Analysis
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max time kernel
118s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 10:28
Behavioral task
behavioral1
Sample
8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe
Resource
win10v2004-20241007-en
General
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Target
8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe
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Size
90KB
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MD5
556455449ac5c713aea6b6b058d0afe0
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SHA1
b7d4e0a396735af996c6a01e553722f0b3758d9d
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SHA256
8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21
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SHA512
64c2f0bd124ec3ddc376e5d4862130f2971a5c78a8f096bdaf27bf279948231e7e9b2e31c64f0ef950334a88836fbbb0d605a1fe688e127c8ff3bbfa93e56a06
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDD:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3x
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/960-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2804 csrsll.exe 1692 csrsll.exe 960 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.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 1820 set thread context of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 2804 set thread context of 1692 2804 csrsll.exe 33 PID 2804 set thread context of 960 2804 csrsll.exe 34 -
resource yara_rule behavioral1/memory/1820-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1820-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1820-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1820-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1820-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3048-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1820-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3048-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1820-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3048-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-149-0x0000000002820000-0x0000000002873000-memory.dmp upx behavioral1/files/0x00090000000120fe-147.dat upx behavioral1/memory/2804-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3048-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2804-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/960-250-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2804-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3048-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3048-249-0x0000000002820000-0x0000000002873000-memory.dmp upx behavioral1/memory/1692-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/960-264-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe Token: SeDebugPrivilege 1692 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 2804 csrsll.exe 1692 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 1820 wrote to memory of 3048 1820 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 28 PID 3048 wrote to memory of 3012 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 29 PID 3048 wrote to memory of 3012 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 29 PID 3048 wrote to memory of 3012 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 29 PID 3048 wrote to memory of 3012 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 29 PID 3012 wrote to memory of 832 3012 cmd.exe 31 PID 3012 wrote to memory of 832 3012 cmd.exe 31 PID 3012 wrote to memory of 832 3012 cmd.exe 31 PID 3012 wrote to memory of 832 3012 cmd.exe 31 PID 3048 wrote to memory of 2804 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 32 PID 3048 wrote to memory of 2804 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 32 PID 3048 wrote to memory of 2804 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 32 PID 3048 wrote to memory of 2804 3048 8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe 32 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 1692 2804 csrsll.exe 33 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34 PID 2804 wrote to memory of 960 2804 csrsll.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe"C:\Users\Admin\AppData\Local\Temp\8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Users\Admin\AppData\Local\Temp\8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe"C:\Users\Admin\AppData\Local\Temp\8da0beb3da944696e8688a650a5d9167426e925b01969da2f890d7da0de7dd21.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\AMSXI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012 -
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:832
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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:2804 -
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:1692
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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:960
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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
MD553cad4fe1cedf6b700f5448779c7dac0
SHA144140a7db7254113cfa03c6bf316c5ca5bb36ac1
SHA256f2ae336564475f158a0687edc73123d34c015116daf5aedc0b421975eb706525
SHA512a88eb5fcf2a2e9aaecb6911e0db13e1f0b24c3e5eaab9dc1c7a229a3281943c2648710239973baaa906a03c3ff449fd60a1f7e178e6c0f7cf83b788d6db48302