Analysis
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max time kernel
119s -
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
07-09-2024 20:40
Behavioral task
behavioral1
Sample
81a80bdad865f0d14f4518ba16c960e0N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
81a80bdad865f0d14f4518ba16c960e0N.exe
Resource
win10v2004-20240802-en
General
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Target
81a80bdad865f0d14f4518ba16c960e0N.exe
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Size
2.4MB
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MD5
81a80bdad865f0d14f4518ba16c960e0
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SHA1
f419475f3c2a08fef08d3786f6fc1611423fef36
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SHA256
403508b6618d76ae1a47b9d79c3b2c617de632ee0fbd301f6e86314a7185f6c2
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SHA512
7420e149c5a29adfd819a6f8500bd96488034817b580e80cdb3aba42c3349e54350392ab609d966b6db7f932ef90560ad7936121f600afcb3376404524d91534
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SSDEEP
49152:2Ko2gzhGqxIaWeSkKkAQOQ1y7GklXRYxxTttMs+xyPFRwGJnunLp9u0XsA5cl+6H:f+zhGqx3WeSkKkAQOQ1y7PlXRYxxTttd
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 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\AuthorizedApplications reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Java\uninstall.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\uninstall.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\Falaheye.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Falaheye.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 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 -
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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 81a80bdad865f0d14f4518ba16c960e0N.exe -
Executes dropped EXE 3 IoCs
pid Process 3844 uninstall.exe 2852 uninstall.exe 1336 uninstall.exe -
resource yara_rule behavioral2/memory/2340-0-0x0000000000400000-0x000000000065F000-memory.dmp upx behavioral2/files/0x0007000000022721-16.dat upx behavioral2/memory/2340-29-0x0000000000400000-0x000000000065F000-memory.dmp upx behavioral2/memory/3844-28-0x0000000000400000-0x000000000065F000-memory.dmp upx behavioral2/memory/2852-32-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-38-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-40-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/3844-44-0x0000000000400000-0x000000000065F000-memory.dmp upx behavioral2/memory/1336-48-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1336-50-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1336-42-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2852-35-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-53-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/1336-54-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2852-55-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-57-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-60-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-62-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-64-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-67-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-69-0x0000000000400000-0x000000000045C000-memory.dmp upx behavioral2/memory/2852-78-0x0000000000400000-0x000000000045C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java(TM) Platform SE Auto Updator 2.1 = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\uninstall.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3844 set thread context of 2852 3844 uninstall.exe 91 PID 3844 set thread context of 1336 3844 uninstall.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 uninstall.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 81a80bdad865f0d14f4518ba16c960e0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uninstall.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uninstall.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 3016 reg.exe 4116 reg.exe 2320 reg.exe 1620 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2852 uninstall.exe Token: SeCreateTokenPrivilege 2852 uninstall.exe Token: SeAssignPrimaryTokenPrivilege 2852 uninstall.exe Token: SeLockMemoryPrivilege 2852 uninstall.exe Token: SeIncreaseQuotaPrivilege 2852 uninstall.exe Token: SeMachineAccountPrivilege 2852 uninstall.exe Token: SeTcbPrivilege 2852 uninstall.exe Token: SeSecurityPrivilege 2852 uninstall.exe Token: SeTakeOwnershipPrivilege 2852 uninstall.exe Token: SeLoadDriverPrivilege 2852 uninstall.exe Token: SeSystemProfilePrivilege 2852 uninstall.exe Token: SeSystemtimePrivilege 2852 uninstall.exe Token: SeProfSingleProcessPrivilege 2852 uninstall.exe Token: SeIncBasePriorityPrivilege 2852 uninstall.exe Token: SeCreatePagefilePrivilege 2852 uninstall.exe Token: SeCreatePermanentPrivilege 2852 uninstall.exe Token: SeBackupPrivilege 2852 uninstall.exe Token: SeRestorePrivilege 2852 uninstall.exe Token: SeShutdownPrivilege 2852 uninstall.exe Token: SeDebugPrivilege 2852 uninstall.exe Token: SeAuditPrivilege 2852 uninstall.exe Token: SeSystemEnvironmentPrivilege 2852 uninstall.exe Token: SeChangeNotifyPrivilege 2852 uninstall.exe Token: SeRemoteShutdownPrivilege 2852 uninstall.exe Token: SeUndockPrivilege 2852 uninstall.exe Token: SeSyncAgentPrivilege 2852 uninstall.exe Token: SeEnableDelegationPrivilege 2852 uninstall.exe Token: SeManageVolumePrivilege 2852 uninstall.exe Token: SeImpersonatePrivilege 2852 uninstall.exe Token: SeCreateGlobalPrivilege 2852 uninstall.exe Token: 31 2852 uninstall.exe Token: 32 2852 uninstall.exe Token: 33 2852 uninstall.exe Token: 34 2852 uninstall.exe Token: 35 2852 uninstall.exe Token: SeDebugPrivilege 1336 uninstall.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 3844 uninstall.exe 2852 uninstall.exe 2852 uninstall.exe 2852 uninstall.exe 1336 uninstall.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 2340 wrote to memory of 4064 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 86 PID 2340 wrote to memory of 4064 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 86 PID 2340 wrote to memory of 4064 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 86 PID 4064 wrote to memory of 4180 4064 cmd.exe 89 PID 4064 wrote to memory of 4180 4064 cmd.exe 89 PID 4064 wrote to memory of 4180 4064 cmd.exe 89 PID 2340 wrote to memory of 3844 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 90 PID 2340 wrote to memory of 3844 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 90 PID 2340 wrote to memory of 3844 2340 81a80bdad865f0d14f4518ba16c960e0N.exe 90 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 2852 3844 uninstall.exe 91 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 3844 wrote to memory of 1336 3844 uninstall.exe 92 PID 2852 wrote to memory of 1980 2852 uninstall.exe 93 PID 2852 wrote to memory of 1980 2852 uninstall.exe 93 PID 2852 wrote to memory of 1980 2852 uninstall.exe 93 PID 2852 wrote to memory of 4360 2852 uninstall.exe 94 PID 2852 wrote to memory of 4360 2852 uninstall.exe 94 PID 2852 wrote to memory of 4360 2852 uninstall.exe 94 PID 2852 wrote to memory of 4316 2852 uninstall.exe 95 PID 2852 wrote to memory of 4316 2852 uninstall.exe 95 PID 2852 wrote to memory of 4316 2852 uninstall.exe 95 PID 2852 wrote to memory of 3696 2852 uninstall.exe 96 PID 2852 wrote to memory of 3696 2852 uninstall.exe 96 PID 2852 wrote to memory of 3696 2852 uninstall.exe 96 PID 4316 wrote to memory of 1620 4316 cmd.exe 101 PID 4316 wrote to memory of 1620 4316 cmd.exe 101 PID 4316 wrote to memory of 1620 4316 cmd.exe 101 PID 1980 wrote to memory of 2320 1980 cmd.exe 102 PID 1980 wrote to memory of 2320 1980 cmd.exe 102 PID 1980 wrote to memory of 2320 1980 cmd.exe 102 PID 4360 wrote to memory of 4116 4360 cmd.exe 103 PID 4360 wrote to memory of 4116 4360 cmd.exe 103 PID 4360 wrote to memory of 4116 4360 cmd.exe 103 PID 3696 wrote to memory of 3016 3696 cmd.exe 104 PID 3696 wrote to memory of 3016 3696 cmd.exe 104 PID 3696 wrote to memory of 3016 3696 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\81a80bdad865f0d14f4518ba16c960e0N.exe"C:\Users\Admin\AppData\Local\Temp\81a80bdad865f0d14f4518ba16c960e0N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\eHdsQ.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java(TM) Platform SE Auto Updator 2.1" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4180
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C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Users\Admin\AppData\Roaming\Java\uninstall.exeC:\Users\Admin\AppData\Roaming\Java\uninstall.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2852 -
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:1980 -
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:2320
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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\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4360 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4116
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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:4316 -
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:1620
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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\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3696 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3016
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C:\Users\Admin\AppData\Roaming\Java\uninstall.exeC:\Users\Admin\AppData\Roaming\Java\uninstall.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1336
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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
173B
MD50f9512ff58185a551abc4fa80ffde3b5
SHA1eb2df1adbb3504236d2857d8a9c297121c97a95d
SHA25679747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189
SHA5121f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e
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Filesize
2.4MB
MD5586dd6810aa4a3bde1dad173176eed97
SHA183747a33261ca32b2f78624988fa65152a79ef0c
SHA25652979d71e6810bde2f34b542c0c9fa9cf9af7e2cf53cd356dca63e3f353c692d
SHA512fa6c8d0512b127d1bc0ff0cb0e939424c7ac87852734bd06872422ffb7987eb9dd6145ca0e685eb21c84e9f31d531ccb03bed5af82c246f5f6f7cab2acdc985d