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Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
26/12/2024, 17:37
Static task
static1
Behavioral task
behavioral1
Sample
4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe
Resource
win10v2004-20241007-en
General
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Target
4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe
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Size
270KB
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MD5
403f3241e5af51a4cf93a0b7945a9d06
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SHA1
6f40643395723f67f6d23ddc5261dbd65e093664
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SHA256
4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b
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SHA512
5ffa76cabbcd5020f249556fc52f74b7aab328c879fbd9a38cef7a0fe6e41218fcc4e405a296492df4c8261090dbe469ee40d540c0239f65d7ae445123ce1991
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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 5 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule behavioral1/memory/2008-36-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def behavioral1/memory/2008-38-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def behavioral1/memory/2008-37-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def behavioral1/memory/2008-33-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def behavioral1/memory/2008-31-0x0000000000400000-0x0000000000430000-memory.dmp disable_win_def -
Executes dropped EXE 1 IoCs
pid Process 2748 HiPatchService.exe -
Loads dropped DLL 1 IoCs
pid Process 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HiPatch = "C:\\Users\\Admin\\AppData\\Roaming\\HiPatch\\HiPatchService.exe" 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2748 set thread context of 2008 2748 HiPatchService.exe 33 -
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 4 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 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.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 RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe 2008 RegAsm.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 2748 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 30 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2760 wrote to memory of 1736 2760 4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe 31 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33 PID 2748 wrote to memory of 2008 2748 HiPatchService.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe"C:\Users\Admin\AppData\Local\Temp\4e259bb72091a51873695eab388599bf4665c0cd04363d48481ff406771fdf1b.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2760 -
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:2748 -
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
- Suspicious behavior: EnumeratesProcesses
PID:2008
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat""2⤵
- System Location Discovery: System Language Discovery
PID:1736
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:2820
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
MD5f0bf962130bfde998fd5f669720650e8
SHA133be3639bc249b5bab16a47ed8a14d727533a1ca
SHA2567c20c3853459fa5aa72441a699b7334cd744a623a8e98ec6dcbacf3aa8ad5919
SHA51217e0ab6ba577c88de5b96099bdaa726038cdcb009349825b1936219a6589ac8ad00232226d897f118e247a5fea4d204a044431abc8f5585549d4232a687edfec