Analysis
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max time kernel
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max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-11-2024 20:57
Behavioral task
behavioral1
Sample
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe
Resource
win10v2004-20241007-en
General
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Target
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe
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Size
90KB
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MD5
f58ade729943deddc4be92babd36fda0
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SHA1
32540460c805523742ef6957169ce2f549cbbe99
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SHA256
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1
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SHA512
64206722e1fb7a6198a7b6df3946c993a2d36195974a3210b2c65956243399ffc614889a66a2355276ed17f39b3bf6c80c792c18eee5173ec31f0451b81376cd
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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ModiLoader Second Stage 4 IoCs
Processes:
resource yara_rule behavioral2/memory/4268-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4268-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4268-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4268-62-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 3552 csrsll.exe 1072 csrsll.exe 4268 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execsrsll.exedescription pid process target process PID 4936 set thread context of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 3552 set thread context of 1072 3552 csrsll.exe csrsll.exe PID 3552 set thread context of 4268 3552 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral2/memory/4936-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4936-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3884-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3884-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4936-11-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3884-12-0x0000000000400000-0x000000000040B000-memory.dmp upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral2/memory/3552-35-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3884-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3552-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3552-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4268-45-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4268-50-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3552-57-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4268-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4268-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4268-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3884-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1072-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4268-62-0x0000000000400000-0x0000000000414000-memory.dmp upx -
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 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execmd.exereg.execsrsll.execsrsll.execsrsll.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe Token: SeDebugPrivilege 1072 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execsrsll.execsrsll.exepid process 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 3552 csrsll.exe 1072 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execmd.execsrsll.exedescription pid process target process PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 4936 wrote to memory of 3884 4936 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe PID 3884 wrote to memory of 3324 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe cmd.exe PID 3884 wrote to memory of 3324 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe cmd.exe PID 3884 wrote to memory of 3324 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe cmd.exe PID 3324 wrote to memory of 3184 3324 cmd.exe reg.exe PID 3324 wrote to memory of 3184 3324 cmd.exe reg.exe PID 3324 wrote to memory of 3184 3324 cmd.exe reg.exe PID 3884 wrote to memory of 3552 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe csrsll.exe PID 3884 wrote to memory of 3552 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe csrsll.exe PID 3884 wrote to memory of 3552 3884 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 1072 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe PID 3552 wrote to memory of 4268 3552 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4936 -
C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BRNYO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3324 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f4⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3184
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1072
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4268
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD55012784d8684fb13edc872249d61d320
SHA19ea9208c10c1b662f30e18819da893d141f8003b
SHA256783fbc99acd4a2017b2c2abc9e845a376008e07a961004efa2ba8f9a0846fb7c
SHA512437010005e2dccb25d107581f8b302a36d1cc8bcc5c9da431c4305e6a8bcd8173da79b48e4243a35fe4bf2768d0741b12eba4d8bda073fd80c6360a684d962bd