Analysis
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max time kernel
120s -
max time network
28s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-09-2024 14:42
Behavioral task
behavioral1
Sample
0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe
Resource
win10v2004-20240802-en
General
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Target
0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe
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Size
90KB
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MD5
89349f738a34cdc72af107da1095b760
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SHA1
36a5101ea1b983b2b824cc7a729f625fe912ab51
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SHA256
0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99
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SHA512
76d3a517792d98b41571839b1a81171663f7a5151ba60b082aecc818c8066dbd6a68c5f98192de8a005f41eb078029bc20d671ce2a8a95f19d49d201f0f54024
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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/1908-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 940 csrsll.exe 3020 csrsll.exe 1908 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe -
resource yara_rule behavioral1/memory/2068-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2068-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2068-28-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2068-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2108-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2108-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2068-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2108-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2108-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2108-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2108-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b000000012250-132.dat upx behavioral1/memory/2108-134-0x0000000002A80000-0x0000000002AD3000-memory.dmp upx behavioral1/memory/940-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2108-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2108-155-0x0000000002A80000-0x0000000002AD3000-memory.dmp upx behavioral1/memory/940-222-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/940-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/940-178-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/940-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1908-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2108-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1908-266-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\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 2068 set thread context of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 940 set thread context of 3020 940 csrsll.exe 34 PID 940 set thread context of 1908 940 csrsll.exe 35 -
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 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe Token: SeDebugPrivilege 3020 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 940 csrsll.exe 3020 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2068 wrote to memory of 2108 2068 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 29 PID 2108 wrote to memory of 2140 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 30 PID 2108 wrote to memory of 2140 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 30 PID 2108 wrote to memory of 2140 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 30 PID 2108 wrote to memory of 2140 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 30 PID 2140 wrote to memory of 944 2140 cmd.exe 32 PID 2140 wrote to memory of 944 2140 cmd.exe 32 PID 2140 wrote to memory of 944 2140 cmd.exe 32 PID 2140 wrote to memory of 944 2140 cmd.exe 32 PID 2108 wrote to memory of 940 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 33 PID 2108 wrote to memory of 940 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 33 PID 2108 wrote to memory of 940 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 33 PID 2108 wrote to memory of 940 2108 0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe 33 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 3020 940 csrsll.exe 34 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35 PID 940 wrote to memory of 1908 940 csrsll.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BFVWT.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2140 -
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:944
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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:940 -
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:3020
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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:1908
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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
MD506349af9a280335bb7186aa512dec5ab
SHA1ec39bc0773d535764d60b8f3174d33d8ba9fc684
SHA256e907c847d4bd41654c409fc383eef2b1483b4049073710b9af8b6b4d63695e47
SHA512e6a0c2922d00ebf7c1ddf6c1a3450d4cba84cd936fd7523e58831c3f724b726bd86efc65b69855254e7e07da668a2b0a87b2d2591c7fb57b0525efe3dc971ab6