Analysis
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max time kernel
150s -
max time network
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platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
05-12-2024 11:27
Behavioral task
behavioral1
Sample
05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe
Resource
win10v2004-20241007-en
General
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Target
05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe
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Size
90KB
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MD5
36eba0efde63a4ee67bfc4d8530a0db6
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SHA1
54854c7504cd9da75e76c33dbfa0b99577e7b4aa
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SHA256
05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a
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SHA512
d15c2d306a1942679ead2aebd9a6db01ec2b00f1d17596ca5d8a251c886283f7b583fe95d5934b0b1d3bfed8b5b9a541e490063ad259295ad526c7801f61ce7e
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD9:0wjZQJvzZsgsW6/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 1 IoCs
resource yara_rule behavioral1/memory/1760-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2896 csrsll.exe 884 csrsll.exe 1760 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 2636 set thread context of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2896 set thread context of 884 2896 csrsll.exe 35 PID 2896 set thread context of 1760 2896 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2636-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2636-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2636-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a0000000122cf-136.dat upx behavioral1/memory/812-151-0x0000000003240000-0x0000000003293000-memory.dmp upx behavioral1/memory/812-148-0x0000000003240000-0x0000000003293000-memory.dmp upx behavioral1/memory/812-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/812-157-0x0000000003240000-0x0000000003293000-memory.dmp upx behavioral1/memory/2896-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/812-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2896-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1760-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/884-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1760-265-0x0000000000400000-0x0000000000414000-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 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 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe Token: SeDebugPrivilege 884 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 2896 csrsll.exe 884 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 2636 wrote to memory of 812 2636 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 30 PID 812 wrote to memory of 2596 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 31 PID 812 wrote to memory of 2596 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 31 PID 812 wrote to memory of 2596 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 31 PID 812 wrote to memory of 2596 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 31 PID 2596 wrote to memory of 2204 2596 cmd.exe 33 PID 2596 wrote to memory of 2204 2596 cmd.exe 33 PID 2596 wrote to memory of 2204 2596 cmd.exe 33 PID 2596 wrote to memory of 2204 2596 cmd.exe 33 PID 812 wrote to memory of 2896 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 34 PID 812 wrote to memory of 2896 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 34 PID 812 wrote to memory of 2896 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 34 PID 812 wrote to memory of 2896 812 05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe 34 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 884 2896 csrsll.exe 35 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36 PID 2896 wrote to memory of 1760 2896 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe"C:\Users\Admin\AppData\Local\Temp\05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Users\Admin\AppData\Local\Temp\05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe"C:\Users\Admin\AppData\Local\Temp\05c07ec0af6d53c3fc2b54f0921b95dfc97c336f030dec289584040da7a8c55a.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:812 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\HGUBK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2596 -
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:2204
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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:2896 -
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:884
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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:1760
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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
MD50f77034db65e5682d4439c816c83a6ac
SHA1d744216727f3be65efe959eee2ff044f79520d84
SHA2561af3e6dbf27276391109562dec36c43b98c4465a13a49b883260a5674f6b031a
SHA5121aad53c98888157b1eac567dde9b12c0eeb941d082b245590c5dab26b3968e8759262715f74ce332e680449772884248a536f2973a2f518dcc71adf83b136bf2