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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14/09/2024, 12:05
Behavioral task
behavioral1
Sample
d9e568db435d0c71ddd6b56418384e00N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d9e568db435d0c71ddd6b56418384e00N.exe
Resource
win10v2004-20240802-en
General
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Target
d9e568db435d0c71ddd6b56418384e00N.exe
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Size
90KB
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MD5
d9e568db435d0c71ddd6b56418384e00
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SHA1
2291b66ec1f0026958ff2bf7b8ad2830413a23bf
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SHA256
497863193b04c59812c86239ebf89db67cb6734994a942fd0779f24764796daa
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SHA512
6046c116286415836633b350d6b66d651e43b2b64a158d2c17e5254c1e4e85cea7429cc4e86309aa52af7e9017711e558d9e00b8dd6cea92540a9acd7c222a23
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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 4 IoCs
resource yara_rule behavioral2/memory/4380-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4380-57-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4380-56-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4380-62-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation d9e568db435d0c71ddd6b56418384e00N.exe -
Executes dropped EXE 3 IoCs
pid Process 1332 csrsll.exe 972 csrsll.exe 4380 csrsll.exe -
resource yara_rule behavioral2/memory/392-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/392-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2516-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2516-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/392-10-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2516-12-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000b000000023408-28.dat upx behavioral2/memory/1332-35-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1332-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1332-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4380-44-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4380-50-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2516-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4380-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4380-57-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4380-56-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1332-55-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2516-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/972-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4380-62-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\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 392 set thread context of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 1332 set thread context of 972 1332 csrsll.exe 103 PID 1332 set thread context of 4380 1332 csrsll.exe 104 -
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 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 d9e568db435d0c71ddd6b56418384e00N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d9e568db435d0c71ddd6b56418384e00N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe Token: SeDebugPrivilege 972 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 392 d9e568db435d0c71ddd6b56418384e00N.exe 2516 d9e568db435d0c71ddd6b56418384e00N.exe 1332 csrsll.exe 972 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 392 wrote to memory of 2516 392 d9e568db435d0c71ddd6b56418384e00N.exe 95 PID 2516 wrote to memory of 4760 2516 d9e568db435d0c71ddd6b56418384e00N.exe 96 PID 2516 wrote to memory of 4760 2516 d9e568db435d0c71ddd6b56418384e00N.exe 96 PID 2516 wrote to memory of 4760 2516 d9e568db435d0c71ddd6b56418384e00N.exe 96 PID 4760 wrote to memory of 4212 4760 cmd.exe 99 PID 4760 wrote to memory of 4212 4760 cmd.exe 99 PID 4760 wrote to memory of 4212 4760 cmd.exe 99 PID 2516 wrote to memory of 1332 2516 d9e568db435d0c71ddd6b56418384e00N.exe 100 PID 2516 wrote to memory of 1332 2516 d9e568db435d0c71ddd6b56418384e00N.exe 100 PID 2516 wrote to memory of 1332 2516 d9e568db435d0c71ddd6b56418384e00N.exe 100 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 972 1332 csrsll.exe 103 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104 PID 1332 wrote to memory of 4380 1332 csrsll.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\d9e568db435d0c71ddd6b56418384e00N.exe"C:\Users\Admin\AppData\Local\Temp\d9e568db435d0c71ddd6b56418384e00N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:392 -
C:\Users\Admin\AppData\Local\Temp\d9e568db435d0c71ddd6b56418384e00N.exe"C:\Users\Admin\AppData\Local\Temp\d9e568db435d0c71ddd6b56418384e00N.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\UYTQR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4760 -
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:4212
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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:1332 -
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:972
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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:4380
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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
MD53fbd07714e0f102e9bac7152fd4a94b5
SHA189c54e540be86ee558cd16adb1f8192df4c6582d
SHA256c9db326f14f837b140cfbce5b1f5bfcab26b1ee73d19dcd4a1860adedd1d5104
SHA512694d215735481932d3f393bf4151fcef97ac192bc9157371d854ffd9f7b2583b98f815bd9a444d92f766c96e094a9a7581a09192fcfea6d9ffb45e420f4c9049