Analysis
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max time kernel
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max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-12-2024 23:56
Behavioral task
behavioral1
Sample
85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe
Resource
win10v2004-20241007-en
General
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Target
85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe
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Size
90KB
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MD5
6f8bddb76d93d2f68c6172f0d0ede1a0
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SHA1
da3f922a1b80b39c60c85f7e0c2627505a727f10
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SHA256
85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c
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SHA512
2071a01d9456f9383aaf50efc224568ca86f29f0a51f7ed6ea477214bc9c377b0f2586944d1a337bc8bb9006e404db4238b7d47fff1a08686f87b8774edaaad2
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDX:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3F
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/1368-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2360 csrsll.exe 468 csrsll.exe 1368 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.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 2616 set thread context of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2360 set thread context of 468 2360 csrsll.exe 36 PID 2360 set thread context of 1368 2360 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2616-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2616-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2616-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2616-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2616-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2616-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2616-54-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-133.dat upx behavioral1/memory/2588-135-0x0000000001EE0000-0x0000000001F33000-memory.dmp upx behavioral1/memory/2588-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2360-223-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1368-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2360-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/468-237-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/468-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1368-266-0x0000000000400000-0x0000000000414000-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 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.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 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe Token: SeDebugPrivilege 468 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 2360 csrsll.exe 468 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2616 wrote to memory of 2588 2616 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 31 PID 2588 wrote to memory of 1680 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 32 PID 2588 wrote to memory of 1680 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 32 PID 2588 wrote to memory of 1680 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 32 PID 2588 wrote to memory of 1680 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 32 PID 1680 wrote to memory of 1660 1680 cmd.exe 34 PID 1680 wrote to memory of 1660 1680 cmd.exe 34 PID 1680 wrote to memory of 1660 1680 cmd.exe 34 PID 1680 wrote to memory of 1660 1680 cmd.exe 34 PID 2588 wrote to memory of 2360 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 35 PID 2588 wrote to memory of 2360 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 35 PID 2588 wrote to memory of 2360 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 35 PID 2588 wrote to memory of 2360 2588 85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe 35 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 468 2360 csrsll.exe 36 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37 PID 2360 wrote to memory of 1368 2360 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe"C:\Users\Admin\AppData\Local\Temp\85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Users\Admin\AppData\Local\Temp\85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe"C:\Users\Admin\AppData\Local\Temp\85fa85e864c53ae245b948b733ea94ab8d9ca0cdd84fa5e4dc980e02d0009f1c.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\XJHLD.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680 -
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:1660
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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:2360 -
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:468
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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:1368
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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
MD59082b2af22b53b8b97d83eadc19f8c78
SHA13bde46ef110d85e3fa13b0dc2e6a38c572b1e171
SHA256a08046021fd6ab3927b82636a1cef93ea5aaca4ab1c7eb674d60d46557f30434
SHA5127f83d3269a37d3f1aa91c0952364f13f2e0efdbb6146d1c540a3a67d154acc91e670e47f1f0d3f2f4927ea98442cc65e54d0e6870f609b00b3edbd2d855c98a1