Analysis
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max time kernel
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max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 22:54
Static task
static1
Behavioral task
behavioral1
Sample
86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe
Resource
win10v2004-20240802-en
General
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Target
86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe
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Size
2.0MB
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MD5
b114e0346bfd01bd80f55c473a96213a
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SHA1
27b4e39db86d7c81ad5a9c8ee3982764124f0e33
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SHA256
86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c
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SHA512
ee6d781bfbfbfba290a8f85929bc6a1c2995b5ababfcced3299fd53e25b43e780a678ba462e8a8c21e870c1c182f71ff5931d4bbaf98db3b9b9117ea7b33207e
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SSDEEP
49152:fmTWr53HxurntpSJU2mN2xl42d91cKSd5W6l/p7AFWVBpG947fVr0YfwCCkB1mpH:fmTWr53HxurntpSJU2mN2xu2d91cKSda
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\AuthorizedApplications reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 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 Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\IDungProV5.exe = "C:\\Users\\Admin\\AppData\\Roaming\\IDungProV5.exe:*:Enabled:Windows Messanger" 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\Directory\WindowsDef.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\WindowsDef.exe:*:Enabled:Windows Messanger" 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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe -
Executes dropped EXE 3 IoCs
pid Process 3304 WindowsDef.exe 4252 WindowsDef.exe 3272 WindowsDef.exe -
resource yara_rule behavioral2/memory/4252-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3272-37-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3272-41-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3272-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4252-34-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-51-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3272-52-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4252-53-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-55-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-58-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-60-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-62-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-65-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-67-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-69-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-72-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/4252-74-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDef = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\WindowsDef.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3304 set thread context of 4252 3304 WindowsDef.exe 92 PID 3304 set thread context of 3272 3304 WindowsDef.exe 93 -
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 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WindowsDef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WindowsDef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WindowsDef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 1388 reg.exe 2924 reg.exe 940 reg.exe 736 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 4252 WindowsDef.exe Token: SeCreateTokenPrivilege 4252 WindowsDef.exe Token: SeAssignPrimaryTokenPrivilege 4252 WindowsDef.exe Token: SeLockMemoryPrivilege 4252 WindowsDef.exe Token: SeIncreaseQuotaPrivilege 4252 WindowsDef.exe Token: SeMachineAccountPrivilege 4252 WindowsDef.exe Token: SeTcbPrivilege 4252 WindowsDef.exe Token: SeSecurityPrivilege 4252 WindowsDef.exe Token: SeTakeOwnershipPrivilege 4252 WindowsDef.exe Token: SeLoadDriverPrivilege 4252 WindowsDef.exe Token: SeSystemProfilePrivilege 4252 WindowsDef.exe Token: SeSystemtimePrivilege 4252 WindowsDef.exe Token: SeProfSingleProcessPrivilege 4252 WindowsDef.exe Token: SeIncBasePriorityPrivilege 4252 WindowsDef.exe Token: SeCreatePagefilePrivilege 4252 WindowsDef.exe Token: SeCreatePermanentPrivilege 4252 WindowsDef.exe Token: SeBackupPrivilege 4252 WindowsDef.exe Token: SeRestorePrivilege 4252 WindowsDef.exe Token: SeShutdownPrivilege 4252 WindowsDef.exe Token: SeDebugPrivilege 4252 WindowsDef.exe Token: SeAuditPrivilege 4252 WindowsDef.exe Token: SeSystemEnvironmentPrivilege 4252 WindowsDef.exe Token: SeChangeNotifyPrivilege 4252 WindowsDef.exe Token: SeRemoteShutdownPrivilege 4252 WindowsDef.exe Token: SeUndockPrivilege 4252 WindowsDef.exe Token: SeSyncAgentPrivilege 4252 WindowsDef.exe Token: SeEnableDelegationPrivilege 4252 WindowsDef.exe Token: SeManageVolumePrivilege 4252 WindowsDef.exe Token: SeImpersonatePrivilege 4252 WindowsDef.exe Token: SeCreateGlobalPrivilege 4252 WindowsDef.exe Token: 31 4252 WindowsDef.exe Token: 32 4252 WindowsDef.exe Token: 33 4252 WindowsDef.exe Token: 34 4252 WindowsDef.exe Token: 35 4252 WindowsDef.exe Token: SeDebugPrivilege 3272 WindowsDef.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 3304 WindowsDef.exe 4252 WindowsDef.exe 4252 WindowsDef.exe 3272 WindowsDef.exe 4252 WindowsDef.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 4852 wrote to memory of 5072 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 86 PID 4852 wrote to memory of 5072 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 86 PID 4852 wrote to memory of 5072 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 86 PID 5072 wrote to memory of 2752 5072 cmd.exe 90 PID 5072 wrote to memory of 2752 5072 cmd.exe 90 PID 5072 wrote to memory of 2752 5072 cmd.exe 90 PID 4852 wrote to memory of 3304 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 91 PID 4852 wrote to memory of 3304 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 91 PID 4852 wrote to memory of 3304 4852 86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe 91 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 4252 3304 WindowsDef.exe 92 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 3304 wrote to memory of 3272 3304 WindowsDef.exe 93 PID 4252 wrote to memory of 4564 4252 WindowsDef.exe 94 PID 4252 wrote to memory of 4564 4252 WindowsDef.exe 94 PID 4252 wrote to memory of 4564 4252 WindowsDef.exe 94 PID 4252 wrote to memory of 4388 4252 WindowsDef.exe 95 PID 4252 wrote to memory of 4388 4252 WindowsDef.exe 95 PID 4252 wrote to memory of 4388 4252 WindowsDef.exe 95 PID 4252 wrote to memory of 4812 4252 WindowsDef.exe 96 PID 4252 wrote to memory of 4812 4252 WindowsDef.exe 96 PID 4252 wrote to memory of 4812 4252 WindowsDef.exe 96 PID 4252 wrote to memory of 2128 4252 WindowsDef.exe 97 PID 4252 wrote to memory of 2128 4252 WindowsDef.exe 97 PID 4252 wrote to memory of 2128 4252 WindowsDef.exe 97 PID 2128 wrote to memory of 1388 2128 cmd.exe 102 PID 2128 wrote to memory of 1388 2128 cmd.exe 102 PID 2128 wrote to memory of 1388 2128 cmd.exe 102 PID 4812 wrote to memory of 736 4812 cmd.exe 103 PID 4812 wrote to memory of 736 4812 cmd.exe 103 PID 4812 wrote to memory of 736 4812 cmd.exe 103 PID 4388 wrote to memory of 2924 4388 cmd.exe 104 PID 4388 wrote to memory of 2924 4388 cmd.exe 104 PID 4388 wrote to memory of 2924 4388 cmd.exe 104 PID 4564 wrote to memory of 940 4564 cmd.exe 105 PID 4564 wrote to memory of 940 4564 cmd.exe 105 PID 4564 wrote to memory of 940 4564 cmd.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe"C:\Users\Admin\AppData\Local\Temp\86e6c30180353acd4826ae68f57c0ba7d4f24359f5b412bd7fdf50fc123c875c.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DnlkX.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WindowsDef" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2752
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C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe"C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3304 -
C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exeC:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4252 -
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:4564 -
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:940
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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\Directory\WindowsDef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:2924
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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:4812 -
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:736
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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\IDungProV5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IDungProV5.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\IDungProV5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\IDungProV5.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1388
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C:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exeC:\Users\Admin\AppData\Roaming\Directory\WindowsDef.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3272
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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
MD512506b1a3ef0e7dcef2babaaecfb81e8
SHA19564f2c31b336dab739e74cceedb5e4d07c2a563
SHA2563922b88903f6e7a4cd1e9cee92f9a0de6f0cd28a4a6db73114e320fa7cbf8c8a
SHA512cbf0ade56c9961edcf8018f8e1654446e17c863e8df98a78b781b4b91ca87a9ab3b1532376f245c678f6f9e00771d74dba99e0fee237ebf3f4a69473d57f0dec
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Filesize
2.0MB
MD5b50ff0ebfa64fc6f5f7a5614103428ab
SHA182d9162ab60e8ac6a6b0047082ac98c3aa31b235
SHA2569b370295e576bc3e381475376a1ebaf6b7793fa168ff44b9b2e3a3c7abafac7d
SHA51205f529df7d98e15e08fd3b3a9ecd4fbb1371aa3284f47a8fc79c0112e9cad07f9036c012a8365f150bcf02159f1cbb78f2fd3c7be4a0949470f59e45362f4cfe