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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
12/09/2024, 04:31
Behavioral task
behavioral1
Sample
f725a1e79ab4eb7a1a97b02668e060a0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f725a1e79ab4eb7a1a97b02668e060a0N.exe
Resource
win10v2004-20240802-en
General
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Target
f725a1e79ab4eb7a1a97b02668e060a0N.exe
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Size
1.8MB
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MD5
f725a1e79ab4eb7a1a97b02668e060a0
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SHA1
009bee2d6f2da13ac258bfe9e51923f673e70276
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SHA256
6252b03c4e588106b9f748d3385aeb296888cecf4e27ce874e7d07772d5e1903
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SHA512
54f7059fd6eb822d5d0b1b9d84a7959658d85ffaa7a7bf1bb0a8d61f93af69285d6c00ddc52ce7c9eb9b438be9fb0bc5b9fefe50ef2156cc9fc82718112971ed
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SSDEEP
12288:BHTVhI8jdG+sV1p0x/k9fkQ3KypwkBPKxY9XZdFh29DNDupLdXUoWxOT8oSD:tV35QOk3KWNo34nOOTW
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process 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\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Window Updates\\winupdt2.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 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 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation f725a1e79ab4eb7a1a97b02668e060a0N.exe -
Executes dropped EXE 3 IoCs
pid Process 1652 winupdt2.exe 2244 winupdt2.exe 3284 winupdt2.exe -
resource yara_rule behavioral2/memory/1012-0-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral2/files/0x00070000000234c1-16.dat upx behavioral2/memory/1652-28-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral2/memory/1012-30-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral2/memory/2244-32-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-35-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-37-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3284-38-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3284-43-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3284-44-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1652-49-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral2/memory/2244-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3284-53-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2244-54-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-56-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-59-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-61-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-63-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-66-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-68-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2244-75-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinUpdt = "C:\\Users\\Admin\\AppData\\Roaming\\Window Updates\\winupdt2.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1652 set thread context of 2244 1652 winupdt2.exe 91 PID 1652 set thread context of 3284 1652 winupdt2.exe 92 -
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 14 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdt2.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f725a1e79ab4eb7a1a97b02668e060a0N.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 winupdt2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 3872 reg.exe 3816 reg.exe 4808 reg.exe 3640 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 3284 winupdt2.exe Token: 1 2244 winupdt2.exe Token: SeCreateTokenPrivilege 2244 winupdt2.exe Token: SeAssignPrimaryTokenPrivilege 2244 winupdt2.exe Token: SeLockMemoryPrivilege 2244 winupdt2.exe Token: SeIncreaseQuotaPrivilege 2244 winupdt2.exe Token: SeMachineAccountPrivilege 2244 winupdt2.exe Token: SeTcbPrivilege 2244 winupdt2.exe Token: SeSecurityPrivilege 2244 winupdt2.exe Token: SeTakeOwnershipPrivilege 2244 winupdt2.exe Token: SeLoadDriverPrivilege 2244 winupdt2.exe Token: SeSystemProfilePrivilege 2244 winupdt2.exe Token: SeSystemtimePrivilege 2244 winupdt2.exe Token: SeProfSingleProcessPrivilege 2244 winupdt2.exe Token: SeIncBasePriorityPrivilege 2244 winupdt2.exe Token: SeCreatePagefilePrivilege 2244 winupdt2.exe Token: SeCreatePermanentPrivilege 2244 winupdt2.exe Token: SeBackupPrivilege 2244 winupdt2.exe Token: SeRestorePrivilege 2244 winupdt2.exe Token: SeShutdownPrivilege 2244 winupdt2.exe Token: SeDebugPrivilege 2244 winupdt2.exe Token: SeAuditPrivilege 2244 winupdt2.exe Token: SeSystemEnvironmentPrivilege 2244 winupdt2.exe Token: SeChangeNotifyPrivilege 2244 winupdt2.exe Token: SeRemoteShutdownPrivilege 2244 winupdt2.exe Token: SeUndockPrivilege 2244 winupdt2.exe Token: SeSyncAgentPrivilege 2244 winupdt2.exe Token: SeEnableDelegationPrivilege 2244 winupdt2.exe Token: SeManageVolumePrivilege 2244 winupdt2.exe Token: SeImpersonatePrivilege 2244 winupdt2.exe Token: SeCreateGlobalPrivilege 2244 winupdt2.exe Token: 31 2244 winupdt2.exe Token: 32 2244 winupdt2.exe Token: 33 2244 winupdt2.exe Token: 34 2244 winupdt2.exe Token: 35 2244 winupdt2.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 1652 winupdt2.exe 2244 winupdt2.exe 2244 winupdt2.exe 3284 winupdt2.exe 2244 winupdt2.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 1012 wrote to memory of 2872 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 86 PID 1012 wrote to memory of 2872 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 86 PID 1012 wrote to memory of 2872 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 86 PID 2872 wrote to memory of 3280 2872 cmd.exe 89 PID 2872 wrote to memory of 3280 2872 cmd.exe 89 PID 2872 wrote to memory of 3280 2872 cmd.exe 89 PID 1012 wrote to memory of 1652 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 90 PID 1012 wrote to memory of 1652 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 90 PID 1012 wrote to memory of 1652 1012 f725a1e79ab4eb7a1a97b02668e060a0N.exe 90 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 2244 1652 winupdt2.exe 91 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 1652 wrote to memory of 3284 1652 winupdt2.exe 92 PID 2244 wrote to memory of 4136 2244 winupdt2.exe 93 PID 2244 wrote to memory of 4136 2244 winupdt2.exe 93 PID 2244 wrote to memory of 4136 2244 winupdt2.exe 93 PID 2244 wrote to memory of 1248 2244 winupdt2.exe 94 PID 2244 wrote to memory of 1248 2244 winupdt2.exe 94 PID 2244 wrote to memory of 1248 2244 winupdt2.exe 94 PID 2244 wrote to memory of 3500 2244 winupdt2.exe 95 PID 2244 wrote to memory of 3500 2244 winupdt2.exe 95 PID 2244 wrote to memory of 3500 2244 winupdt2.exe 95 PID 2244 wrote to memory of 1568 2244 winupdt2.exe 97 PID 2244 wrote to memory of 1568 2244 winupdt2.exe 97 PID 2244 wrote to memory of 1568 2244 winupdt2.exe 97 PID 4136 wrote to memory of 3816 4136 cmd.exe 101 PID 4136 wrote to memory of 3816 4136 cmd.exe 101 PID 4136 wrote to memory of 3816 4136 cmd.exe 101 PID 1568 wrote to memory of 3872 1568 cmd.exe 102 PID 1568 wrote to memory of 3872 1568 cmd.exe 102 PID 1568 wrote to memory of 3872 1568 cmd.exe 102 PID 3500 wrote to memory of 3640 3500 cmd.exe 103 PID 3500 wrote to memory of 3640 3500 cmd.exe 103 PID 3500 wrote to memory of 3640 3500 cmd.exe 103 PID 1248 wrote to memory of 4808 1248 cmd.exe 104 PID 1248 wrote to memory of 4808 1248 cmd.exe 104 PID 1248 wrote to memory of 4808 1248 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\f725a1e79ab4eb7a1a97b02668e060a0N.exe"C:\Users\Admin\AppData\Local\Temp\f725a1e79ab4eb7a1a97b02668e060a0N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1012 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QPqgp.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3280
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C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244 -
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:4136 -
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:3816
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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\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4808
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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:3500 -
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:3640
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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:1568 -
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:3872
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C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3284
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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
152B
MD549bb161b07149b1bda99901c71d98b1f
SHA1e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2
SHA256734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8
SHA512da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be
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Filesize
1.8MB
MD5f2920535c50fa80ffe3c944242fd61a3
SHA18f316ded7a122995fbf856c506cfe6006cfeaca2
SHA25635647bc087ff3d05a980ad13d94bf9ff798341a5b146df18644320a2d5225cea
SHA512849f58c847d5d08d3c1e0b1db745fbb9a2f338d801e7c2e6b8d0b2d244196c34a29462ea821748003249b8b180cc316de41d831e805e1beb8e6f8d86c4aff68f