Analysis
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max time kernel
151s -
max time network
154s -
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
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe
Resource
win7-20220812-en
General
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Target
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe
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Size
350KB
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MD5
183c5dad4bfd2535b75af379feb807c0
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SHA1
8cec1f3da6c5ebc3407228927b3419fac64381a2
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SHA256
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2
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SHA512
0f2aade511941d18c1db522a7f89191745c1defceffe64f298e85c916fb29fb7dc401fd723925ee9ce02b61d70a561d9fb442075f1b5998c502151c81239161f
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SSDEEP
6144:PyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:P3BdQLL4BE93NGVYZX9BukJlwxSJdEm
Malware Config
Signatures
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Drops file in Drivers directory 2 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exedescription ioc process File created C:\Windows\SysWOW64\drivers\14579cc8.sys 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe File created C:\Windows\SysWOW64\drivers\68fca94e.sys 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1348 takeown.exe 4276 icacls.exe -
Sets service image path in registry 2 TTPs 2 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\14579cc8\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\14579cc8.sys" 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\68fca94e\ImagePath = "\\??\\C:\\Windows\\SysWOW64\\drivers\\68fca94e.sys" 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Processes:
resource yara_rule behavioral2/memory/2004-132-0x0000000001000000-0x000000000112D000-memory.dmp upx behavioral2/memory/2004-133-0x0000000001000000-0x000000000112D000-memory.dmp upx behavioral2/memory/2004-138-0x0000000001000000-0x000000000112D000-memory.dmp upx -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
icacls.exetakeown.exepid process 4276 icacls.exe 1348 takeown.exe -
Installs/modifies Browser Helper Object 2 TTPs 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Drops file in System32 directory 5 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exedescription ioc process File opened for modification C:\Windows\SysWOW64\goodsb.dll 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe File created C:\Windows\SysWOW64\goodsb.dll 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe File created C:\Windows\SysWOW64\ws2tcpip.dll 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe File opened for modification C:\Windows\SysWOW64\ws2tcpip.dll 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe File created C:\Windows\SysWOW64\wshtcpip.dll 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Modifies registry class 4 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL\name = "nwhfai.dll" 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\HOOK_ID\name = "577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe" 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\SYS_DLL 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exepid process 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Suspicious behavior: LoadsDriver 5 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exepid process 656 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 656 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exetakeown.exedescription pid process Token: SeDebugPrivilege 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe Token: SeTakeOwnershipPrivilege 1348 takeown.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.execmd.exedescription pid process target process PID 2004 wrote to memory of 768 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe PID 2004 wrote to memory of 768 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe PID 2004 wrote to memory of 768 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe PID 768 wrote to memory of 1348 768 cmd.exe takeown.exe PID 768 wrote to memory of 1348 768 cmd.exe takeown.exe PID 768 wrote to memory of 1348 768 cmd.exe takeown.exe PID 768 wrote to memory of 4276 768 cmd.exe icacls.exe PID 768 wrote to memory of 4276 768 cmd.exe icacls.exe PID 768 wrote to memory of 4276 768 cmd.exe icacls.exe PID 2004 wrote to memory of 4972 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe PID 2004 wrote to memory of 4972 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe PID 2004 wrote to memory of 4972 2004 577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.exe"C:\Users\Admin\AppData\Local\Temp\577573301757bb1158a2ca8a893a2757cf2ccc17ecea701946fcce57409eb4a2.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
MD5b68f5a984bb8dd9484f78ec74900e187
SHA142c73c714e4d4aac01eda56f44d3a13229423c17
SHA256e8acd166b70f5270bc3422cbef4e202793dd0dc82b855af51db973daa0355fc3
SHA512b9ce1f0960355b6da2d0755774bd378831d913047c52c2d0376b8186d1db53c2146202e84020e53fc00f12eb191fec1ed69859d315d2436ba8d1a1b484ddac36
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memory/768-134-0x0000000000000000-mapping.dmp
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memory/1348-135-0x0000000000000000-mapping.dmp
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memory/2004-132-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/2004-133-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/2004-138-0x0000000001000000-0x000000000112D000-memory.dmpFilesize
1.2MB
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memory/4276-136-0x0000000000000000-mapping.dmp
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memory/4972-137-0x0000000000000000-mapping.dmp