Analysis
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max time kernel
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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
01-01-2025 18:38
Behavioral task
behavioral1
Sample
8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe
Resource
win10v2004-20241007-en
General
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Target
8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe
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Size
90KB
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MD5
346a9e7c96cdd0df6eedd20fcef51d2f
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SHA1
a29ed11d8c26daad6fa8f7123b28f57aeed960c8
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SHA256
8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b
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SHA512
8c4d5da11eb8f9f98149ae5237773d8a9e37a4e65fe4ceeec5c9d45bbd7ae141e8b3bff66a0c67651916713702d9454792322538f41f2d62e407ce9b9fb97cd4
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDq:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3M
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 2 IoCs
resource yara_rule behavioral1/memory/2568-258-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2568-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1464 csrsll.exe 2500 csrsll.exe 2568 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.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 2076 set thread context of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 1464 set thread context of 2500 1464 csrsll.exe 36 PID 1464 set thread context of 2568 1464 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2076-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2076-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2076-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2076-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1976-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1976-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2076-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2076-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2076-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1976-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000d00000001226d-133.dat upx behavioral1/memory/1464-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-147-0x0000000002900000-0x0000000002953000-memory.dmp upx behavioral1/memory/1976-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1464-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1464-259-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-258-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2500-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2568-265-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.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 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe Token: SeDebugPrivilege 2500 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 1464 csrsll.exe 2500 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 2076 wrote to memory of 1976 2076 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 30 PID 1976 wrote to memory of 1072 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 31 PID 1976 wrote to memory of 1072 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 31 PID 1976 wrote to memory of 1072 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 31 PID 1976 wrote to memory of 1072 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 31 PID 1072 wrote to memory of 824 1072 cmd.exe 33 PID 1072 wrote to memory of 824 1072 cmd.exe 33 PID 1072 wrote to memory of 824 1072 cmd.exe 33 PID 1072 wrote to memory of 824 1072 cmd.exe 33 PID 1976 wrote to memory of 1464 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 34 PID 1976 wrote to memory of 1464 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 34 PID 1976 wrote to memory of 1464 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 34 PID 1976 wrote to memory of 1464 1976 8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe 34 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2500 1464 csrsll.exe 36 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37 PID 1464 wrote to memory of 2568 1464 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe"C:\Users\Admin\AppData\Local\Temp\8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Local\Temp\8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe"C:\Users\Admin\AppData\Local\Temp\8a40328abdf137f79e3a9a1b4b93e6d76b1f15a1e5f8779ee725d22ae455151b.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FUTHI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1072 -
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:824
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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:1464 -
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:2500
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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:2568
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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
MD595ff3cbd60ccea89ed9f555289a96e61
SHA1691a4e61fea7de161dad5f68b55659f046f54102
SHA2567a5b52cff534d8211030f0aada3aa3336ad4be084a526e0537f2631f990dc642
SHA51205fb3d782a051f03456482203fb7eb57f51c49c4509f7727ba075867cc50ae6cdf2c9e2135a901b0951b0ce86341e26e6fa20942369416b2a3768007626b711f