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
29-08-2024 07:13
Static task
static1
Behavioral task
behavioral1
Sample
3b63de953a7548ecbe652af836bb63d0N.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
3b63de953a7548ecbe652af836bb63d0N.exe
Resource
win10v2004-20240802-en
General
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Target
3b63de953a7548ecbe652af836bb63d0N.exe
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Size
2.0MB
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MD5
3b63de953a7548ecbe652af836bb63d0
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SHA1
a58082fe372454e2fbaba1d815586550771cd9ae
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SHA256
4e2d31b089c49ae49fb63d09aef54b3b7d9607f6448c803671aa07f22a1a04e8
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SHA512
d55f8122643d434fd05b6099267ca0bd27de0ef49333d65b9e48bd378d4a420ffb8288d353912141a1c5ae60a129699715ebb7379a11424f227f88f7898901de
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SSDEEP
49152:fmTWr53HxurntpSJU2mN2xl42d91cKSd5W6l/p7AFWVBpG947fVr0YfwCCkB1mpr:fmTWr53HxurntpSJU2mN2xu2d91cKSdE
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 reg.exe 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\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 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\AuthorizedApplications\List 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 -
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 3b63de953a7548ecbe652af836bb63d0N.exe -
Executes dropped EXE 3 IoCs
pid Process 4220 WindowsDef.exe 5080 WindowsDef.exe 5016 WindowsDef.exe -
resource yara_rule behavioral2/memory/5080-31-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-36-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-34-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5016-37-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/5016-47-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/5016-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/5080-50-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5016-51-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/5080-52-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-54-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-57-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-59-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-61-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-64-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-66-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-68-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/5080-73-0x0000000000400000-0x000000000045C000-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\WindowsDef = "C:\\Users\\Admin\\AppData\\Roaming\\Directory\\WindowsDef.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4220 set thread context of 5080 4220 WindowsDef.exe 92 PID 4220 set thread context of 5016 4220 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 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 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 3b63de953a7548ecbe652af836bb63d0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WindowsDef.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 -
Modifies registry key 1 TTPs 4 IoCs
pid Process 3988 reg.exe 4728 reg.exe 4380 reg.exe 1412 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 5080 WindowsDef.exe Token: SeCreateTokenPrivilege 5080 WindowsDef.exe Token: SeAssignPrimaryTokenPrivilege 5080 WindowsDef.exe Token: SeLockMemoryPrivilege 5080 WindowsDef.exe Token: SeIncreaseQuotaPrivilege 5080 WindowsDef.exe Token: SeMachineAccountPrivilege 5080 WindowsDef.exe Token: SeTcbPrivilege 5080 WindowsDef.exe Token: SeSecurityPrivilege 5080 WindowsDef.exe Token: SeTakeOwnershipPrivilege 5080 WindowsDef.exe Token: SeLoadDriverPrivilege 5080 WindowsDef.exe Token: SeSystemProfilePrivilege 5080 WindowsDef.exe Token: SeSystemtimePrivilege 5080 WindowsDef.exe Token: SeProfSingleProcessPrivilege 5080 WindowsDef.exe Token: SeIncBasePriorityPrivilege 5080 WindowsDef.exe Token: SeCreatePagefilePrivilege 5080 WindowsDef.exe Token: SeCreatePermanentPrivilege 5080 WindowsDef.exe Token: SeBackupPrivilege 5080 WindowsDef.exe Token: SeRestorePrivilege 5080 WindowsDef.exe Token: SeShutdownPrivilege 5080 WindowsDef.exe Token: SeDebugPrivilege 5080 WindowsDef.exe Token: SeAuditPrivilege 5080 WindowsDef.exe Token: SeSystemEnvironmentPrivilege 5080 WindowsDef.exe Token: SeChangeNotifyPrivilege 5080 WindowsDef.exe Token: SeRemoteShutdownPrivilege 5080 WindowsDef.exe Token: SeUndockPrivilege 5080 WindowsDef.exe Token: SeSyncAgentPrivilege 5080 WindowsDef.exe Token: SeEnableDelegationPrivilege 5080 WindowsDef.exe Token: SeManageVolumePrivilege 5080 WindowsDef.exe Token: SeImpersonatePrivilege 5080 WindowsDef.exe Token: SeCreateGlobalPrivilege 5080 WindowsDef.exe Token: 31 5080 WindowsDef.exe Token: 32 5080 WindowsDef.exe Token: 33 5080 WindowsDef.exe Token: 34 5080 WindowsDef.exe Token: 35 5080 WindowsDef.exe Token: SeDebugPrivilege 5016 WindowsDef.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4904 3b63de953a7548ecbe652af836bb63d0N.exe 4220 WindowsDef.exe 5080 WindowsDef.exe 5080 WindowsDef.exe 5016 WindowsDef.exe 5080 WindowsDef.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 4904 wrote to memory of 5004 4904 3b63de953a7548ecbe652af836bb63d0N.exe 87 PID 4904 wrote to memory of 5004 4904 3b63de953a7548ecbe652af836bb63d0N.exe 87 PID 4904 wrote to memory of 5004 4904 3b63de953a7548ecbe652af836bb63d0N.exe 87 PID 5004 wrote to memory of 1404 5004 cmd.exe 90 PID 5004 wrote to memory of 1404 5004 cmd.exe 90 PID 5004 wrote to memory of 1404 5004 cmd.exe 90 PID 4904 wrote to memory of 4220 4904 3b63de953a7548ecbe652af836bb63d0N.exe 91 PID 4904 wrote to memory of 4220 4904 3b63de953a7548ecbe652af836bb63d0N.exe 91 PID 4904 wrote to memory of 4220 4904 3b63de953a7548ecbe652af836bb63d0N.exe 91 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5080 4220 WindowsDef.exe 92 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 4220 wrote to memory of 5016 4220 WindowsDef.exe 93 PID 5080 wrote to memory of 4256 5080 WindowsDef.exe 94 PID 5080 wrote to memory of 4256 5080 WindowsDef.exe 94 PID 5080 wrote to memory of 4256 5080 WindowsDef.exe 94 PID 5080 wrote to memory of 3316 5080 WindowsDef.exe 95 PID 5080 wrote to memory of 3316 5080 WindowsDef.exe 95 PID 5080 wrote to memory of 3316 5080 WindowsDef.exe 95 PID 5080 wrote to memory of 2916 5080 WindowsDef.exe 96 PID 5080 wrote to memory of 2916 5080 WindowsDef.exe 96 PID 5080 wrote to memory of 2916 5080 WindowsDef.exe 96 PID 5080 wrote to memory of 3336 5080 WindowsDef.exe 97 PID 5080 wrote to memory of 3336 5080 WindowsDef.exe 97 PID 5080 wrote to memory of 3336 5080 WindowsDef.exe 97 PID 3316 wrote to memory of 3988 3316 cmd.exe 102 PID 3316 wrote to memory of 3988 3316 cmd.exe 102 PID 3316 wrote to memory of 3988 3316 cmd.exe 102 PID 2916 wrote to memory of 4728 2916 cmd.exe 103 PID 2916 wrote to memory of 4728 2916 cmd.exe 103 PID 2916 wrote to memory of 4728 2916 cmd.exe 103 PID 3336 wrote to memory of 4380 3336 cmd.exe 104 PID 3336 wrote to memory of 4380 3336 cmd.exe 104 PID 3336 wrote to memory of 4380 3336 cmd.exe 104 PID 4256 wrote to memory of 1412 4256 cmd.exe 105 PID 4256 wrote to memory of 1412 4256 cmd.exe 105 PID 4256 wrote to memory of 1412 4256 cmd.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\3b63de953a7548ecbe652af836bb63d0N.exe"C:\Users\Admin\AppData\Local\Temp\3b63de953a7548ecbe652af836bb63d0N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4904 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\lHGBA.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5004 -
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:1404
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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:4220 -
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:5080 -
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:4256 -
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:1412
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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:3316 -
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:3988
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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:2916 -
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:4728
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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:3336 -
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:4380
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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:5016
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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
MD5d872a19ad8a114e8676065df78a338fb
SHA13c0ab9e3a0c35547aba1c191a054e86c87e53645
SHA2569ef5b2cdea6160692b5451c40e92b369f01930ff4fbd5e8f735460d0c56522d2
SHA512c92c28d1c25ca1447f84bfa5b3e57613accd2b2641f63b9c4fda1ce2a57c6533d1e8c31fd80191e44131a693a334ca04ccc6c57135f15b7d5d0b9d67d25abfe4