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Analysis
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max time kernel
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max time network
119s -
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, 11:53
Behavioral task
behavioral1
Sample
98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe
Resource
win10v2004-20241007-en
General
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Target
98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe
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Size
90KB
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MD5
4a93d828f1ab0dc290dca7e2fb5795d0
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SHA1
8d1bd90aac419fe4d221bb56987d7a2cab5f65a1
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SHA256
98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64
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SHA512
6808f009e884a9a8a0c783d851ab206df5bc12f31db711e65341b8d17511bedaaf63cadc94f4d113b0e61c55021963319fcca33c72053613d65e2a1295d47887
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDT: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 4 IoCs
resource yara_rule behavioral2/memory/4044-52-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4044-53-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4044-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4044-61-0x0000000000400000-0x0000000000414000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe -
Executes dropped EXE 3 IoCs
pid Process 2828 csrsll.exe 1960 csrsll.exe 4044 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\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 212 set thread context of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 2828 set thread context of 1960 2828 csrsll.exe 103 PID 2828 set thread context of 4044 2828 csrsll.exe 104 -
resource yara_rule behavioral2/memory/212-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/212-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4932-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4932-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4932-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/212-13-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/files/0x000b000000023b74-29.dat upx behavioral2/memory/4932-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2828-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2828-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4044-45-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4044-50-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4044-52-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4044-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4044-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/2828-57-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4932-59-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1960-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4044-61-0x0000000000400000-0x0000000000414000-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 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.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 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe Token: SeDebugPrivilege 1960 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 2828 csrsll.exe 1960 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 212 wrote to memory of 4932 212 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 83 PID 4932 wrote to memory of 3540 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 91 PID 4932 wrote to memory of 3540 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 91 PID 4932 wrote to memory of 3540 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 91 PID 3540 wrote to memory of 5096 3540 cmd.exe 95 PID 3540 wrote to memory of 5096 3540 cmd.exe 95 PID 3540 wrote to memory of 5096 3540 cmd.exe 95 PID 4932 wrote to memory of 2828 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 96 PID 4932 wrote to memory of 2828 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 96 PID 4932 wrote to memory of 2828 4932 98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe 96 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 1960 2828 csrsll.exe 103 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104 PID 2828 wrote to memory of 4044 2828 csrsll.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe"C:\Users\Admin\AppData\Local\Temp\98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:212 -
C:\Users\Admin\AppData\Local\Temp\98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe"C:\Users\Admin\AppData\Local\Temp\98671db0d60b5c1cf75918f401e6dde02b4a70d2beca5d748f14598e0bd99c64N.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RFGBC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3540 -
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:5096
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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:2828 -
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:1960
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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:4044
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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
MD5d4483cc94d3facd32be7ed74c35cd9a6
SHA1c22a2e853ee4ae5bd3108febe860edf14c720ab7
SHA2569224138c4ee841dc80c8a3293cec27202ece5a181753de089b9eeeab4be9369b
SHA512070fb5ade092f4fd1a2be9fceb2fa13360f96b77a808b296a77727e28e003d4697c189c9d4db6eaa37124e244bde9fb6d278da7ac713d6837305b61fdd2c2fed