Analysis
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max time kernel
119s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 06:39
Behavioral task
behavioral1
Sample
506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe
Resource
win10v2004-20240802-en
General
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Target
506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe
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Size
293KB
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MD5
b07fd2093ef9cbf9b591c711e71ec680
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SHA1
641dcecb17c7a9c9a18efff759257ae95ff174fb
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SHA256
506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9
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SHA512
6d531a74987a06ebbe1f543e789d654cc48443c5347636ccfb69fba1084e3e48638e0b7aa1742f078a3c37a04cc58736bf17a306ac5b9e80f6be9c3036580e22
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SSDEEP
6144:g750HizPy7n+g47wSAr2QxMcnpjRBM8Aat6E5PB0beIwa2pX8EIHBZrfxoS4iJM:Diz+n87tArhxVjVAA6aPBwSXrk7rJoS+
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 (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Firefox.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Firefox.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\darkeye-nosttingspersistent.exe = "C:\\Users\\Admin\\AppData\\Roaming\\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 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 -
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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe -
Executes dropped EXE 3 IoCs
pid Process 1228 Firefox.exe 2380 Firefox.exe 4036 Firefox.exe -
resource yara_rule behavioral2/memory/2564-0-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/files/0x00080000000236cf-16.dat upx behavioral2/memory/2564-29-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2380-35-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-37-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-32-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4036-47-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4036-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4036-40-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/1228-51-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2380-54-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/4036-55-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/2380-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-58-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-61-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-63-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-65-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/2380-68-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java Updater 3 = "C:\\Users\\Admin\\AppData\\Roaming\\Firefox.exe" reg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1228 set thread context of 2380 1228 Firefox.exe 94 PID 1228 set thread context of 4036 1228 Firefox.exe 95 -
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 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Firefox.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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Firefox.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Firefox.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 628 reg.exe 1600 reg.exe 2448 reg.exe 4440 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 4036 Firefox.exe Token: 1 2380 Firefox.exe Token: SeCreateTokenPrivilege 2380 Firefox.exe Token: SeAssignPrimaryTokenPrivilege 2380 Firefox.exe Token: SeLockMemoryPrivilege 2380 Firefox.exe Token: SeIncreaseQuotaPrivilege 2380 Firefox.exe Token: SeMachineAccountPrivilege 2380 Firefox.exe Token: SeTcbPrivilege 2380 Firefox.exe Token: SeSecurityPrivilege 2380 Firefox.exe Token: SeTakeOwnershipPrivilege 2380 Firefox.exe Token: SeLoadDriverPrivilege 2380 Firefox.exe Token: SeSystemProfilePrivilege 2380 Firefox.exe Token: SeSystemtimePrivilege 2380 Firefox.exe Token: SeProfSingleProcessPrivilege 2380 Firefox.exe Token: SeIncBasePriorityPrivilege 2380 Firefox.exe Token: SeCreatePagefilePrivilege 2380 Firefox.exe Token: SeCreatePermanentPrivilege 2380 Firefox.exe Token: SeBackupPrivilege 2380 Firefox.exe Token: SeRestorePrivilege 2380 Firefox.exe Token: SeShutdownPrivilege 2380 Firefox.exe Token: SeDebugPrivilege 2380 Firefox.exe Token: SeAuditPrivilege 2380 Firefox.exe Token: SeSystemEnvironmentPrivilege 2380 Firefox.exe Token: SeChangeNotifyPrivilege 2380 Firefox.exe Token: SeRemoteShutdownPrivilege 2380 Firefox.exe Token: SeUndockPrivilege 2380 Firefox.exe Token: SeSyncAgentPrivilege 2380 Firefox.exe Token: SeEnableDelegationPrivilege 2380 Firefox.exe Token: SeManageVolumePrivilege 2380 Firefox.exe Token: SeImpersonatePrivilege 2380 Firefox.exe Token: SeCreateGlobalPrivilege 2380 Firefox.exe Token: 31 2380 Firefox.exe Token: 32 2380 Firefox.exe Token: 33 2380 Firefox.exe Token: 34 2380 Firefox.exe Token: 35 2380 Firefox.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 1228 Firefox.exe 2380 Firefox.exe 2380 Firefox.exe 4036 Firefox.exe 2380 Firefox.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 2564 wrote to memory of 4180 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 89 PID 2564 wrote to memory of 4180 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 89 PID 2564 wrote to memory of 4180 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 89 PID 4180 wrote to memory of 4064 4180 cmd.exe 92 PID 4180 wrote to memory of 4064 4180 cmd.exe 92 PID 4180 wrote to memory of 4064 4180 cmd.exe 92 PID 2564 wrote to memory of 1228 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 93 PID 2564 wrote to memory of 1228 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 93 PID 2564 wrote to memory of 1228 2564 506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe 93 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 2380 1228 Firefox.exe 94 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 1228 wrote to memory of 4036 1228 Firefox.exe 95 PID 2380 wrote to memory of 3036 2380 Firefox.exe 96 PID 2380 wrote to memory of 3036 2380 Firefox.exe 96 PID 2380 wrote to memory of 3036 2380 Firefox.exe 96 PID 2380 wrote to memory of 3168 2380 Firefox.exe 97 PID 2380 wrote to memory of 3168 2380 Firefox.exe 97 PID 2380 wrote to memory of 3168 2380 Firefox.exe 97 PID 2380 wrote to memory of 5068 2380 Firefox.exe 98 PID 2380 wrote to memory of 5068 2380 Firefox.exe 98 PID 2380 wrote to memory of 5068 2380 Firefox.exe 98 PID 2380 wrote to memory of 672 2380 Firefox.exe 100 PID 2380 wrote to memory of 672 2380 Firefox.exe 100 PID 2380 wrote to memory of 672 2380 Firefox.exe 100 PID 3168 wrote to memory of 1600 3168 cmd.exe 104 PID 3168 wrote to memory of 1600 3168 cmd.exe 104 PID 3168 wrote to memory of 1600 3168 cmd.exe 104 PID 5068 wrote to memory of 2448 5068 cmd.exe 105 PID 5068 wrote to memory of 2448 5068 cmd.exe 105 PID 5068 wrote to memory of 2448 5068 cmd.exe 105 PID 3036 wrote to memory of 4440 3036 cmd.exe 106 PID 3036 wrote to memory of 4440 3036 cmd.exe 106 PID 3036 wrote to memory of 4440 3036 cmd.exe 106 PID 672 wrote to memory of 628 672 cmd.exe 107 PID 672 wrote to memory of 628 672 cmd.exe 107 PID 672 wrote to memory of 628 672 cmd.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe"C:\Users\Admin\AppData\Local\Temp\506c76b3c72de227d885ad1afdcd15e83748d5c1a40da70829b6498272ccc7b9N.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2564 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QyqZT.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4180 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Updater 3" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4064
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C:\Users\Admin\AppData\Roaming\Firefox.exe"C:\Users\Admin\AppData\Roaming\Firefox.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1228 -
C:\Users\Admin\AppData\Roaming\Firefox.exeC:\Users\Admin\AppData\Roaming\Firefox.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2380 -
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:3036 -
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:4440
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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\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3168 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Firefox.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Firefox.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1600
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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:5068 -
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:2448
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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\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:672 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent.exe:*:Enabled:Windows Messanger" /f5⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:628
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C:\Users\Admin\AppData\Roaming\Firefox.exeC:\Users\Admin\AppData\Roaming\Firefox.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4036
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4304,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=3880 /prefetch:81⤵PID:4604
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
143B
MD5962bc493b87f298696ad6e3eed7c7937
SHA1985cc0c7e37e2465c4349abd528e120663ebd205
SHA256c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01
SHA5129dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173
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Filesize
293KB
MD55b52055550cd61ae8cdbdc80c433a516
SHA11e492958b67a276927cc884cadd83729bdcb0a68
SHA256e92ee4112e03edd0904acfda6d5169b6ef80be623544cb52fba55d9822ac9381
SHA512c582b6b0f61fb30a315b3e67318a97c111c391dccff0e21683256b0b0e75eac09d8666fca3cb9b957246a953801c32de4d21239a006617f57c0d1977df11ab26