Analysis
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max time kernel
120s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2024 13:12
Static task
static1
Behavioral task
behavioral1
Sample
9c3a18893011d2c2e93adafd939aee10N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
9c3a18893011d2c2e93adafd939aee10N.exe
Resource
win10v2004-20240709-en
General
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Target
9c3a18893011d2c2e93adafd939aee10N.exe
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Size
266KB
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MD5
9c3a18893011d2c2e93adafd939aee10
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SHA1
e7bf93ad09ce896198da7ab09cfe95ffcb9ab39b
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SHA256
9416e6132dd92b6959f70663005eef176bd91d6ece074459f76c14f8fe23fcbf
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SHA512
9e2cbc5a2467b8279eab6ed845b772ef4102d6cfcf03c9c99707b2a0db70f1d402ea4a6f9a4a402c50d23d8adc8b878ffa83ed10f547119f3ff8259b89d2d9af
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SSDEEP
3072:WdvzDqxs8ORikgogWfiuRXd3YmSffdTKXNXANewGBvskX1pWA/s8f:WFzDqa86hV6uRRqX1evPlwAE6
Malware Config
Signatures
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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/1172-28-0x0000000000400000-0x0000000000430000-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-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation 9c3a18893011d2c2e93adafd939aee10N.exe -
Executes dropped EXE 1 IoCs
pid Process 4540 HiPatchService.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HiPatch = "C:\\Users\\Admin\\AppData\\Roaming\\HiPatch\\HiPatchService.exe" 9c3a18893011d2c2e93adafd939aee10N.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4540 set thread context of 1172 4540 HiPatchService.exe 98 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2320 timeout.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe 1172 RegAsm.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4512 wrote to memory of 4540 4512 9c3a18893011d2c2e93adafd939aee10N.exe 93 PID 4512 wrote to memory of 4540 4512 9c3a18893011d2c2e93adafd939aee10N.exe 93 PID 4512 wrote to memory of 4540 4512 9c3a18893011d2c2e93adafd939aee10N.exe 93 PID 4512 wrote to memory of 2464 4512 9c3a18893011d2c2e93adafd939aee10N.exe 94 PID 4512 wrote to memory of 2464 4512 9c3a18893011d2c2e93adafd939aee10N.exe 94 PID 4512 wrote to memory of 2464 4512 9c3a18893011d2c2e93adafd939aee10N.exe 94 PID 2464 wrote to memory of 2320 2464 cmd.exe 96 PID 2464 wrote to memory of 2320 2464 cmd.exe 96 PID 2464 wrote to memory of 2320 2464 cmd.exe 96 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98 PID 4540 wrote to memory of 1172 4540 HiPatchService.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\9c3a18893011d2c2e93adafd939aee10N.exe"C:\Users\Admin\AppData\Local\Temp\9c3a18893011d2c2e93adafd939aee10N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4512 -
C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1172
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\HiPatch\HiPatchService.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\timeout.exetimeout /t 1803⤵
- Delays execution with timeout.exe
PID:2320
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:4044
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
266KB
MD54232fd6918e447fce2b7f21a2922a072
SHA1ca5c4b64248fb4cc62839a981e98c0c201283d12
SHA256dd2c1c921c13dba6caad0f483d3e3da7a658ecba5bfaa4a291e3f71a43d39401
SHA5125f78289ebc61f8793418474662b0db1dfd92b583cdca938c92fde8bfe1a88245991257b5ceb39ce8b6b9f822e1b0792b7f9d0470b63e67ef9c6779e5734503f9