Analysis
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max time kernel
149s -
max time network
27s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/09/2024, 23:26
Behavioral task
behavioral1
Sample
7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe
Resource
win10v2004-20240802-en
General
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Target
7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe
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Size
90KB
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MD5
ad072afa377d18b89c1016307effc5c6
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SHA1
659eae2b89ca8beb5003c76b043a8ef93c935342
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SHA256
7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf
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SHA512
5b35bef043ae998943d1af84a11a21b03f6ec1092007bcb4eef49d6c39b2f50bb834f0e4dd20f11d175efe0ba0537ec99caef342a84e36124fb0fbb2fd2c3d32
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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/2208-268-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 748 csrsll.exe 2064 csrsll.exe 2208 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe -
resource yara_rule behavioral1/memory/1848-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-23-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1848-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1456-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1456-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1848-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000d000000016d32-140.dat upx behavioral1/memory/748-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1456-151-0x0000000002B50000-0x0000000002BA3000-memory.dmp upx behavioral1/memory/1456-158-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/748-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/748-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2208-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/748-261-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1456-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2064-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2208-268-0x0000000000400000-0x0000000000414000-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 1848 set thread context of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 748 set thread context of 2064 748 csrsll.exe 35 PID 748 set thread context of 2208 748 csrsll.exe 36 -
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 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 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe Token: SeDebugPrivilege 2064 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 748 csrsll.exe 2064 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1848 wrote to memory of 1456 1848 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 30 PID 1456 wrote to memory of 2936 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 31 PID 1456 wrote to memory of 2936 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 31 PID 1456 wrote to memory of 2936 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 31 PID 1456 wrote to memory of 2936 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 31 PID 2936 wrote to memory of 2976 2936 cmd.exe 33 PID 2936 wrote to memory of 2976 2936 cmd.exe 33 PID 2936 wrote to memory of 2976 2936 cmd.exe 33 PID 2936 wrote to memory of 2976 2936 cmd.exe 33 PID 1456 wrote to memory of 748 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 34 PID 1456 wrote to memory of 748 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 34 PID 1456 wrote to memory of 748 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 34 PID 1456 wrote to memory of 748 1456 7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe 34 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2064 748 csrsll.exe 35 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36 PID 748 wrote to memory of 2208 748 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe"C:\Users\Admin\AppData\Local\Temp\7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Users\Admin\AppData\Local\Temp\7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe"C:\Users\Admin\AppData\Local\Temp\7f86e431a7bb5b917ee0c06eee91e04adde93e863b3c660b8c2dbb0908b6bacf.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\USXKA.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936 -
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:2976
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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:748 -
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:2064
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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:2208
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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
MD5c673cae9e33680d22c48e0abc7c0bee3
SHA1a832ab7676990cebedee5f901b2791c14e048663
SHA25660d268c7eed8139a67db05b72bb63b697ff48bcefe202e31bc3110e647beee9b
SHA512d21e164eb03bc887aa884fabdf9fd5a7c23c701ea54274a82bbf088e0535a7bd3beb9127290e9cd2de32dcded19a043a22e1596eedf5d193a189ab82e84ece0e