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
10-10-2024 05:55
Behavioral task
behavioral1
Sample
2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe
Resource
win10v2004-20241007-en
General
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Target
2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe
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Size
1.7MB
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MD5
0f9c029baea685090e645b81a400fe20
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SHA1
6b3e9301de58528effd8dd3865279b74db6412e6
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SHA256
2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606ee
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SHA512
6b9d107821a9a0aaf292133f6e488e119c3540ba5c9dca9f77153d36fdb3d8d605a12ce9e04454938e0fe4e7dde9918c98246e03323a421e573565e611bce13d
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SSDEEP
12288:DZISeMFVhdL1XBvXxzGNABnwHdxkn7L1GzR1FYoxkM2N4JHUcTwoSj:VIW0rXi1GzRQo08I
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process 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 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 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 (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 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe -
Executes dropped EXE 3 IoCs
pid Process 2080 winupdt.exe 392 winupdt.exe 2460 winupdt.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Window Updates = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update\\winupdt.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2080 set thread context of 392 2080 winupdt.exe 91 PID 2080 set thread context of 2460 2080 winupdt.exe 92 -
resource yara_rule behavioral2/memory/2268-0-0x0000000000400000-0x00000000005B3000-memory.dmp upx behavioral2/files/0x000d000000023b3e-16.dat upx behavioral2/memory/2268-30-0x0000000000400000-0x00000000005B3000-memory.dmp upx behavioral2/memory/392-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-37-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2460-42-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2460-46-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2460-41-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2460-38-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/392-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2080-49-0x0000000000400000-0x00000000005B3000-memory.dmp upx behavioral2/memory/392-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2460-53-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/392-54-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-56-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-58-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-61-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-63-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-66-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-70-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-77-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/392-79-0x0000000000400000-0x000000000045C000-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 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 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.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 winupdt.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 reg.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 232 reg.exe 1100 reg.exe 4004 reg.exe 1988 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 2460 winupdt.exe Token: 1 392 winupdt.exe Token: SeCreateTokenPrivilege 392 winupdt.exe Token: SeAssignPrimaryTokenPrivilege 392 winupdt.exe Token: SeLockMemoryPrivilege 392 winupdt.exe Token: SeIncreaseQuotaPrivilege 392 winupdt.exe Token: SeMachineAccountPrivilege 392 winupdt.exe Token: SeTcbPrivilege 392 winupdt.exe Token: SeSecurityPrivilege 392 winupdt.exe Token: SeTakeOwnershipPrivilege 392 winupdt.exe Token: SeLoadDriverPrivilege 392 winupdt.exe Token: SeSystemProfilePrivilege 392 winupdt.exe Token: SeSystemtimePrivilege 392 winupdt.exe Token: SeProfSingleProcessPrivilege 392 winupdt.exe Token: SeIncBasePriorityPrivilege 392 winupdt.exe Token: SeCreatePagefilePrivilege 392 winupdt.exe Token: SeCreatePermanentPrivilege 392 winupdt.exe Token: SeBackupPrivilege 392 winupdt.exe Token: SeRestorePrivilege 392 winupdt.exe Token: SeShutdownPrivilege 392 winupdt.exe Token: SeDebugPrivilege 392 winupdt.exe Token: SeAuditPrivilege 392 winupdt.exe Token: SeSystemEnvironmentPrivilege 392 winupdt.exe Token: SeChangeNotifyPrivilege 392 winupdt.exe Token: SeRemoteShutdownPrivilege 392 winupdt.exe Token: SeUndockPrivilege 392 winupdt.exe Token: SeSyncAgentPrivilege 392 winupdt.exe Token: SeEnableDelegationPrivilege 392 winupdt.exe Token: SeManageVolumePrivilege 392 winupdt.exe Token: SeImpersonatePrivilege 392 winupdt.exe Token: SeCreateGlobalPrivilege 392 winupdt.exe Token: 31 392 winupdt.exe Token: 32 392 winupdt.exe Token: 33 392 winupdt.exe Token: 34 392 winupdt.exe Token: 35 392 winupdt.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 2080 winupdt.exe 2460 winupdt.exe 392 winupdt.exe 392 winupdt.exe 392 winupdt.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 2268 wrote to memory of 4800 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 86 PID 2268 wrote to memory of 4800 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 86 PID 2268 wrote to memory of 4800 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 86 PID 4800 wrote to memory of 2528 4800 cmd.exe 89 PID 4800 wrote to memory of 2528 4800 cmd.exe 89 PID 4800 wrote to memory of 2528 4800 cmd.exe 89 PID 2268 wrote to memory of 2080 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 90 PID 2268 wrote to memory of 2080 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 90 PID 2268 wrote to memory of 2080 2268 2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe 90 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 392 2080 winupdt.exe 91 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 2080 wrote to memory of 2460 2080 winupdt.exe 92 PID 392 wrote to memory of 776 392 winupdt.exe 93 PID 392 wrote to memory of 776 392 winupdt.exe 93 PID 392 wrote to memory of 776 392 winupdt.exe 93 PID 392 wrote to memory of 3928 392 winupdt.exe 94 PID 392 wrote to memory of 3928 392 winupdt.exe 94 PID 392 wrote to memory of 3928 392 winupdt.exe 94 PID 392 wrote to memory of 3492 392 winupdt.exe 95 PID 392 wrote to memory of 3492 392 winupdt.exe 95 PID 392 wrote to memory of 3492 392 winupdt.exe 95 PID 392 wrote to memory of 764 392 winupdt.exe 96 PID 392 wrote to memory of 764 392 winupdt.exe 96 PID 392 wrote to memory of 764 392 winupdt.exe 96 PID 776 wrote to memory of 232 776 cmd.exe 101 PID 776 wrote to memory of 232 776 cmd.exe 101 PID 776 wrote to memory of 232 776 cmd.exe 101 PID 3928 wrote to memory of 4004 3928 cmd.exe 102 PID 3928 wrote to memory of 4004 3928 cmd.exe 102 PID 3928 wrote to memory of 4004 3928 cmd.exe 102 PID 764 wrote to memory of 1100 764 cmd.exe 103 PID 764 wrote to memory of 1100 764 cmd.exe 103 PID 764 wrote to memory of 1100 764 cmd.exe 103 PID 3492 wrote to memory of 1988 3492 cmd.exe 104 PID 3492 wrote to memory of 1988 3492 cmd.exe 104 PID 3492 wrote to memory of 1988 3492 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe"C:\Users\Admin\AppData\Local\Temp\2f5163f44eeb37c14d44b840f20ca8fb802e5d789697521370175803398606eeN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SNMHG.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800 -
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:2528
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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:2080 -
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:392 -
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:776 -
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:232
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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:3928 -
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:4004
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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:3492 -
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:1988
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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:764 -
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:1100
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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
PID:2460
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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
158B
MD51954c7e666c5b4d1117ef07bc0c9b8ec
SHA1559e3c0273c1463e9184027b749bdaad0a372681
SHA25635e0dbc8b455ca38976157ce9d0293fd6cdca20f46f1cb69058a1e0f0af6f693
SHA5123939de8d0ab7e67b59ff8bebed5580dafd38d8785193fd42a289728500761a68b9e6660605e19e10d4278dd106fea4b273a208f25485e7389c8f19b2958c926a
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Filesize
1.7MB
MD5c2660534762b76e31e417eec551cd9ec
SHA1b2b934da1957a5eee23a65c2c4c2534480d11273
SHA2564d0c924b8fc243e7a1be7b395ad5748c71d225cb74b741f185a6cfa7fd05bf80
SHA512dc4fa19680e70b3e486e16c070dcc1c94e8da0aaaea8b0a48684ed56d83a41ec168a625a480410cc2013d2c7d2c3cf2d3e58454c28049b837126d0979cc5a4a9