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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
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/01/2025, 21:46
Behavioral task
behavioral1
Sample
8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe
Resource
win10v2004-20241007-en
General
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Target
8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe
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Size
90KB
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MD5
95c9769501cfaef6af5b0c25cb2fe62c
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SHA1
ded4fabc2295adb70aab559b9b94c0e3c9ab4649
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SHA256
8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8
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SHA512
f556102c1d0ade346769c5415f94b6aa54535b74dcde7079f0111db4f98813bfd51e664799bb6ae935135b01d66c8d777743c21ef1feed6653cc327f1392d301
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDi:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E
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 4 IoCs
resource yara_rule behavioral2/memory/760-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/760-57-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/760-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/760-62-0x0000000000400000-0x0000000000414000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe -
Executes dropped EXE 3 IoCs
pid Process 3924 csrsll.exe 3196 csrsll.exe 760 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\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 4732 set thread context of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 3924 set thread context of 3196 3924 csrsll.exe 95 PID 3924 set thread context of 760 3924 csrsll.exe 96 -
resource yara_rule behavioral2/memory/4732-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4732-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1660-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1660-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4732-12-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1660-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x000b000000023b83-28.dat upx behavioral2/memory/1660-38-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3924-39-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3924-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/760-48-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/760-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/760-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/760-57-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3924-56-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/760-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1660-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3196-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/760-62-0x0000000000400000-0x0000000000414000-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 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.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 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe Token: SeDebugPrivilege 3196 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 3924 csrsll.exe 3196 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 4732 wrote to memory of 1660 4732 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 86 PID 1660 wrote to memory of 2576 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 88 PID 1660 wrote to memory of 2576 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 88 PID 1660 wrote to memory of 2576 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 88 PID 2576 wrote to memory of 1604 2576 cmd.exe 91 PID 2576 wrote to memory of 1604 2576 cmd.exe 91 PID 2576 wrote to memory of 1604 2576 cmd.exe 91 PID 1660 wrote to memory of 3924 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 92 PID 1660 wrote to memory of 3924 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 92 PID 1660 wrote to memory of 3924 1660 8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe 92 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 3196 3924 csrsll.exe 95 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96 PID 3924 wrote to memory of 760 3924 csrsll.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe"C:\Users\Admin\AppData\Local\Temp\8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Users\Admin\AppData\Local\Temp\8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe"C:\Users\Admin\AppData\Local\Temp\8d50ce3eaed488e8978b293af581842b66ba2259f2a1e292768d3ff0d8ae5bb8.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WYAKQ.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:1604
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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:3924 -
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:3196
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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:760
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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
MD5e2ea6eba7394eaccb29d99fc6dc784e0
SHA1e7a1a8e0ee5a4a1a8703bf915ec9c7ae861cfdde
SHA256c47ddb1f4615c683fe77d27d5128d6323d0e260b7d982aefbe4ac34182205ab3
SHA5123c456a637629a5c9251d2dd46212f2697d6a003c2e4a9c24886000d70ec737f6df3f1d62fcc32cbf2ec3643e585516536e0e9c6e559fa3c69a453eb104b0b19a