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Analysis
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max time kernel
150s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/12/2024, 07:12
Behavioral task
behavioral1
Sample
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
Resource
win10v2004-20241007-en
General
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Target
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe
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Size
90KB
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MD5
cce63a7fad94df386734cf5b72b5de45
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SHA1
6776c7c1850e1cbc23173a7753076b516285382d
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SHA256
ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6
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SHA512
b0ba0de77a8beaf5019bb38c2bd22b3367039379a0fc08dea5197b4104c8bce4691e25f34274fdd966167f183b811f4ddeb302f563511dc3a5f9a5a44d21381f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b
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 1 IoCs
resource yara_rule behavioral1/memory/1148-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2768 csrsll.exe 1136 csrsll.exe 1148 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 812 set thread context of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2768 set thread context of 1136 2768 csrsll.exe 35 PID 2768 set thread context of 1148 2768 csrsll.exe 36 -
resource yara_rule behavioral1/memory/812-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2588-148-0x0000000002770000-0x00000000027C3000-memory.dmp upx behavioral1/files/0x000d00000001226b-146.dat upx behavioral1/memory/2588-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2588-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1148-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1136-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1148-265-0x0000000000400000-0x0000000000414000-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 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe Token: SeDebugPrivilege 1136 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 2768 csrsll.exe 1136 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 812 wrote to memory of 2588 812 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 30 PID 2588 wrote to memory of 1368 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2588 wrote to memory of 1368 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2588 wrote to memory of 1368 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 2588 wrote to memory of 1368 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 31 PID 1368 wrote to memory of 1240 1368 cmd.exe 33 PID 1368 wrote to memory of 1240 1368 cmd.exe 33 PID 1368 wrote to memory of 1240 1368 cmd.exe 33 PID 1368 wrote to memory of 1240 1368 cmd.exe 33 PID 2588 wrote to memory of 2768 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2588 wrote to memory of 2768 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2588 wrote to memory of 2768 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2588 wrote to memory of 2768 2588 ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe 34 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1136 2768 csrsll.exe 35 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36 PID 2768 wrote to memory of 1148 2768 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"C:\Users\Admin\AppData\Local\Temp\ffa16d90d6492788858856cca17e7af392dc81e7386fcae3ab2ddc942bda01e6.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KSJTP.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1368 -
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:1240
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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:2768 -
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:1136
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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:1148
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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
MD52bff880522c6d6a168c6b3cf8f896b2f
SHA1adc1ac7cece076c8ef45c14e7e3b0c560da0e1df
SHA256662b0431963c52dcb5010eee8fa3dc91073d3403f535960c0e43d0cbd54e9472
SHA5127db6629631a359d05da20a476a33cae3064d71032a9f87f85ae217c2601f907e3ab714a039bf5774f0f7faa379850ccd9b806989a3e3d991725b6aed6897605a