Analysis
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max time kernel
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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
22-01-2025 22:23
Behavioral task
behavioral1
Sample
c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe
Resource
win10v2004-20241007-en
General
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Target
c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe
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Size
90KB
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MD5
537cf6bd11a18713b71cd1fc787df59e
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SHA1
d9f4333ee3ae02e63048c4a3371074ca67a2e814
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SHA256
c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae
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SHA512
18ff8d6bb9735220c0166f77f2e4604e20c3135d9143be1bd43de44c3d91ec609d9ff8574b5d1ef30d5ee7e1af05b3a8f08e17cbba3c6fb6208ad3a7efd6d774
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDr:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t
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/2176-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2964 csrsll.exe 1516 csrsll.exe 2176 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 2788 set thread context of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2964 set thread context of 1516 2964 csrsll.exe 36 PID 2964 set thread context of 2176 2964 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2788-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2788-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2788-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2788-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2788-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2788-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2260-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2260-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2260-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2260-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2788-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2260-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2260-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c000000012281-151.dat upx behavioral1/memory/2260-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2964-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1516-247-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2176-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2964-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2260-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2260-245-0x0000000003140000-0x0000000003193000-memory.dmp upx behavioral1/memory/1516-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2176-263-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe Token: SeDebugPrivilege 1516 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 2964 csrsll.exe 1516 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2788 wrote to memory of 2260 2788 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 31 PID 2260 wrote to memory of 1356 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 32 PID 2260 wrote to memory of 1356 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 32 PID 2260 wrote to memory of 1356 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 32 PID 2260 wrote to memory of 1356 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 32 PID 1356 wrote to memory of 3000 1356 cmd.exe 34 PID 1356 wrote to memory of 3000 1356 cmd.exe 34 PID 1356 wrote to memory of 3000 1356 cmd.exe 34 PID 1356 wrote to memory of 3000 1356 cmd.exe 34 PID 2260 wrote to memory of 2964 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 35 PID 2260 wrote to memory of 2964 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 35 PID 2260 wrote to memory of 2964 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 35 PID 2260 wrote to memory of 2964 2260 c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe 35 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 1516 2964 csrsll.exe 36 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37 PID 2964 wrote to memory of 2176 2964 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe"C:\Users\Admin\AppData\Local\Temp\c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Users\Admin\AppData\Local\Temp\c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe"C:\Users\Admin\AppData\Local\Temp\c3929e2b55ef9471d6a2bbb66ba79b487fba4d1b753cfe9c03ff992683ef91ae.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2260 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HSXTH.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1356 -
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:3000
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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:2964 -
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:1516
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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:2176
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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
MD531e40a3c8c6a3d1b21c0e9f7e8da0514
SHA16c7b0c9b3107f6f23b08f55eec0b9fed1fc427fd
SHA256ced985efd733ec8796bd9dc3e6b2fed1c4f80fe9af1e8c54166b875735d90c1e
SHA5124148d50907ac4442657cdff4f22eb8d57957603899785591a8fae706e42282b38647ad0642d686910e0d0cbed5ce3cd376a4a3935d951d5d08b76a99b406075c