Analysis
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max time kernel
118s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 04:45
Behavioral task
behavioral1
Sample
03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe
Resource
win10v2004-20240802-en
General
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Target
03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe
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Size
90KB
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MD5
0ac3423bfb9926aa77a923c0041dd120
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SHA1
26f8d9039fbc45d206f26275263043c91ea3285e
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SHA256
03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7
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SHA512
55a0be3e37ce447aba755c49603d9adb36abf5197df8973f527fc81aed6ae8a8d4851f6e21c275735ac5eda1f143c679e5a68396d6e1d96b38f002184393e429
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
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 Second Stage 1 IoCs
resource yara_rule behavioral1/memory/1228-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2068 csrsll.exe 2096 csrsll.exe 1228 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.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 2076 set thread context of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2068 set thread context of 2096 2068 csrsll.exe 35 PID 2068 set thread context of 1228 2068 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2076-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2076-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1508-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1508-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1508-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2076-100-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1508-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2076-95-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1508-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1508-91-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b0000000120d6-133.dat upx behavioral1/memory/1508-145-0x0000000002610000-0x0000000002663000-memory.dmp upx behavioral1/memory/1508-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2068-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1228-250-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1508-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2068-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2096-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1228-264-0x0000000000400000-0x0000000000414000-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 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe Token: SeDebugPrivilege 2096 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 2068 csrsll.exe 2096 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 2076 wrote to memory of 1508 2076 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 30 PID 1508 wrote to memory of 1584 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 31 PID 1508 wrote to memory of 1584 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 31 PID 1508 wrote to memory of 1584 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 31 PID 1508 wrote to memory of 1584 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 31 PID 1584 wrote to memory of 2380 1584 cmd.exe 33 PID 1584 wrote to memory of 2380 1584 cmd.exe 33 PID 1584 wrote to memory of 2380 1584 cmd.exe 33 PID 1584 wrote to memory of 2380 1584 cmd.exe 33 PID 1508 wrote to memory of 2068 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 34 PID 1508 wrote to memory of 2068 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 34 PID 1508 wrote to memory of 2068 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 34 PID 1508 wrote to memory of 2068 1508 03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe 34 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 2096 2068 csrsll.exe 35 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36 PID 2068 wrote to memory of 1228 2068 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe"C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.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\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe"C:\Users\Admin\AppData\Local\Temp\03834141bd3e6c18064f9c02d8855c50732a56dd0085bcf9f99b6fa3df1c57d7N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1508 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EFABW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1584 -
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:2380
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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:2068 -
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:2096
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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:1228
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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
MD5f3d582b35d8ff13ccfb7a98260c80d6c
SHA1c6c191f1c3561bf9c0a6c6ad2ac7c88476833d8b
SHA256c6b57d6cc4a15fe655f5d80607777879e76b92cd84054066c0d5efceb894cf9c
SHA51249bee6b0327acd3e806cc946be0201adc2c140efa945e0bcdc7f90aeccbee4abacffb625efa75fce8c3b3bdf91367d720489a9fa4c377ab730466b6985f1b53e