Analysis
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max time kernel
149s -
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 23:50
Behavioral task
behavioral1
Sample
1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe
Resource
win10v2004-20241007-en
General
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Target
1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe
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Size
90KB
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MD5
7cca5c42300bb7ae0bdc7c8afcad3485
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SHA1
ddb9d96c67639283c6b286f96b52f84c030661e0
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SHA256
1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35
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SHA512
ae924737df9d07feb874f4838e472a16e56a8afd11ac25fa0bcfb1010f283d13f0da5b3fd234fdffd78447d09456c2381f7b89042ce5418d517cd27810f7439f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDx:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v
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/1616-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1992 csrsll.exe 3032 csrsll.exe 1616 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.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 2324 set thread context of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 1992 set thread context of 3032 1992 csrsll.exe 36 PID 1992 set thread context of 1616 1992 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2324-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2324-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-35-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2324-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0005000000004ed7-135.dat upx behavioral1/memory/2644-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1616-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1992-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1992-233-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3032-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1616-264-0x0000000000400000-0x0000000000414000-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 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.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 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe Token: SeDebugPrivilege 3032 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 1992 csrsll.exe 3032 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2324 wrote to memory of 2644 2324 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 31 PID 2644 wrote to memory of 1268 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 32 PID 2644 wrote to memory of 1268 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 32 PID 2644 wrote to memory of 1268 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 32 PID 2644 wrote to memory of 1268 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 32 PID 1268 wrote to memory of 2956 1268 cmd.exe 34 PID 1268 wrote to memory of 2956 1268 cmd.exe 34 PID 1268 wrote to memory of 2956 1268 cmd.exe 34 PID 1268 wrote to memory of 2956 1268 cmd.exe 34 PID 2644 wrote to memory of 1992 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 35 PID 2644 wrote to memory of 1992 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 35 PID 2644 wrote to memory of 1992 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 35 PID 2644 wrote to memory of 1992 2644 1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe 35 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 3032 1992 csrsll.exe 36 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37 PID 1992 wrote to memory of 1616 1992 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe"C:\Users\Admin\AppData\Local\Temp\1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Users\Admin\AppData\Local\Temp\1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe"C:\Users\Admin\AppData\Local\Temp\1842a4d5ec3122ede1b7c4f6c9f62859024a72c3b03ffc750c1af164b3c53e35.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BMRNB.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1268 -
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:2956
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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:1992 -
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:3032
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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:1616
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD5a50b2ce7dcc89af63ea9c04e7786aa2d
SHA15a2a342e6dc114e9c9235ab5a28c040d6b24930d
SHA256a590c7cc7f18b3c60190133b7594ad302d1a12d85e1feff8c978d908dafc2f98
SHA51231c3d7c9a3a168af0b429caa19b7b2fc46d2ae54a03d8504503add8cf31c6d624ba323ec6eb32de0fb38ad5aa7521a65f51116c9af9bb6852fdcc64d13cb2321