Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 19:32
Behavioral task
behavioral1
Sample
0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe
Resource
win10v2004-20241007-en
General
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Target
0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe
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Size
90KB
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MD5
594a199eee503d801b7c053f6b38ba97
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SHA1
1e6e691502fb0cc18e74414691368a9dbd74922f
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SHA256
0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe
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SHA512
53231153546a1f5935d1224bf715b1cef845c72dd2902b110848e67641f894d4fba52dead44975825ea040c3e92e9fbd6bd785a21e6fd100ad7d0d9d6771688f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDp:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3r
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/2604-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2144 csrsll.exe 960 csrsll.exe 2604 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 2672 set thread context of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2144 set thread context of 960 2144 csrsll.exe 36 PID 2144 set thread context of 2604 2144 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2672-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2748-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2748-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2748-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-132.dat upx behavioral1/memory/2748-152-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2144-211-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2144-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2748-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2144-247-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/960-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-262-0x0000000000400000-0x0000000000414000-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 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 2144 csrsll.exe 960 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2672 wrote to memory of 2748 2672 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 31 PID 2748 wrote to memory of 1476 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 32 PID 2748 wrote to memory of 1476 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 32 PID 2748 wrote to memory of 1476 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 32 PID 2748 wrote to memory of 1476 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 32 PID 1476 wrote to memory of 928 1476 cmd.exe 34 PID 1476 wrote to memory of 928 1476 cmd.exe 34 PID 1476 wrote to memory of 928 1476 cmd.exe 34 PID 1476 wrote to memory of 928 1476 cmd.exe 34 PID 2748 wrote to memory of 2144 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 35 PID 2748 wrote to memory of 2144 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 35 PID 2748 wrote to memory of 2144 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 35 PID 2748 wrote to memory of 2144 2748 0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe 35 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 960 2144 csrsll.exe 36 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37 PID 2144 wrote to memory of 2604 2144 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe"C:\Users\Admin\AppData\Local\Temp\0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Users\Admin\AppData\Local\Temp\0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe"C:\Users\Admin\AppData\Local\Temp\0f1f3ae76ba3f30eb24e802d3c12fbf462d85dae3ae4eec71058bf6d0c33dafe.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\DYCPF.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1476 -
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:928
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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:2144 -
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:960
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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:2604
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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
MD5ded1490d92293f2ba72a6e862ae9925f
SHA14de8b2ae82480ce4f663f339bd72222afaf6a3d4
SHA256d111ee5da36ad7f03c40e8a9cf040fea0d49629a40a9e1f7130422a6e72b0652
SHA512ec736fb629b040de5eadafd56a8ab4eb63dc19acc9d34cbb5294685d47ba9835456664e12bd48e527e88d2327274a9ba9bca8f6aabf53f38c1afc071e950e62a