Analysis
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max time kernel
118s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-12-2024 22:55
Behavioral task
behavioral1
Sample
bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe
Resource
win10v2004-20241007-en
General
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Target
bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe
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Size
90KB
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MD5
0b342bf6b0f8c9796471692c1c6f22a6
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SHA1
f453c53ba22ca43e284fde9410976c181ff0fb0d
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SHA256
bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e
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SHA512
4b613ef25af2029e54a6666494c993c0698dffb14dc6cf647dcec897de5c45da8c1343b806d6c4284017e8e23fc9597c5890631a84d93e42e376c3e739721e69
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDN:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3b
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/1972-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2804 csrsll.exe 1312 csrsll.exe 1972 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 2320 set thread context of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2804 set thread context of 1312 2804 csrsll.exe 36 PID 2804 set thread context of 1972 2804 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2320-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2320-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2320-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2560-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2560-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2320-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2560-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-150.dat upx behavioral1/memory/2560-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2804-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1972-250-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2804-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2560-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1312-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1972-264-0x0000000000400000-0x0000000000414000-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 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.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 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe Token: SeDebugPrivilege 1312 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 2804 csrsll.exe 1312 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2320 wrote to memory of 2560 2320 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 31 PID 2560 wrote to memory of 2512 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 32 PID 2560 wrote to memory of 2512 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 32 PID 2560 wrote to memory of 2512 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 32 PID 2560 wrote to memory of 2512 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 32 PID 2512 wrote to memory of 1484 2512 cmd.exe 34 PID 2512 wrote to memory of 1484 2512 cmd.exe 34 PID 2512 wrote to memory of 1484 2512 cmd.exe 34 PID 2512 wrote to memory of 1484 2512 cmd.exe 34 PID 2560 wrote to memory of 2804 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 35 PID 2560 wrote to memory of 2804 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 35 PID 2560 wrote to memory of 2804 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 35 PID 2560 wrote to memory of 2804 2560 bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe 35 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1312 2804 csrsll.exe 36 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37 PID 2804 wrote to memory of 1972 2804 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"C:\Users\Admin\AppData\Local\Temp\bb46afcc7667b032fd2a69bc5c3cc527d02142f865da3bd9ca5ad5bdfef4e90e.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\DHXYV.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512 -
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:1484
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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:1312
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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:1972
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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
MD5acae946302a3f34c0660d07e02b40e88
SHA1371fe38466b345ef772e17e92873899d43d07439
SHA25690ce69a53e2d11937b2ccd06c764059158880c1eea1dc0471f24b7ee5b2ca37c
SHA512c4eee858e59fbb184b984ab89f2c56b46692d5e4a7b9fedd9c7f2e5a9a62882ee3ce09ef24c7665a39032b77d3043dd91c7c11b0114685b6dd456911012d041f