Analysis
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max time kernel
59s -
max time network
35s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04-09-2024 22:00
Behavioral task
behavioral1
Sample
656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls
Resource
win10v2004-20240802-en
General
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Target
656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls
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Size
36KB
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MD5
2d70e88bf33efe1ae3923ce805a69e32
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SHA1
c38be56e4b0f1511daa1952edbe07694e8f7d8ac
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SHA256
656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905
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SHA512
c2dedd5a2032d04d73855ed5cea31b94bdd9da4e3035c7438884bd7563af4eb6831e4897c3bfeb0acc401226edc6828bf738cbc8e6ee923aa713c2a22640cab2
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SSDEEP
768:rPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJJXeUVD91fJGDckKte1:Tok3hbdlylKsgqopeJBWhZFGkE+cL2N5
Malware Config
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:
explorer.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3988 4980 explorer.exe EXCEL.EXE -
Blocklisted process makes network request 2 IoCs
Processes:
WScript.exeflow pid process 27 2608 WScript.exe 28 2608 WScript.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Modifies registry class 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 4980 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
EXCEL.EXEpid process 4980 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
EXCEL.EXEpid process 4980 EXCEL.EXE 4980 EXCEL.EXE 4980 EXCEL.EXE 4980 EXCEL.EXE 4980 EXCEL.EXE 4980 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
EXCEL.EXEexplorer.exedescription pid process target process PID 4980 wrote to memory of 3988 4980 EXCEL.EXE explorer.exe PID 4980 wrote to memory of 3988 4980 EXCEL.EXE explorer.exe PID 3460 wrote to memory of 2608 3460 explorer.exe WScript.exe PID 3460 wrote to memory of 2608 3460 explorer.exe WScript.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\656a763764b70f754ed7c3d4a84d6dae3bd0b5103ca454b73d1fc7c07260b905.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Windows\explorer.exeexplorer.exe C:\Users\Public\Documents\qdeDxo.vbs2⤵
- Process spawned unexpected child process
PID:3988
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3460 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\qdeDxo.vbs"2⤵
- Blocklisted process makes network request
PID:2608
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
578B
MD5e64db1480dbe3731df10bc880e8fb802
SHA100d2736ee984707cc7c3086aca325bf8e2c49d2e
SHA2562562f21d2323ff1c6c6749aaef8bb7fc536e0acfd7b9fae92b24447e1d7c8311
SHA51276064a665802d9a3d1749784050ca1254936897e51e710004f722ab373d50a5d99d059b4784a3a8cef266ee51ee895afc520ab16670535102273e90ca65fe1b4