Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 07:45
Behavioral task
behavioral1
Sample
79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe
Resource
win10v2004-20240802-en
General
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Target
79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe
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Size
90KB
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MD5
8e40864e3f7710a17e8f8a3d6902d590
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SHA1
4b978f4953ee45a570d2bfdf23ced07b641d5e3a
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SHA256
79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393
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SHA512
c61b278894d9064e416a1d4ad36baa641226cb1352b183c99d8631f20c6046370eab388b49dda8778dcf9e629e10e71da23d544362387d695306524a00795f80
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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 Second Stage 1 IoCs
resource yara_rule behavioral1/memory/996-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2908 csrsll.exe 1672 csrsll.exe 996 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2324 set thread context of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2908 set thread context of 1672 2908 csrsll.exe 36 PID 2908 set thread context of 996 2908 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2324-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-29-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2576-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2576-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2576-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2576-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2576-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2576-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-134.dat upx behavioral1/memory/2576-148-0x00000000031A0000-0x00000000031F3000-memory.dmp upx behavioral1/memory/2908-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2576-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2908-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1672-238-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2908-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2908-261-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/996-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2576-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1672-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/996-268-0x0000000000400000-0x0000000000414000-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.
description ioc Process 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 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe Token: SeDebugPrivilege 1672 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 2908 csrsll.exe 1672 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2324 wrote to memory of 2576 2324 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 31 PID 2576 wrote to memory of 536 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 32 PID 2576 wrote to memory of 536 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 32 PID 2576 wrote to memory of 536 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 32 PID 2576 wrote to memory of 536 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 32 PID 536 wrote to memory of 2848 536 cmd.exe 34 PID 536 wrote to memory of 2848 536 cmd.exe 34 PID 536 wrote to memory of 2848 536 cmd.exe 34 PID 536 wrote to memory of 2848 536 cmd.exe 34 PID 2576 wrote to memory of 2908 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 35 PID 2576 wrote to memory of 2908 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 35 PID 2576 wrote to memory of 2908 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 35 PID 2576 wrote to memory of 2908 2576 79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe 35 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 1672 2908 csrsll.exe 36 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37 PID 2908 wrote to memory of 996 2908 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe"C:\Users\Admin\AppData\Local\Temp\79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Users\Admin\AppData\Local\Temp\79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe"C:\Users\Admin\AppData\Local\Temp\79ca75cb4c62a0fdddc1418401960c71cc284f79a682971b80db3d672e34e393N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\NHMJJ.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:536 -
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:2848
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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:2908 -
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:1672
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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:996
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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
MD5e7c40fd530005a737e163718c3430e02
SHA146f438ac1699b30a5b50abdabe95a2b7ac88ade3
SHA2567a93f7b29d8be7ad911e44b1673aed22fbbdcdbb1498533d866bce27c91f14a9
SHA512b060ec7b1b5cbd304a08752bd9780e344d69c7bf3e574d7a8cdac57ef39d392310faa677733b417c7a389efb0145826495fdff2718a43eb03711b23c49553e2c