Analysis
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max time kernel
119s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-01-2025 18:42
Behavioral task
behavioral1
Sample
3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe
Resource
win10v2004-20241007-en
General
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Target
3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe
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Size
90KB
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MD5
b4d78bf6898ffcffa37ba3b325567800
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SHA1
6d589d2f19c70f8ab67cf8defed971798968189d
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SHA256
3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585
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SHA512
6d18a2f752666406ce10b12c4caa9241c5f5a60778c8809abd884b21389d1146df98dcb80084e33a70ee22c2aebda1e29f24382ac78a5682b76ce536cfe0efaa
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDR: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/1360-253-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1360-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2808 csrsll.exe 1996 csrsll.exe 1360 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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 2368 set thread context of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2808 set thread context of 1996 2808 csrsll.exe 36 PID 2808 set thread context of 1360 2808 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2368-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2368-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2368-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2368-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2632-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2632-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2368-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2368-49-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2368-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2632-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2632-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2368-109-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2632-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2632-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-134.dat upx behavioral1/memory/2632-148-0x00000000027E0000-0x0000000002833000-memory.dmp upx behavioral1/memory/2632-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2808-218-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2808-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1360-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2632-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1360-263-0x0000000000400000-0x0000000000414000-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 cmd.exe 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 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe Token: SeDebugPrivilege 1996 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 2808 csrsll.exe 1996 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2368 wrote to memory of 2632 2368 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 31 PID 2632 wrote to memory of 868 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 32 PID 2632 wrote to memory of 868 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 32 PID 2632 wrote to memory of 868 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 32 PID 2632 wrote to memory of 868 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 32 PID 868 wrote to memory of 1208 868 cmd.exe 34 PID 868 wrote to memory of 1208 868 cmd.exe 34 PID 868 wrote to memory of 1208 868 cmd.exe 34 PID 868 wrote to memory of 1208 868 cmd.exe 34 PID 2632 wrote to memory of 2808 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 35 PID 2632 wrote to memory of 2808 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 35 PID 2632 wrote to memory of 2808 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 35 PID 2632 wrote to memory of 2808 2632 3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe 35 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1996 2808 csrsll.exe 36 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37 PID 2808 wrote to memory of 1360 2808 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe"C:\Users\Admin\AppData\Local\Temp\3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Local\Temp\3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe"C:\Users\Admin\AppData\Local\Temp\3366969be3b217c736fd51800395b65bcdbfd49bb45d96bf4ec5867f5db54585.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KOTAB.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:868 -
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:1208
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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:2808 -
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:1996
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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:1360
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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
MD5d268080de10474ad9cbe8452f25de0f8
SHA1a55afcef07ffe4b6a19e99930ba35cb380d905f6
SHA256bf27eef51bdd879e636bfad1e75177fc2e334079973a8ec11ab93f22f92c6c1c
SHA5124c50067de84ca848083815cb048316b860fac887709e3563d380d58bee83db37ebea62faf9ce6e911ba20df3bdf35377ec6c674c0c42742c76cd7708faa5c7d3