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
18-12-2024 20:34
Behavioral task
behavioral1
Sample
33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe
Resource
win10v2004-20241007-en
General
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Target
33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe
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Size
326KB
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MD5
320bc2c07a5cf253d412cf5d574030e0
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SHA1
f8ac038ca724ab59184f5d5c0e1316906912c73c
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SHA256
33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978
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SHA512
d376bc0235ee11c771bdc672a354e81c51279b82e4ebeca6bc9ccefb9430f1ea16e437f0425b63445f21eb4464313921e1250164a99a0b9d769b6f3dd9f5b206
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SSDEEP
3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XVW:csxD5cwohO+O1sVG0/pZ6iPC8t
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/2428-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2428-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2428-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/2428-59-0x0000000000400000-0x0000000000414000-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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe -
Executes dropped EXE 3 IoCs
pid Process 1640 csrsll.exe 4992 csrsll.exe 2428 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\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 5048 set thread context of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 1640 set thread context of 4992 1640 csrsll.exe 93 PID 1640 set thread context of 2428 1640 csrsll.exe 94 -
resource yara_rule behavioral2/memory/5048-0-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/5048-5-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/2504-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2504-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/5048-11-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/2504-12-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/files/0x0008000000023cb5-28.dat upx behavioral2/memory/2504-38-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2428-44-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2428-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2428-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2428-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2428-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1640-53-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/1640-40-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/1640-39-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral2/memory/2504-56-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4992-58-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2428-59-0x0000000000400000-0x0000000000414000-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 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe Token: SeDebugPrivilege 4992 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 1640 csrsll.exe 4992 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 5048 wrote to memory of 2504 5048 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 82 PID 2504 wrote to memory of 4124 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 83 PID 2504 wrote to memory of 4124 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 83 PID 2504 wrote to memory of 4124 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 83 PID 4124 wrote to memory of 2752 4124 cmd.exe 86 PID 4124 wrote to memory of 2752 4124 cmd.exe 86 PID 4124 wrote to memory of 2752 4124 cmd.exe 86 PID 2504 wrote to memory of 1640 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 87 PID 2504 wrote to memory of 1640 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 87 PID 2504 wrote to memory of 1640 2504 33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe 87 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 4992 1640 csrsll.exe 93 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94 PID 1640 wrote to memory of 2428 1640 csrsll.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe"C:\Users\Admin\AppData\Local\Temp\33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\Users\Admin\AppData\Local\Temp\33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe"C:\Users\Admin\AppData\Local\Temp\33d6734f0a1d5f742c3b3954b3beaf2a2dd58431636cb5edb6bfc14a98a7c978.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\HVROT.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4124 -
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:2752
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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:1640 -
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:4992
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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:2428
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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
326KB
MD5eab59a9552559dafe4ea64d8a61d3683
SHA178ef85a56271352a54dedc1d20c877f1a488016c
SHA2560ecd879472f22dfaf2582daf6ad0a55b703e2f75be8444f14dbbf99707371be2
SHA5126cb28f6dee106012f65323f83f7e9c12f6a9831e4e3e2e2063a6602a67ea38d785aa95cbcbddd8a4e2a4150e17769b93058bd09226835f71d50951bd85a9ac91