Analysis
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max time kernel
120s -
max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 22:20
Behavioral task
behavioral1
Sample
c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe
Resource
win10v2004-20241007-en
General
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Target
c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe
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Size
90KB
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MD5
8ce8b21f83b5e830149b110e64ad52d8
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SHA1
195e9011de3c0e91da5de18ea07ca4489d3b8971
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SHA256
c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff
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SHA512
4f8a4b34e586e403c49834fc24602ada170e3c030dff3fa9fc76bd523a8de85cb51f79872dfc1ddd66fe429128551071603f709c335b4e77210060d7864d0074
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDJ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3n
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
resource yara_rule behavioral1/memory/1052-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2688 csrsll.exe 2516 csrsll.exe 1052 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.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 3004 set thread context of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 2688 set thread context of 2516 2688 csrsll.exe 34 PID 2688 set thread context of 1052 2688 csrsll.exe 35 -
resource yara_rule behavioral1/memory/3004-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3004-25-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3004-27-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3004-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3004-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1640-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3004-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1640-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1640-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0010000000016d64-132.dat upx behavioral1/memory/2688-148-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1640-152-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2688-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2688-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1640-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1052-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2516-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1052-263-0x0000000000400000-0x0000000000414000-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 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.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 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe Token: SeDebugPrivilege 2516 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 2688 csrsll.exe 2516 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 3004 wrote to memory of 1640 3004 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 29 PID 1640 wrote to memory of 2576 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 30 PID 1640 wrote to memory of 2576 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 30 PID 1640 wrote to memory of 2576 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 30 PID 1640 wrote to memory of 2576 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 30 PID 2576 wrote to memory of 2584 2576 cmd.exe 32 PID 2576 wrote to memory of 2584 2576 cmd.exe 32 PID 2576 wrote to memory of 2584 2576 cmd.exe 32 PID 2576 wrote to memory of 2584 2576 cmd.exe 32 PID 1640 wrote to memory of 2688 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 33 PID 1640 wrote to memory of 2688 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 33 PID 1640 wrote to memory of 2688 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 33 PID 1640 wrote to memory of 2688 1640 c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe 33 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 2516 2688 csrsll.exe 34 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35 PID 2688 wrote to memory of 1052 2688 csrsll.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe"C:\Users\Admin\AppData\Local\Temp\c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Users\Admin\AppData\Local\Temp\c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe"C:\Users\Admin\AppData\Local\Temp\c54d2e3dc894050e85fe70b015c60b2d89a9e481fcd6e08dfefd078979677aff.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\GKYHH.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2576 -
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:2584
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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:2688 -
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:2516
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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:1052
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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
MD5b0e351eda48add50b824e4d1bbf58ba0
SHA1563b7449e5ccbb18afecdadb094fe1a42e617d5b
SHA2565d7506ea8b20ed7577dccc94a4a2d1f5b839601cb531d91349adf31b60daa3f9
SHA5123a90a2a00e9671df9b03ae1c816bf630bf62de3366c0353e33aa01ebe8528bc1a3244fd0205bfbece12f43360d91f317840a74474e41e4f69309aa515ea7383b