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Analysis
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max time kernel
148s -
max time network
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platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04/03/2024, 14:13
Behavioral task
behavioral1
Sample
b2557187fa21cd913b1dc3155f2ddda4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b2557187fa21cd913b1dc3155f2ddda4.exe
Resource
win10v2004-20240226-en
General
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Target
b2557187fa21cd913b1dc3155f2ddda4.exe
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Size
162KB
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MD5
b2557187fa21cd913b1dc3155f2ddda4
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SHA1
e478378377453631227b322c18100e354e12dcab
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SHA256
0d95bbeb32ab569237edada99840347966c9248ac8dc22396231a7539d22bd0b
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SHA512
82e183b0ff081906201600cb024bcbcb8584068bab611ae3671516cce06ea18fe52c73be78505e8cbac839401b0a5818bc5f8d5f27aa4b262db7bf0a4d5d7f1e
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SSDEEP
3072:8s2K4csi8LmPoHKpdcy4hq3+et8KIZT6koFbgJYSGIHcD7aikBk94E9x9mMwb:VVe3L4p2Zg3bKKIQkolaYSG2ZBTKm
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 8 IoCs
description ioc Process 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\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2557187fa21cd913b1dc3155f2ddda4.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\Adobbe\new.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.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 reg.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run b2557187fa21cd913b1dc3155f2ddda4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\WinDefender = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.exe" b2557187fa21cd913b1dc3155f2ddda4.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1BCBBEFD-3CD8-21DE-6012-8DCAECDD9EEC} b2557187fa21cd913b1dc3155f2ddda4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1BCBBEFD-3CD8-21DE-6012-8DCAECDD9EEC}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.exe" b2557187fa21cd913b1dc3155f2ddda4.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{1BCBBEFD-3CD8-21DE-6012-8DCAECDD9EEC} b2557187fa21cd913b1dc3155f2ddda4.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Active Setup\Installed Components\{1BCBBEFD-3CD8-21DE-6012-8DCAECDD9EEC}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.exe" b2557187fa21cd913b1dc3155f2ddda4.exe -
resource yara_rule behavioral1/memory/2744-0-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral1/memory/2744-10-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral1/memory/2744-11-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral1/memory/2744-12-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral1/memory/2744-16-0x0000000000400000-0x0000000000473000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.exe" b2557187fa21cd913b1dc3155f2ddda4.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinDefender = "C:\\Users\\Admin\\AppData\\Roaming\\Adobbe\\new.exe" b2557187fa21cd913b1dc3155f2ddda4.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 2652 reg.exe 2656 reg.exe 2756 reg.exe 2644 reg.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
description pid Process Token: 1 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeCreateTokenPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeAssignPrimaryTokenPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeLockMemoryPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeIncreaseQuotaPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeMachineAccountPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeTcbPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeSecurityPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeTakeOwnershipPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeLoadDriverPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeSystemProfilePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeSystemtimePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeProfSingleProcessPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeIncBasePriorityPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeCreatePagefilePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeCreatePermanentPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeBackupPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeRestorePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeShutdownPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeDebugPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeAuditPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeSystemEnvironmentPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeChangeNotifyPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeRemoteShutdownPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeUndockPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeSyncAgentPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeEnableDelegationPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeManageVolumePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeImpersonatePrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeCreateGlobalPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: 31 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: 32 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: 33 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: 34 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: 35 2744 b2557187fa21cd913b1dc3155f2ddda4.exe Token: SeDebugPrivilege 2744 b2557187fa21cd913b1dc3155f2ddda4.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 2744 b2557187fa21cd913b1dc3155f2ddda4.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2744 wrote to memory of 2844 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 28 PID 2744 wrote to memory of 2844 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 28 PID 2744 wrote to memory of 2844 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 28 PID 2744 wrote to memory of 2844 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 28 PID 2744 wrote to memory of 2500 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 29 PID 2744 wrote to memory of 2500 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 29 PID 2744 wrote to memory of 2500 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 29 PID 2744 wrote to memory of 2500 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 29 PID 2744 wrote to memory of 2264 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 30 PID 2744 wrote to memory of 2264 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 30 PID 2744 wrote to memory of 2264 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 30 PID 2744 wrote to memory of 2264 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 30 PID 2744 wrote to memory of 3020 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 32 PID 2744 wrote to memory of 3020 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 32 PID 2744 wrote to memory of 3020 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 32 PID 2744 wrote to memory of 3020 2744 b2557187fa21cd913b1dc3155f2ddda4.exe 32 PID 2500 wrote to memory of 2652 2500 cmd.exe 36 PID 2500 wrote to memory of 2652 2500 cmd.exe 36 PID 2500 wrote to memory of 2652 2500 cmd.exe 36 PID 2500 wrote to memory of 2652 2500 cmd.exe 36 PID 2844 wrote to memory of 2644 2844 cmd.exe 37 PID 2844 wrote to memory of 2644 2844 cmd.exe 37 PID 2844 wrote to memory of 2644 2844 cmd.exe 37 PID 2844 wrote to memory of 2644 2844 cmd.exe 37 PID 3020 wrote to memory of 2756 3020 cmd.exe 38 PID 3020 wrote to memory of 2756 3020 cmd.exe 38 PID 3020 wrote to memory of 2756 3020 cmd.exe 38 PID 3020 wrote to memory of 2756 3020 cmd.exe 38 PID 2264 wrote to memory of 2656 2264 cmd.exe 39 PID 2264 wrote to memory of 2656 2264 cmd.exe 39 PID 2264 wrote to memory of 2656 2264 cmd.exe 39 PID 2264 wrote to memory of 2656 2264 cmd.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe"C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe"1⤵
- Adds policy Run key to start application
- Modifies Installed Components in the registry
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f2⤵
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Modifies firewall policy service
- Modifies registry key
PID:2644
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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\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe:*:Enabled:Windows Messanger" /f2⤵
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe:*:Enabled:Windows Messanger" /f3⤵
- Modifies firewall policy service
- Modifies registry key
PID:2652
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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" /f2⤵
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- Modifies firewall policy service
- Modifies registry key
PID:2656
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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\Adobbe\new.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe:*:Enabled:Windows Messanger" /f2⤵
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe:*:Enabled:Windows Messanger" /f3⤵
- Modifies firewall policy service
- Modifies registry key
PID:2756
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1