77f008cf7ccbf955effd76539c61bc1fbdae2a3d7ad454a2d62a5f77b8ffdf09

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7788f918e326ff936886e276daf498d5.exe

Windows security bypass 2 TTPs 1 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	7788f918e326ff936886e276daf498d5.exe

Windows security modification 2 TTPs 1 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	7788f918e326ff936886e276daf498d5.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7788f918e326ff936886e276daf498d5.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 1636 set thread context of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6C81BCA1-A529-11EE-B683-EE5B2FF970AA} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0f6664a3639da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "409892654"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b0720b1d8642c344adb870a2e917866400000000020000000000106600000001000020000000fe844f65bfe7cd690a132149a1a5603a2f6bec36cc89f43c9b5c4226ce7bae89000000000e80000000020000200000001dc6ccbdc4429fd4bec2e57d0396910c113fd22625a35ab20341f7ed6a5fb03f20000000a25749ba193fcf22f471186edac0d15f868133e18636e5a7cff3a6ba0878348040000000aa54e846077bbaf70b84d6ee413954ba98faca85029b0badd97915a9e18b173a9366129bfbef8348ae9164e3bdf9bb5c044022a3be31486fafb0299faaf3e2cc	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2748	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3068	7788f918e326ff936886e276daf498d5.exe
1636	7788f918e326ff936886e276daf498d5.exe
2748	iexplore.exe
2748	iexplore.exe
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE
2592	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 3068 wrote to memory of 1636	3068	7788f918e326ff936886e276daf498d5.exe	28
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 1636 wrote to memory of 2800	1636	7788f918e326ff936886e276daf498d5.exe	30
PID 2800 wrote to memory of 2748	2800	7788f918e326ff936886e276daf498d5.exe	31
PID 2800 wrote to memory of 2748	2800	7788f918e326ff936886e276daf498d5.exe	31
PID 2800 wrote to memory of 2748	2800	7788f918e326ff936886e276daf498d5.exe	31
PID 2800 wrote to memory of 2748	2800	7788f918e326ff936886e276daf498d5.exe	31
PID 2748 wrote to memory of 2592	2748	iexplore.exe	33
PID 2748 wrote to memory of 2592	2748	iexplore.exe	33
PID 2748 wrote to memory of 2592	2748	iexplore.exe	33
PID 2748 wrote to memory of 2592	2748	iexplore.exe	33

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7788f918e326ff936886e276daf498d5.exe

C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe
"C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe"
1⤵
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3068
- C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe
  C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1636
- - C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe
    C:\Users\Admin\AppData\Local\Temp\7788f918e326ff936886e276daf498d5.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=7788f918e326ff936886e276daf498d5.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2748
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2748 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry