Analysis
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max time kernel
119s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 8 IoCs
description ioc Process 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 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 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\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 reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe -
Executes dropped EXE 3 IoCs
pid Process 2940 winupdt2.exe 2624 winupdt2.exe 3056 winupdt2.exe -
Loads dropped DLL 7 IoCs
pid Process 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 2940 winupdt2.exe 2940 winupdt2.exe -
resource yara_rule behavioral1/memory/1728-0-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral1/files/0x0008000000017409-27.dat upx behavioral1/memory/1728-45-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral1/memory/2940-46-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral1/memory/2624-51-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2940-63-0x0000000000400000-0x00000000005CA000-memory.dmp upx behavioral1/memory/3056-62-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral1/memory/3056-59-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral1/memory/2624-58-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/3056-69-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral1/memory/2624-56-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-72-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-73-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/3056-74-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral1/memory/2624-77-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-80-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-82-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-84-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-89-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-91-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral1/memory/2624-96-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 2940 set thread context of 2624 2940 winupdt2.exe 34 PID 2940 set thread context of 3056 2940 winupdt2.exe 35 -
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 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 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 cmd.exe 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 f725a1e79ab4eb7a1a97b02668e060a0N.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 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 756 reg.exe 1056 reg.exe 3044 reg.exe 2852 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2624 winupdt2.exe Token: SeCreateTokenPrivilege 2624 winupdt2.exe Token: SeAssignPrimaryTokenPrivilege 2624 winupdt2.exe Token: SeLockMemoryPrivilege 2624 winupdt2.exe Token: SeIncreaseQuotaPrivilege 2624 winupdt2.exe Token: SeMachineAccountPrivilege 2624 winupdt2.exe Token: SeTcbPrivilege 2624 winupdt2.exe Token: SeSecurityPrivilege 2624 winupdt2.exe Token: SeTakeOwnershipPrivilege 2624 winupdt2.exe Token: SeLoadDriverPrivilege 2624 winupdt2.exe Token: SeSystemProfilePrivilege 2624 winupdt2.exe Token: SeSystemtimePrivilege 2624 winupdt2.exe Token: SeProfSingleProcessPrivilege 2624 winupdt2.exe Token: SeIncBasePriorityPrivilege 2624 winupdt2.exe Token: SeCreatePagefilePrivilege 2624 winupdt2.exe Token: SeCreatePermanentPrivilege 2624 winupdt2.exe Token: SeBackupPrivilege 2624 winupdt2.exe Token: SeRestorePrivilege 2624 winupdt2.exe Token: SeShutdownPrivilege 2624 winupdt2.exe Token: SeDebugPrivilege 2624 winupdt2.exe Token: SeAuditPrivilege 2624 winupdt2.exe Token: SeSystemEnvironmentPrivilege 2624 winupdt2.exe Token: SeChangeNotifyPrivilege 2624 winupdt2.exe Token: SeRemoteShutdownPrivilege 2624 winupdt2.exe Token: SeUndockPrivilege 2624 winupdt2.exe Token: SeSyncAgentPrivilege 2624 winupdt2.exe Token: SeEnableDelegationPrivilege 2624 winupdt2.exe Token: SeManageVolumePrivilege 2624 winupdt2.exe Token: SeImpersonatePrivilege 2624 winupdt2.exe Token: SeCreateGlobalPrivilege 2624 winupdt2.exe Token: 31 2624 winupdt2.exe Token: 32 2624 winupdt2.exe Token: 33 2624 winupdt2.exe Token: 34 2624 winupdt2.exe Token: 35 2624 winupdt2.exe Token: SeDebugPrivilege 3056 winupdt2.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 2940 winupdt2.exe 2624 winupdt2.exe 2624 winupdt2.exe 2624 winupdt2.exe 3056 winupdt2.exe -
Suspicious use of WriteProcessMemory 62 IoCs
description pid Process procid_target PID 1728 wrote to memory of 2680 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 30 PID 1728 wrote to memory of 2680 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 30 PID 1728 wrote to memory of 2680 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 30 PID 1728 wrote to memory of 2680 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 30 PID 2680 wrote to memory of 2668 2680 cmd.exe 32 PID 2680 wrote to memory of 2668 2680 cmd.exe 32 PID 2680 wrote to memory of 2668 2680 cmd.exe 32 PID 2680 wrote to memory of 2668 2680 cmd.exe 32 PID 1728 wrote to memory of 2940 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 33 PID 1728 wrote to memory of 2940 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 33 PID 1728 wrote to memory of 2940 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 33 PID 1728 wrote to memory of 2940 1728 f725a1e79ab4eb7a1a97b02668e060a0N.exe 33 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 2624 2940 winupdt2.exe 34 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2940 wrote to memory of 3056 2940 winupdt2.exe 35 PID 2624 wrote to memory of 552 2624 winupdt2.exe 36 PID 2624 wrote to memory of 552 2624 winupdt2.exe 36 PID 2624 wrote to memory of 552 2624 winupdt2.exe 36 PID 2624 wrote to memory of 552 2624 winupdt2.exe 36 PID 2624 wrote to memory of 2876 2624 winupdt2.exe 37 PID 2624 wrote to memory of 2876 2624 winupdt2.exe 37 PID 2624 wrote to memory of 2876 2624 winupdt2.exe 37 PID 2624 wrote to memory of 2876 2624 winupdt2.exe 37 PID 2624 wrote to memory of 2740 2624 winupdt2.exe 38 PID 2624 wrote to memory of 2740 2624 winupdt2.exe 38 PID 2624 wrote to memory of 2740 2624 winupdt2.exe 38 PID 2624 wrote to memory of 2740 2624 winupdt2.exe 38 PID 2624 wrote to memory of 2652 2624 winupdt2.exe 40 PID 2624 wrote to memory of 2652 2624 winupdt2.exe 40 PID 2624 wrote to memory of 2652 2624 winupdt2.exe 40 PID 2624 wrote to memory of 2652 2624 winupdt2.exe 40 PID 2876 wrote to memory of 2852 2876 cmd.exe 43 PID 2876 wrote to memory of 2852 2876 cmd.exe 43 PID 2876 wrote to memory of 2852 2876 cmd.exe 43 PID 2876 wrote to memory of 2852 2876 cmd.exe 43 PID 552 wrote to memory of 3044 552 cmd.exe 45 PID 552 wrote to memory of 3044 552 cmd.exe 45 PID 552 wrote to memory of 3044 552 cmd.exe 45 PID 552 wrote to memory of 3044 552 cmd.exe 45 PID 2740 wrote to memory of 1056 2740 cmd.exe 46 PID 2740 wrote to memory of 1056 2740 cmd.exe 46 PID 2740 wrote to memory of 1056 2740 cmd.exe 46 PID 2740 wrote to memory of 1056 2740 cmd.exe 46 PID 2652 wrote to memory of 756 2652 cmd.exe 47 PID 2652 wrote to memory of 756 2652 cmd.exe 47 PID 2652 wrote to memory of 756 2652 cmd.exe 47 PID 2652 wrote to memory of 756 2652 cmd.exe 47
Processes
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C:\Users\Admin\AppData\Local\Temp\f725a1e79ab4eb7a1a97b02668e060a0N.exe"C:\Users\Admin\AppData\Local\Temp\f725a1e79ab4eb7a1a97b02668e060a0N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\eHWdG.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680 -
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:2668
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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
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940 -
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:2624 -
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:552 -
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:3044
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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:2876 -
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:2852
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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:2740 -
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:1056
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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:2652 -
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:756
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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:3056
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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
Loading Replay Monitor...
Downloads
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Filesize
152B
MD549bb161b07149b1bda99901c71d98b1f
SHA1e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2
SHA256734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8
SHA512da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be
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Filesize
1.8MB
MD591029a7bf8dcf70d57606bb12bfe2db7
SHA122b9bb4bd5d4e46146761a72f3095b15b2f60f25
SHA25614335a5bf82022d7b9e6ad36efe8bb498134b5c35db20b388fc03d7c4a98292b
SHA5127e744764d568794ce7417b7600d43f999e6c5d2fed0c74b6486ee748ab07fc1e8b5560e69248e469eb2e86807dafbf6e0e9459939611039cb95d201ca4f5408b