winupdt.exe Token: 35 4844 winupdt.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 4300 winupdt.exe 4844 winupdt.exe 4844 winupdt.exe 4844 winupdt.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 4812 wrote to memory of 5024 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 84 PID 4812 wrote to memory of 5024 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 84 PID 4812 wrote to memory of 5024 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 84 PID 5024 wrote to memory of 1980 5024 cmd.exe 87 PID 5024 wrote to memory of 1980 5024 cmd.exe 87 PID 5024 wrote to memory of 1980 5024 cmd.exe 87 PID 4812 wrote to memory of 4300 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 88 PID 4812 wrote to memory of 4300 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 88 PID 4812 wrote to memory of 4300 4812 c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe 88 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4300 wrote to memory of 4844 4300 winupdt.exe 89 PID 4844 wrote to memory of 372 4844 winupdt.exe 90 PID 4844 wrote to memory of 372 4844 winupdt.exe 90 PID 4844 wrote to memory of 372 4844 winupdt.exe 90 PID 4844 wrote to memory of 3552 4844 winupdt.exe 91 PID 4844 wrote to memory of 3552 4844 winupdt.exe 91 PID 4844 wrote to memory of 3552 4844 winupdt.exe 91 PID 4844 wrote to memory of 2756 4844 winupdt.exe 92 PID 4844 wrote to memory of 2756 4844 winupdt.exe 92 PID 4844 wrote to memory of 2756 4844 winupdt.exe 92 PID 4844 wrote to memory of 4152 4844 winupdt.exe 94 PID 4844 wrote to memory of 4152 4844 winupdt.exe 94 PID 4844 wrote to memory of 4152 4844 winupdt.exe 94 PID 4152 wrote to memory of 4704 4152 cmd.exe 98 PID 4152 wrote to memory of 4704 4152 cmd.exe 98 PID 4152 wrote to memory of 4704 4152 cmd.exe 98 PID 372 wrote to memory of 3016 372 cmd.exe 99 PID 372 wrote to memory of 3016 372 cmd.exe 99 PID 372 wrote to memory of 3016 372 cmd.exe 99 PID 2756 wrote to memory of 4540 2756 cmd.exe 100 PID 2756 wrote to memory of 4540 2756 cmd.exe 100 PID 2756 wrote to memory of 4540 2756 cmd.exe 100 PID 3552 wrote to memory of 4104 3552 cmd.exe 101 PID 3552 wrote to memory of 4104 3552 cmd.exe 101 PID 3552 wrote to memory of 4104 3552 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe"C:\Users\Admin\AppData\Local\Temp\c95ac5665057de851084e7dcb88658e720ae4e36b19360a3dcf37d6fbdd366c4.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ZTDNM.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Window Updates" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1980
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C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3016
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Update\winupdt.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4104
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4540
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4704
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
158B
MD51954c7e666c5b4d1117ef07bc0c9b8ec
SHA1559e3c0273c1463e9184027b749bdaad0a372681
SHA25635e0dbc8b455ca38976157ce9d0293fd6cdca20f46f1cb69058a1e0f0af6f693
SHA5123939de8d0ab7e67b59ff8bebed5580dafd38d8785193fd42a289728500761a68b9e6660605e19e10d4278dd106fea4b273a208f25485e7389c8f19b2958c926a
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Filesize
1.6MB
MD5acd5530eb7faed2b8492c4030515412f
SHA166c530180f50a792b7efafdd965d66466da7caf0
SHA2560927a022d7f95530eaa551e6e51e30d84c2a65d0915a0fbe6a48ae01586eca07
SHA512facbfc0152ca576b04cc219209a6e56ebd2a911c7049856c3ff3bcd5b4ae97e410ab44cc172170fdfc0425c40e0b88fc9d43667dec95d12a59b1b15e0bce3c16