Analysis
- max time kernel
123s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
10/06/2024, 06:51
Static task
static1
Behavioral task
behavioral1
Sample
deleteedge.bat
Resource
win10v2004-20240426-en
7 signatures
150 seconds
General
- Target deleteedge.bat
- Size 2KB
- Sample240610-hmn8zaeb49
- SHA256 402669dfcc3702db2469446a53e319e258adecc6473a8ea731fee4f2df2cd3af
- MD5 2b9cdb457b4f1157c02c19687309125c
- SHA1 dbe6027c9f2613314a35c426d0edf1d0060c9041
- SHA512 5ad14986d43293cea1bf0cf9f29448ede2aa80cc89b538bcfee656855df9e5633278ba92c8e6c7d1caeaad0cf1e388bdfb7b90e9fbdf4b39cd49e4efe57df257
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{9459C573-B17A-45AE-9F64-1857B5D58CEE} regedit.exe - Possible privilege escalation attempt 4 IoCs
pid Process 2988 icacls.exe 1464 takeown.exe 2984 icacls.exe 1052 takeown.exe - Modifies file permissions 1 TTPs 4 IoCs
pid Process 2984 icacls.exe 1052 takeown.exe 2988 icacls.exe 1464 takeown.exe - Kills process with taskkill 1 IoCs
pid Process 3292 taskkill.exe - Runs .reg file with regedit 1 IoCs
pid Process 4576 regedit.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3292 taskkill.exe Token: SeTakeOwnershipPrivilege 1464 takeown.exe - Suspicious use of WriteProcessMemory 48 IoCs
description pid Process procid_target PID 4092 wrote to memory of 3292 4092 cmd.exe 82 PID 4092 wrote to memory of 3292 4092 cmd.exe 82 PID 4092 wrote to memory of 3288 4092 cmd.exe 84 PID 4092 wrote to memory of 3288 4092 cmd.exe 84 PID 4092 wrote to memory of 4596 4092 cmd.exe 85 PID 4092 wrote to memory of 4596 4092 cmd.exe 85 PID 4092 wrote to memory of 1464 4092 cmd.exe 86 PID 4092 wrote to memory of 1464 4092 cmd.exe 86 PID 4092 wrote to memory of 2984 4092 cmd.exe 87 PID 4092 wrote to memory of 2984 4092 cmd.exe 87 PID 4092 wrote to memory of 972 4092 cmd.exe 88 PID 4092 wrote to memory of 972 4092 cmd.exe 88 PID 4092 wrote to memory of 3496 4092 cmd.exe 89 PID 4092 wrote to memory of 3496 4092 cmd.exe 89 PID 4092 wrote to memory of 1052 4092 cmd.exe 90 PID 4092 wrote to memory of 1052 4092 cmd.exe 90 PID 4092 wrote to memory of 2988 4092 cmd.exe 91 PID 4092 wrote to memory of 2988 4092 cmd.exe 91 PID 4092 wrote to memory of 3320 4092 cmd.exe 92 PID 4092 wrote to memory of 3320 4092 cmd.exe 92 PID 4092 wrote to memory of 1444 4092 cmd.exe 93 PID 4092 wrote to memory of 1444 4092 cmd.exe 93 PID 4092 wrote to memory of 2908 4092 cmd.exe 94 PID 4092 wrote to memory of 2908 4092 cmd.exe 94 PID 4092 wrote to memory of 4412 4092 cmd.exe 95 PID 4092 wrote to memory of 4412 4092 cmd.exe 95 PID 4092 wrote to memory of 2208 4092 cmd.exe 96 PID 4092 wrote to memory of 2208 4092 cmd.exe 96 PID 4092 wrote to memory of 3452 4092 cmd.exe 97 PID 4092 wrote to memory of 3452 4092 cmd.exe 97 PID 4092 wrote to memory of 2076 4092 cmd.exe 98 PID 4092 wrote to memory of 2076 4092 cmd.exe 98 PID 4092 wrote to memory of 5028 4092 cmd.exe 99 PID 4092 wrote to memory of 5028 4092 cmd.exe 99 PID 4092 wrote to memory of 4576 4092 cmd.exe 100 PID 4092 wrote to memory of 4576 4092 cmd.exe 100 PID 4092 wrote to memory of 3332 4092 cmd.exe 103 PID 4092 wrote to memory of 3332 4092 cmd.exe 103 PID 4092 wrote to memory of 2864 4092 cmd.exe 104 PID 4092 wrote to memory of 2864 4092 cmd.exe 104 PID 4092 wrote to memory of 4200 4092 cmd.exe 105 PID 4092 wrote to memory of 4200 4092 cmd.exe 105 PID 4092 wrote to memory of 3992 4092 cmd.exe 106 PID 4092 wrote to memory of 3992 4092 cmd.exe 106 PID 4092 wrote to memory of 3096 4092 cmd.exe 107 PID 4092 wrote to memory of 3096 4092 cmd.exe 107 PID 4092 wrote to memory of 2492 4092 cmd.exe 108 PID 4092 wrote to memory of 2492 4092 cmd.exe 108
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\deleteedge.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:4092 -
C:\Windows\system32\taskkill.exetaskkill /F /IM msedge.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3292
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:3288
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing dir C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe"2⤵PID:4596
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C:\Windows\system32\takeown.exetakeown /a /r /d Y /f C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe2⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1464
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C:\Windows\system32\icacls.exeicacls C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe /grant administrators:f /t2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2984
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:972
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing dir "C:\Program Files (x86)\Microsoft\Edge""2⤵PID:3496
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C:\Windows\system32\takeown.exetakeown /a /r /d Y /f "C:\Program Files (x86)\Microsoft\Edge"2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1052
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C:\Windows\system32\icacls.exeicacls "C:\Program Files (x86)\Microsoft\Edge" /grant administrators:f /t2⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2988
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:3320
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing dir "C:\Program Files (x86)\Microsoft\EdgeUpdate""2⤵PID:1444
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:2908
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing dir "C:\Program Files (x86)\Microsoft\EdgeCore""2⤵PID:4412
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:2208
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing dir "C:\Program Files (x86)\Microsoft\EdgeWebView""2⤵PID:3452
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:2076
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Editting registry"2⤵PID:5028
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C:\Windows\regedit.exeregedit /s RemoveEdge.reg2⤵
- Modifies Installed Components in the registry
- Runs .reg file with regedit
PID:4576
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:3332
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing shortcut "C:\Users\Public\Desktop\Microsoft Edge.lnk""2⤵PID:2864
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:4200
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing shortcut "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Microsoft Edge.lnk""2⤵PID:3992
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo"2⤵PID:3096
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" set /p=Removing shortcut "C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\Microsoft Edge.lnk""2⤵PID:2492
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4576
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\Desktop\RemoveEdge.reg
- Size 263B
- SHA256 7cc8c0543a77f3bb508cfc21e86cd957300de4e48c2e1366dc9f1b37ce76a108
- MD5 4c8a079090c727bc831413155239b6a2
- SHA1 2d595495c067b1784a427d73bc6658167e13a2bb
- SHA512 a33df0d82cfe0d770633a43df3acec53d90bd2bbd222182cd1601bbfe62c8a862ca7a30d2e422d325a3fd0fd68d8a4e8090de9b90fa61c791e6756ff655321f4
- MD5 SHA1 SHA512