Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 06:01
Behavioral task
behavioral1
Sample
fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe
Resource
win10v2004-20241007-en
General
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Target
fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe
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Size
90KB
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MD5
f95ffc19491c4a4b985ac52f617cea90
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SHA1
e11f13e570d69a6e2ac057d16c16a96a54b9585c
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SHA256
fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27e
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SHA512
44dfbf33cb78ad3b454aa1fea0dc60e1771a4c86c59530f2c8c70b1f82843f21059f2021695b72cfb88f934e6d6ac3297b76eeed268ca713ada79fbf84f7cff3
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDD: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 2 IoCs
resource yara_rule behavioral1/memory/1524-256-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1524-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 988 csrsll.exe 1232 csrsll.exe 1524 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.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 2112 set thread context of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 988 set thread context of 1232 988 csrsll.exe 36 PID 988 set thread context of 1524 988 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2112-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2112-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2112-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2736-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2736-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2112-109-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2736-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2736-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2736-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2112-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2736-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2736-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2112-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2112-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000d00000001226d-152.dat upx behavioral1/memory/2736-147-0x0000000003230000-0x0000000003283000-memory.dmp upx behavioral1/memory/2736-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/988-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2736-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/988-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1524-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1232-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1524-265-0x0000000000400000-0x0000000000414000-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 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe Token: SeDebugPrivilege 1232 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 988 csrsll.exe 1232 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2112 wrote to memory of 2736 2112 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 30 PID 2736 wrote to memory of 884 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 31 PID 2736 wrote to memory of 884 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 31 PID 2736 wrote to memory of 884 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 31 PID 2736 wrote to memory of 884 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 31 PID 884 wrote to memory of 684 884 cmd.exe 33 PID 884 wrote to memory of 684 884 cmd.exe 33 PID 884 wrote to memory of 684 884 cmd.exe 33 PID 884 wrote to memory of 684 884 cmd.exe 33 PID 2736 wrote to memory of 988 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 34 PID 2736 wrote to memory of 988 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 34 PID 2736 wrote to memory of 988 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 34 PID 2736 wrote to memory of 988 2736 fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe 34 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1232 988 csrsll.exe 36 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37 PID 988 wrote to memory of 1524 988 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe"C:\Users\Admin\AppData\Local\Temp\fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Users\Admin\AppData\Local\Temp\fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe"C:\Users\Admin\AppData\Local\Temp\fd64b264b022a2df21c3ba371c757b6dab1d3b875cb908a80524cf7d0fcdd27eN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\UBCHA.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:884 -
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:684
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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:988 -
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:1232
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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:1524
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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
MD5e1ce1d8e93e5f8320943a584aafcb8fc
SHA1bc09b29825dad53320a2fa005a9529e1e0704f36
SHA25681b49c073f9ed7c06b7c92abfc92e24ba542f31719015225529c9b4daa5409dc
SHA51282c25c464c99423ed7de79bb0689218544aa76a8b83cefeb90ea6adf49d6207208087ba1e590c71260503234799126d76f2304c23d0fe5d4209f0eb1a9424b01