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Analysis
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max time kernel
120s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2024, 15:53
Static task
static1
Behavioral task
behavioral1
Sample
e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe
Resource
win10v2004-20241007-en
General
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Target
e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe
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Size
270KB
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MD5
097fb93775b8349a0aa7de58e1a14c70
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SHA1
40540069a8bb04a64107b1c34f0293d774d3f129
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SHA256
e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161
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SHA512
737f0b29eed3cafec815232a60f35c71ec2d8ad1347e4d2cb5741357157d8e45c2477a7ad7ac7829fd595b7c5de2da1f804c9402b73738a03a85859aef69a072
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SSDEEP
3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8sdkXf:WFzDqa86hV6uRRqX1evPlwAEdkXf
Malware Config
Extracted
asyncrat
0.4.9G
corporation.warzonedns.com:9341
480-28105c055659
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delay
0
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install
false
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install_folder
%AppData%
Signatures
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Asyncrat family
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule behavioral2/memory/668-29-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe -
Executes dropped EXE 1 IoCs
pid Process 3132 HiPatchService.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HiPatch = "C:\\Users\\Admin\\AppData\\Roaming\\HiPatch\\HiPatchService.exe" e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3132 set thread context of 668 3132 HiPatchService.exe 88 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HiPatchService.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4596 timeout.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe 668 RegAsm.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1864 wrote to memory of 3132 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 82 PID 1864 wrote to memory of 3132 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 82 PID 1864 wrote to memory of 3132 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 82 PID 1864 wrote to memory of 2936 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 83 PID 1864 wrote to memory of 2936 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 83 PID 1864 wrote to memory of 2936 1864 e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe 83 PID 2936 wrote to memory of 4596 2936 cmd.exe 85 PID 2936 wrote to memory of 4596 2936 cmd.exe 85 PID 2936 wrote to memory of 4596 2936 cmd.exe 85 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88 PID 3132 wrote to memory of 668 3132 HiPatchService.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe"C:\Users\Admin\AppData\Local\Temp\e7d8792a01226318a6d51f5de16b6f32a51ecb9e3726a665c007171a6dd09161N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1864 -
C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:668
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936 -
C:\Windows\SysWOW64\timeout.exetimeout /t 1803⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4596
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:1784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
213B
MD50955cb4b691d44b37f8b6fad48a33b8e
SHA19dae759ae014cc124ab6eed7c8035788c124ae4a
SHA2569092dbb1ca1767d1966b7f79349dd95a802a68248251bf070c0f1d74d5681d71
SHA51208b868a028c1e8d29ed643416850df16f58d44668f9193b46bd3934965e5617a0a4015fc52815c5456023dbde01023450d295b76d936a936f26b602e764b0235
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Filesize
270KB
MD54ba3619c730610beee924af5ab931735
SHA1447191d7d2bcb2327f8fe778e11c93691654d857
SHA25689fb382407c55bd4918c637e356f85528f43fc5daff9904bdaadd8bbb9e689e5
SHA51266b3f4294193962db8b6466d88da5604d22207de724fafc6b29900dd14adafd1b9db3cdd186fc6fc3d730856e7cad13673a59dea2d49328647ebc5dd7ddb1cbb