Analysis
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max time kernel
119s -
max time network
28s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08-01-2025 18:48
Behavioral task
behavioral1
Sample
a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe
Resource
win10v2004-20241007-en
General
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Target
a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe
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Size
90KB
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MD5
f59dc9da826236ebaa8ddd7ac3ec6060
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SHA1
d89ca5755f3229daa89ba85972420cb98f3f4419
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SHA256
a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7e
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SHA512
18f4ac8dd5ec221224740a242959579c90627ceb0721b3f4396bd92e8415363bb4b9655511f32c4335cfe235ca35c3ac8d5ebb63132cb909885451c438c40e14
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDV:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3P
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 2 IoCs
resource yara_rule behavioral1/memory/880-259-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/880-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3012 csrsll.exe 1060 csrsll.exe 880 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.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\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1176 set thread context of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 3012 set thread context of 1060 3012 csrsll.exe 34 PID 3012 set thread context of 880 3012 csrsll.exe 35 -
resource yara_rule behavioral1/memory/1176-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1176-96-0x0000000002640000-0x0000000002693000-memory.dmp upx behavioral1/memory/1176-108-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-114-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a00000001227e-137.dat upx behavioral1/memory/2292-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3012-232-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3012-228-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3012-261-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/880-259-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1060-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/880-268-0x0000000000400000-0x0000000000414000-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 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.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 -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe Token: SeDebugPrivilege 1060 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 3012 csrsll.exe 1060 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 1176 wrote to memory of 2292 1176 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 29 PID 2292 wrote to memory of 2108 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 30 PID 2292 wrote to memory of 2108 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 30 PID 2292 wrote to memory of 2108 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 30 PID 2292 wrote to memory of 2108 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 30 PID 2108 wrote to memory of 1476 2108 cmd.exe 32 PID 2108 wrote to memory of 1476 2108 cmd.exe 32 PID 2108 wrote to memory of 1476 2108 cmd.exe 32 PID 2108 wrote to memory of 1476 2108 cmd.exe 32 PID 2292 wrote to memory of 3012 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 33 PID 2292 wrote to memory of 3012 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 33 PID 2292 wrote to memory of 3012 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 33 PID 2292 wrote to memory of 3012 2292 a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe 33 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 1060 3012 csrsll.exe 34 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35 PID 3012 wrote to memory of 880 3012 csrsll.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"C:\Users\Admin\AppData\Local\Temp\a994ea8dff8cf67b1bfda746d785b1205b8bef9f67735a1f1d418360cfd3cd7eN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\MKOJR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
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:1476
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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:3012 -
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:1060
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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:880
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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
MD5884c40f18d9c6a03f0c9efa5fa77b9ed
SHA18a8060f3b9e8de5c919b383b81bca226e0bb8527
SHA2565bd08825a537ce08beeaa78ab071af03f3e87df7476ebadf40ef9d81fa6acdb3
SHA512d6cd8a83ec03e2eb3720d5802aa2f375a0885467983ae937552a7846e02ed5e7cc3c3f9b18f945a43265a31c9f22df426edab9917568beb0e4f4db865ee6c72c