Analysis
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max time kernel
120s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 15:02
Behavioral task
behavioral1
Sample
b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe
Resource
win10v2004-20241007-en
General
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Target
b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe
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Size
90KB
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MD5
e9028b134a020d378a1bf8d89c905285
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SHA1
7a06580e2e3ccd62512ece7424b7105364daaecd
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SHA256
b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503
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SHA512
8f9caa8483f64db16f1c743a6d135627630102414cd3697a04c0a76d34a5c00efef671d6cebb0e11e0f9aceb67579f9bb8a03e62e913a15511efb3e79152bf4d
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDd:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3H
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/2844-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2316 csrsll.exe 1396 csrsll.exe 2844 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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 2932 set thread context of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2316 set thread context of 1396 2316 csrsll.exe 34 PID 2316 set thread context of 2844 2316 csrsll.exe 35 -
resource yara_rule behavioral1/memory/2932-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2932-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1872-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2932-100-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1872-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1872-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0008000000012117-144.dat upx behavioral1/memory/1872-133-0x0000000003210000-0x0000000003263000-memory.dmp upx behavioral1/memory/1872-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2316-228-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2316-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1872-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2844-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1396-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2844-263-0x0000000000400000-0x0000000000414000-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 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 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe Token: SeDebugPrivilege 1396 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 2316 csrsll.exe 1396 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 2932 wrote to memory of 1872 2932 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 29 PID 1872 wrote to memory of 2340 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 30 PID 1872 wrote to memory of 2340 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 30 PID 1872 wrote to memory of 2340 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 30 PID 1872 wrote to memory of 2340 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 30 PID 2340 wrote to memory of 992 2340 cmd.exe 32 PID 2340 wrote to memory of 992 2340 cmd.exe 32 PID 2340 wrote to memory of 992 2340 cmd.exe 32 PID 2340 wrote to memory of 992 2340 cmd.exe 32 PID 1872 wrote to memory of 2316 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 33 PID 1872 wrote to memory of 2316 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 33 PID 1872 wrote to memory of 2316 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 33 PID 1872 wrote to memory of 2316 1872 b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe 33 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 1396 2316 csrsll.exe 34 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35 PID 2316 wrote to memory of 2844 2316 csrsll.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe"C:\Users\Admin\AppData\Local\Temp\b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Users\Admin\AppData\Local\Temp\b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe"C:\Users\Admin\AppData\Local\Temp\b7e2ab6a86f4f902a510a8650e6cab3a90ddcaba343dbb86bbe8cd76d6211503.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BGVUI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340 -
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:992
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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:2316 -
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:1396
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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:2844
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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
MD57cc67558fbc21c5375a96a24ab074594
SHA1f9141e57f8359c19fa4fb25c5cb03683909396c2
SHA2560250f81a127f0482381ac4407edac6789c8519111ab3c93e9ef6bfb0e1abf458
SHA512c18227f12ed43b7da705a772c32ecf77535a1796858c1c9602a34eb2bf7563cbb51640f4ffbe476d0a659653245d01845f4ebe7c96e500daad9f7e909670ae49