Analysis
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max time kernel
120s -
max time network
27s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1704-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 1944 csrsll.exe 2004 csrsll.exe 1704 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exepid Process 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 procid_target PID 2524 set thread context of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 1944 set thread context of 2004 1944 csrsll.exe 35 PID 1944 set thread context of 1704 1944 csrsll.exe 36 -
Processes:
resource yara_rule behavioral1/memory/2524-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2524-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2524-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2524-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2524-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2508-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000012266-132.dat upx behavioral1/memory/2508-139-0x0000000002A60000-0x0000000002AB3000-memory.dmp upx behavioral1/memory/1944-149-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2508-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1944-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1944-223-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1704-249-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2508-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1944-251-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2004-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1704-262-0x0000000000400000-0x0000000000414000-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:
cmd.exereg.execsrsll.execsrsll.execsrsll.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exedescription ioc Process 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe Token: SeDebugPrivilege 2004 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execsrsll.execsrsll.exepid Process 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 1944 csrsll.exe 2004 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.execmd.execsrsll.exedescription pid Process procid_target PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2524 wrote to memory of 2508 2524 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 30 PID 2508 wrote to memory of 2700 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 31 PID 2508 wrote to memory of 2700 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 31 PID 2508 wrote to memory of 2700 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 31 PID 2508 wrote to memory of 2700 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 31 PID 2700 wrote to memory of 2416 2700 cmd.exe 33 PID 2700 wrote to memory of 2416 2700 cmd.exe 33 PID 2700 wrote to memory of 2416 2700 cmd.exe 33 PID 2700 wrote to memory of 2416 2700 cmd.exe 33 PID 2508 wrote to memory of 1944 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 34 PID 2508 wrote to memory of 1944 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 34 PID 2508 wrote to memory of 1944 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 34 PID 2508 wrote to memory of 1944 2508 559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe 34 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 2004 1944 csrsll.exe 35 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36 PID 1944 wrote to memory of 1704 1944 csrsll.exe 36
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:2524 -
C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"C:\Users\Admin\AppData\Local\Temp\559a81754bfc13d6e7d1d30619ad486eda23a2c6c6899bf566ed7be9bc4d3af1N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\LYFOY.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700 -
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:2416
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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:1944 -
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:2004
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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:1704
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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
MD5936f0228f7a52c7e6a14dfa386d9b51b
SHA1f6a453e672baf5691d3db60e8cd3b4fb50387fe3
SHA256452894958f7f513dcf78f10f3858d4978ac8833f57a004f3ff2b8e964e4be666
SHA51236c7cff0a4fe15986e662a2bce5a9eaa133f52d49d683add0f9455da363928178cef3ca5b9cd19200eaee688a0cce7cc2f581628f405852bcdd081859ba11c95