Analysis
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max time kernel
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max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26/05/2024, 03:35
Behavioral task
behavioral1
Sample
d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe
Resource
win10v2004-20240508-en
General
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Target
d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe
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Size
282KB
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MD5
2459d8f6d6798d6d404b58efe18cf078
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SHA1
69a923b57ccf380940b4dd7c419409689262f8a0
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SHA256
d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e
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SHA512
b1f47180687b3d57284dae2c2e74ebe626f3998086d369901624f014475ffdd2b6815e2ef340b7b35aafe759c362d99e371429c4c8788533894b46ff59c713d5
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SSDEEP
6144:1LCj4mVF0imsl6POfE1JPZNBlwkDF5N+oS4CJt:1LquiZyBZN1J5N+oSX
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 10 IoCs
description ioc Process 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\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 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 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 reg.exe -
UPX dump on OEP (original entry point) 16 IoCs
resource yara_rule behavioral2/memory/1148-0-0x0000000000400000-0x00000000005D9000-memory.dmp UPX behavioral2/files/0x00080000000233ba-16.dat UPX behavioral2/memory/1148-28-0x0000000000400000-0x00000000005D9000-memory.dmp UPX behavioral2/memory/3136-31-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/3136-34-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/680-43-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/680-39-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/3136-36-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/680-45-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/4280-49-0x0000000000400000-0x00000000005D9000-memory.dmp UPX behavioral2/memory/3136-52-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/680-53-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral2/memory/3136-54-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/3136-56-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/3136-60-0x0000000000400000-0x000000000045D000-memory.dmp UPX behavioral2/memory/3136-76-0x0000000000400000-0x000000000045D000-memory.dmp UPX -
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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe -
Executes dropped EXE 3 IoCs
pid Process 4280 Firefox.exe 3136 Firefox.exe 680 Firefox.exe -
resource yara_rule behavioral2/memory/1148-0-0x0000000000400000-0x00000000005D9000-memory.dmp upx behavioral2/files/0x00080000000233ba-16.dat upx behavioral2/memory/1148-28-0x0000000000400000-0x00000000005D9000-memory.dmp upx behavioral2/memory/3136-31-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3136-34-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/680-43-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/680-39-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3136-36-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/680-45-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/4280-49-0x0000000000400000-0x00000000005D9000-memory.dmp upx behavioral2/memory/3136-52-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/680-53-0x0000000000400000-0x0000000000409000-memory.dmp upx behavioral2/memory/3136-54-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3136-56-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3136-60-0x0000000000400000-0x000000000045D000-memory.dmp upx behavioral2/memory/3136-76-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\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 4280 set thread context of 3136 4280 Firefox.exe 88 PID 4280 set thread context of 680 4280 Firefox.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry key 1 TTPs 4 IoCs
pid Process 2388 reg.exe 2772 reg.exe 3300 reg.exe 3904 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: SeDebugPrivilege 680 Firefox.exe Token: 1 3136 Firefox.exe Token: SeCreateTokenPrivilege 3136 Firefox.exe Token: SeAssignPrimaryTokenPrivilege 3136 Firefox.exe Token: SeLockMemoryPrivilege 3136 Firefox.exe Token: SeIncreaseQuotaPrivilege 3136 Firefox.exe Token: SeMachineAccountPrivilege 3136 Firefox.exe Token: SeTcbPrivilege 3136 Firefox.exe Token: SeSecurityPrivilege 3136 Firefox.exe Token: SeTakeOwnershipPrivilege 3136 Firefox.exe Token: SeLoadDriverPrivilege 3136 Firefox.exe Token: SeSystemProfilePrivilege 3136 Firefox.exe Token: SeSystemtimePrivilege 3136 Firefox.exe Token: SeProfSingleProcessPrivilege 3136 Firefox.exe Token: SeIncBasePriorityPrivilege 3136 Firefox.exe Token: SeCreatePagefilePrivilege 3136 Firefox.exe Token: SeCreatePermanentPrivilege 3136 Firefox.exe Token: SeBackupPrivilege 3136 Firefox.exe Token: SeRestorePrivilege 3136 Firefox.exe Token: SeShutdownPrivilege 3136 Firefox.exe Token: SeDebugPrivilege 3136 Firefox.exe Token: SeAuditPrivilege 3136 Firefox.exe Token: SeSystemEnvironmentPrivilege 3136 Firefox.exe Token: SeChangeNotifyPrivilege 3136 Firefox.exe Token: SeRemoteShutdownPrivilege 3136 Firefox.exe Token: SeUndockPrivilege 3136 Firefox.exe Token: SeSyncAgentPrivilege 3136 Firefox.exe Token: SeEnableDelegationPrivilege 3136 Firefox.exe Token: SeManageVolumePrivilege 3136 Firefox.exe Token: SeImpersonatePrivilege 3136 Firefox.exe Token: SeCreateGlobalPrivilege 3136 Firefox.exe Token: 31 3136 Firefox.exe Token: 32 3136 Firefox.exe Token: 33 3136 Firefox.exe Token: 34 3136 Firefox.exe Token: 35 3136 Firefox.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 4280 Firefox.exe 3136 Firefox.exe 3136 Firefox.exe 680 Firefox.exe 3136 Firefox.exe -
Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 1148 wrote to memory of 4632 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 82 PID 1148 wrote to memory of 4632 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 82 PID 1148 wrote to memory of 4632 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 82 PID 4632 wrote to memory of 3880 4632 cmd.exe 85 PID 4632 wrote to memory of 3880 4632 cmd.exe 85 PID 4632 wrote to memory of 3880 4632 cmd.exe 85 PID 1148 wrote to memory of 4280 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 87 PID 1148 wrote to memory of 4280 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 87 PID 1148 wrote to memory of 4280 1148 d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe 87 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 3136 4280 Firefox.exe 88 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 4280 wrote to memory of 680 4280 Firefox.exe 89 PID 3136 wrote to memory of 2480 3136 Firefox.exe 90 PID 3136 wrote to memory of 2480 3136 Firefox.exe 90 PID 3136 wrote to memory of 2480 3136 Firefox.exe 90 PID 3136 wrote to memory of 3160 3136 Firefox.exe 91 PID 3136 wrote to memory of 3160 3136 Firefox.exe 91 PID 3136 wrote to memory of 3160 3136 Firefox.exe 91 PID 3136 wrote to memory of 4884 3136 Firefox.exe 93 PID 3136 wrote to memory of 4884 3136 Firefox.exe 93 PID 3136 wrote to memory of 4884 3136 Firefox.exe 93 PID 3136 wrote to memory of 2664 3136 Firefox.exe 95 PID 3136 wrote to memory of 2664 3136 Firefox.exe 95 PID 3136 wrote to memory of 2664 3136 Firefox.exe 95 PID 2480 wrote to memory of 2772 2480 cmd.exe 98 PID 2480 wrote to memory of 2772 2480 cmd.exe 98 PID 2480 wrote to memory of 2772 2480 cmd.exe 98 PID 3160 wrote to memory of 3904 3160 cmd.exe 100 PID 4884 wrote to memory of 3300 4884 cmd.exe 99 PID 3160 wrote to memory of 3904 3160 cmd.exe 100 PID 3160 wrote to memory of 3904 3160 cmd.exe 100 PID 4884 wrote to memory of 3300 4884 cmd.exe 99 PID 4884 wrote to memory of 3300 4884 cmd.exe 99 PID 2664 wrote to memory of 2388 2664 cmd.exe 101 PID 2664 wrote to memory of 2388 2664 cmd.exe 101 PID 2664 wrote to memory of 2388 2664 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe"C:\Users\Admin\AppData\Local\Temp\d7b4797229f6e799cf8d67db038fadf347c6280dfd7e5b97ea7f22f165f56e6e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\qZEpo.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4632 -
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
PID:3880
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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
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4280 -
C:\Users\Admin\AppData\Roaming\Firefox.exeC:\Users\Admin\AppData\Roaming\Firefox.exe3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Suspicious use of WriteProcessMemory
PID:2480 -
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
- Modifies registry key
PID:2772
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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⤵
- Suspicious use of WriteProcessMemory
PID:3160 -
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
- Modifies registry key
PID:3904
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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⤵
- Suspicious use of WriteProcessMemory
PID:4884 -
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
- Modifies registry key
PID:3300
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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⤵
- Suspicious use of WriteProcessMemory
PID:2664 -
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
- Modifies registry key
PID:2388
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C:\Users\Admin\AppData\Roaming\Firefox.exeC:\Users\Admin\AppData\Roaming\Firefox.exe3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:680
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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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
143B
MD5962bc493b87f298696ad6e3eed7c7937
SHA1985cc0c7e37e2465c4349abd528e120663ebd205
SHA256c167e2faa5307ac291ff833b8a1f5f802eaa028d1aba8d1ad342ca84c07bdb01
SHA5129dd2b755a404b74206b713ab17d2ddedacc48910e942dab71cf7e98d8d25322c24e32648f0881136e5425134aaccfbfd9bdc52ceb4519bd07e97c5564116f173
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Filesize
282KB
MD520cd867ad1dbf76973dfb9da7feb4563
SHA16ee4b134172c9c2739cfb5c95e688f3a7c6e88a6
SHA2563f4c4e38b02d584fd514821a6381bc0827b7d2a67e063c26e5aed0ce7c3ad294
SHA512ec055cb406906cb1bb2229af4b15ea4b93074494848be92f7d271530a1001fb941400fcc7aa409ddef023f5bce5b3c5072e0d670cfa134d9c8f28ad74116505a