Analysis
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max time kernel
119s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24/11/2024, 19:07
Behavioral task
behavioral1
Sample
645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe
Resource
win10v2004-20241007-en
General
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Target
645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe
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Size
90KB
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MD5
f5686b93f7aa2f187d85609f6dfafbd3
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SHA1
ff0123f7363397e6c969adefbc21b0f0204f56ce
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SHA256
645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63
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SHA512
4337d08a323e6240cf313f396a0330aa9c6bc6ff03f5537467f767876db61b0ff315359e18f5b85a42124b31fbe871233127fe6c796c0d05892eb6b38116ec95
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDg:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3K
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/4896-58-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4896-57-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4896-55-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4896-62-0x0000000000400000-0x0000000000414000-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 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe -
Executes dropped EXE 3 IoCs
pid Process 1380 csrsll.exe 4892 csrsll.exe 4896 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 2432 set thread context of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 1380 set thread context of 4892 1380 csrsll.exe 95 PID 1380 set thread context of 4896 1380 csrsll.exe 96 -
resource yara_rule behavioral2/memory/2432-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/2432-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1876-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1876-6-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1876-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/2432-14-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/files/0x000b000000023b94-29.dat upx behavioral2/memory/1876-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1380-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1380-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4892-46-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4896-48-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4896-53-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4896-58-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4896-57-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1380-56-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4896-55-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1876-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4892-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4896-62-0x0000000000400000-0x0000000000414000-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 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.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 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe Token: SeDebugPrivilege 4892 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 1380 csrsll.exe 4892 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 2432 wrote to memory of 1876 2432 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 87 PID 1876 wrote to memory of 4104 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 88 PID 1876 wrote to memory of 4104 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 88 PID 1876 wrote to memory of 4104 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 88 PID 4104 wrote to memory of 332 4104 cmd.exe 91 PID 4104 wrote to memory of 332 4104 cmd.exe 91 PID 4104 wrote to memory of 332 4104 cmd.exe 91 PID 1876 wrote to memory of 1380 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 92 PID 1876 wrote to memory of 1380 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 92 PID 1876 wrote to memory of 1380 1876 645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe 92 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4892 1380 csrsll.exe 95 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96 PID 1380 wrote to memory of 4896 1380 csrsll.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe"C:\Users\Admin\AppData\Local\Temp\645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Users\Admin\AppData\Local\Temp\645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe"C:\Users\Admin\AppData\Local\Temp\645e2bea7b3f8d7326c349974c89051fb2fb1ed87dc08543077281f23d3a4e63.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NJGXV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4104 -
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:332
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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:1380 -
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:4892
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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:4896
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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
MD529abfe617de33a86901df71827c04bad
SHA140e68a2ca2db91dbb45fc2f26326dba3d554c68d
SHA256a313a6223a36acd27f94d8926897d02792a54a8909f7676fe98b0956a08da60c
SHA512612e88f2e03db4d889bad3d6bf7cbcf60380d2057862b5950e0033e46dbeafe6e9656829a2a91a0542f3b6cbfbde669220640d6a6afa19b78088fb1fe6fdb529