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Analysis
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max time kernel
120s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20/12/2024, 01:45
Behavioral task
behavioral1
Sample
79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe
Resource
win10v2004-20241007-en
General
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Target
79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe
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Size
90KB
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MD5
8d34fa9520283cd4c98b1b23cbf1fe20
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SHA1
12c5992372be078808c1ab480ec6a0d65b6756b3
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SHA256
79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946e
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SHA512
9c479346d575089f1ba32319a9b6aa0cc1e376bd25164560fb77d012ba1c63ea23308740fb5c838d6fd7675c8b1b74666aeeb2466f48e47b8fdfbc0f1322e902
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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
resource yara_rule behavioral1/memory/1008-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1852 csrsll.exe 1088 csrsll.exe 1008 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 2488 set thread context of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 1852 set thread context of 1088 1852 csrsll.exe 36 PID 1852 set thread context of 1008 1852 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2488-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2612-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2488-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2612-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2612-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2612-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2488-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-73-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2612-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2612-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2612-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-134.dat upx behavioral1/memory/2612-136-0x0000000003240000-0x0000000003293000-memory.dmp upx behavioral1/memory/2612-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1852-225-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1008-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1852-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1088-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1852-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2612-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1088-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-268-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe Token: SeDebugPrivilege 1088 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 1852 csrsll.exe 1088 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2488 wrote to memory of 2612 2488 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 31 PID 2612 wrote to memory of 2852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 32 PID 2612 wrote to memory of 2852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 32 PID 2612 wrote to memory of 2852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 32 PID 2612 wrote to memory of 2852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 32 PID 2852 wrote to memory of 1524 2852 cmd.exe 34 PID 2852 wrote to memory of 1524 2852 cmd.exe 34 PID 2852 wrote to memory of 1524 2852 cmd.exe 34 PID 2852 wrote to memory of 1524 2852 cmd.exe 34 PID 2612 wrote to memory of 1852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 35 PID 2612 wrote to memory of 1852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 35 PID 2612 wrote to memory of 1852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 35 PID 2612 wrote to memory of 1852 2612 79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe 35 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1088 1852 csrsll.exe 36 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37 PID 1852 wrote to memory of 1008 1852 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe"C:\Users\Admin\AppData\Local\Temp\79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Users\Admin\AppData\Local\Temp\79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe"C:\Users\Admin\AppData\Local\Temp\79a50f0a1c483a7a7f5b648ed70805bf1ccfe036f48905879ee4a07b8ad0946eN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BEPRM.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2852 -
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:1524
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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:1852 -
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:1088
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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:1008
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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
MD5604ece3668e0e433a3ce051cabd2cf87
SHA1e66db699da39f341fb17c0229580a94bd6f9d1b4
SHA25676931330ae639b44b76260c4af4a9dad420e311465495240dcb4a54328f83fe3
SHA512a9381d958c7b0a6d8a6e5e2f74d93f3b809cd7e7d7561170ff49a4be1909536ac60a46dd9fc9ca435a8c951c2c019cfcb41670e826d441bb21324754f6d79011