Analysis
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max time kernel
174s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2022 03:55
Behavioral task
behavioral1
Sample
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe
Resource
win7-20221111-en
General
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Target
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe
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Size
350KB
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MD5
2f30c76ed9042c8f18bf3382ae5794f0
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SHA1
34e62c96cf1ad16424533481f3798b59f8087a35
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SHA256
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d
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SHA512
348f20e5eb905fd53cccdbe0b873d9de5364fa872955eead9ab37cf9df0f7accd36e64104942034f3cfc67f3fe6811785ad48752507354435c8082a9e91d262e
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SSDEEP
6144:HyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:H3BdQLL4BE93NGVYZX9BukJlwxSJdEm
Malware Config
Signatures
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Drops file in Drivers directory 2 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exedescription ioc process File created C:\Windows\SysWOW64\drivers\4216fd35.sys 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe File created C:\Windows\SysWOW64\drivers\3ebdc8b3.sys 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 4720 takeown.exe 4336 icacls.exe -
Sets service image path in registry 2 TTPs 2 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\4216fd35\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\4216fd35.sys" 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\3ebdc8b3\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\3ebdc8b3.sys" 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Processes:
resource yara_rule behavioral2/memory/1112-132-0x0000000001000000-0x000000000112D000-memory.dmp upx behavioral2/memory/1112-133-0x0000000001000000-0x000000000112D000-memory.dmp upx behavioral2/memory/1112-138-0x0000000001000000-0x000000000112D000-memory.dmp upx -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
icacls.exetakeown.exepid process 4336 icacls.exe 4720 takeown.exe -
Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Drops file in System32 directory 5 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exedescription ioc process File created C:\Windows\SysWOW64\ws2tcpip.dll 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe File opened for modification C:\Windows\SysWOW64\ws2tcpip.dll 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe File created C:\Windows\SysWOW64\wshtcpip.dll 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe File opened for modification C:\Windows\SysWOW64\goodsb.dll 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe File created C:\Windows\SysWOW64\goodsb.dll 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Modifies registry class 4 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL\name = "YhS37why.dll" 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID\name = "3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe" 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exepid process 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Suspicious behavior: LoadsDriver 5 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exepid process 668 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 668 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exetakeown.exedescription pid process Token: SeDebugPrivilege 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe Token: SeTakeOwnershipPrivilege 4720 takeown.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.execmd.exedescription pid process target process PID 1112 wrote to memory of 1064 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe PID 1112 wrote to memory of 1064 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe PID 1112 wrote to memory of 1064 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe PID 1064 wrote to memory of 4720 1064 cmd.exe takeown.exe PID 1064 wrote to memory of 4720 1064 cmd.exe takeown.exe PID 1064 wrote to memory of 4720 1064 cmd.exe takeown.exe PID 1064 wrote to memory of 4336 1064 cmd.exe icacls.exe PID 1064 wrote to memory of 4336 1064 cmd.exe icacls.exe PID 1064 wrote to memory of 4336 1064 cmd.exe icacls.exe PID 1112 wrote to memory of 212 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe PID 1112 wrote to memory of 212 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe PID 1112 wrote to memory of 212 1112 3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe"C:\Users\Admin\AppData\Local\Temp\3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe"1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\SysWOW64\wshtcpip.dll3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F3⤵
- Possible privilege escalation attempt
- Modifies file permissions
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\ahnmove.batFilesize
181B
MD597280873e24d3671e602335e5baf3489
SHA115e89335694b3bdf60cf03ea627425bfc2ebe8e6
SHA256b024719875bbe5f25aa04c32fe37218cafbea6d1b6dbdc76427d6906b148b56e
SHA512cb2ab59fce4d218791bdc6fc1ff05caaf668ac64de9614ca1b579eb55d4dfb555c1e91bff903e28f977613ee316f199d1df062cacc9a3bf10b8c4d28f7faee87
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memory/212-137-0x0000000000000000-mapping.dmp
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memory/1064-134-0x0000000000000000-mapping.dmp
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memory/1112-132-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/1112-133-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/1112-138-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/4336-136-0x0000000000000000-mapping.dmp
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memory/4720-135-0x0000000000000000-mapping.dmp