Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07-01-2025 08:20
Behavioral task
behavioral1
Sample
d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe
Resource
win10v2004-20241007-en
General
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Target
d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe
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Size
90KB
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MD5
e7e0c89da1168140405e227f3c5a5350
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SHA1
0e8be695a0a351849e9497c63d2ca57bf55a1e5b
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SHA256
d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec
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SHA512
36c9a1a610e22f452c7241c80c733fe3a6e8523da7366ccc8953109fb3c23cb83c90731aea8dd86e836003bfe2e67503099ffb9e60b64426997409d3f27f50c8
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDN:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3D
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 2 IoCs
resource yara_rule behavioral1/memory/1764-255-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1764-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3000 csrsll.exe 280 csrsll.exe 1764 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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 2420 set thread context of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 3000 set thread context of 280 3000 csrsll.exe 36 PID 3000 set thread context of 1764 3000 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2420-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2420-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2688-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2688-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2420-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000a0000000165c2-134.dat upx behavioral1/memory/2688-136-0x0000000003100000-0x0000000003153000-memory.dmp upx behavioral1/memory/2688-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3000-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1764-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/3000-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2688-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1764-263-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/280-262-0x0000000000400000-0x000000000040B000-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 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.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 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe Token: SeDebugPrivilege 280 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 3000 csrsll.exe 280 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2420 wrote to memory of 2688 2420 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 30 PID 2688 wrote to memory of 2904 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 31 PID 2688 wrote to memory of 2904 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 31 PID 2688 wrote to memory of 2904 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 31 PID 2688 wrote to memory of 2904 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 31 PID 2904 wrote to memory of 2848 2904 cmd.exe 33 PID 2904 wrote to memory of 2848 2904 cmd.exe 33 PID 2904 wrote to memory of 2848 2904 cmd.exe 33 PID 2904 wrote to memory of 2848 2904 cmd.exe 33 PID 2688 wrote to memory of 3000 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 34 PID 2688 wrote to memory of 3000 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 34 PID 2688 wrote to memory of 3000 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 34 PID 2688 wrote to memory of 3000 2688 d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe 34 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 280 3000 csrsll.exe 36 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37 PID 3000 wrote to memory of 1764 3000 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe"C:\Users\Admin\AppData\Local\Temp\d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Users\Admin\AppData\Local\Temp\d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe"C:\Users\Admin\AppData\Local\Temp\d00bf987e3b64752901c336833344fc730ed9afd29f1fbe594d63aa69a00e7ec.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\GFSIW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
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:2848
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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:3000 -
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:280
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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:1764
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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
MD56b11c05e6fa6924a9c9183302268f318
SHA1eca9c37a47c84577424f4478d49aee1c16cd3b28
SHA25670d41e482cc081b5de2352bd62e28c419fcffc425ef1a620f90e9b88590dd93f
SHA5127d884c442147a7122799b1ba1658c04d048510fd66b4cb94e5e109870e532a6ce5bc59c2f22e94c5c3eadc8feb9ba0ea2e485bd0b01f1ca762b206cc0529ab36