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Analysis
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max time kernel
118s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22/10/2024, 23:48
Static task
static1
Behavioral task
behavioral1
Sample
616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
Resource
win10v2004-20241007-en
General
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Target
616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
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Size
610KB
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MD5
8a686d18774295c6a3dc8706a253f690
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SHA1
6293f27d109a33f17fab7d5838156bfe519681d5
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SHA256
616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021ab
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SHA512
6a6ec028692c1824a65712171214a413972c5b1ada3cf428275d057b4f9c31c7c23a2a346e4d021aa00d8a9bee65c721ad08ea26b1984f53004f26b8785ac3d0
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SSDEEP
12288:XATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:dT+KjUdQqboyyWoK1NGqzuhb
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2348 2620 WerFault.exe 99 4496 2052 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies data under HKEY_USERS 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE Token: SeShutdownPrivilege 3408 Explorer.EXE Token: SeCreatePagefilePrivilege 3408 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2620 winver.exe 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3408 Explorer.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2052 wrote to memory of 2620 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 99 PID 2052 wrote to memory of 2620 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 99 PID 2052 wrote to memory of 2620 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 99 PID 2052 wrote to memory of 2620 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 99 PID 2620 wrote to memory of 3408 2620 winver.exe 55 PID 2052 wrote to memory of 3408 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 55 PID 2052 wrote to memory of 3004 2052 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe 50
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:3004
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3408 -
C:\Users\Admin\AppData\Local\Temp\616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe"C:\Users\Admin\AppData\Local\Temp\616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 3004⤵
- Program crash
PID:2348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 9203⤵
- Program crash
PID:4496
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2620 -ip 26201⤵PID:4064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2052 -ip 20521⤵PID:3696