Analysis
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max time kernel
59s -
max time network
56s -
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 22:13
Behavioral task
behavioral1
Sample
0fb25193a2b48f9720ff5ee25da5355c54a3a805e1401d96b6de4c870dbbd3b8.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0fb25193a2b48f9720ff5ee25da5355c54a3a805e1401d96b6de4c870dbbd3b8.xls
Resource
win10v2004-20240802-en
General
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Target
0fb25193a2b48f9720ff5ee25da5355c54a3a805e1401d96b6de4c870dbbd3b8.xls
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Size
36KB
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MD5
88dfd7bee760f3c892eea56cf5357d36
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SHA1
582e3f8612f52b6623313b46e0a3d47114b19802
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SHA256
0fb25193a2b48f9720ff5ee25da5355c54a3a805e1401d96b6de4c870dbbd3b8
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SHA512
75d077274d969198dde7d01399c504c482c52f56ebd0ebccff5ce7fc68e6c55c4c278dd2fffe1b4bea61804510788a44eaed3281f802b7a3c7f24474afaa2fc9
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SSDEEP
768:6PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJeShw1bfnFLk2nZKV:uok3hbdlylKsgqopeJBWhZFGkE+cL2No
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 1336 2408 explorer.exe EXCEL.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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2408 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
EXCEL.EXEpid process 2408 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
EXCEL.EXEpid process 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE 2408 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
EXCEL.EXEexplorer.exedescription pid process target process PID 2408 wrote to memory of 1336 2408 EXCEL.EXE explorer.exe PID 2408 wrote to memory of 1336 2408 EXCEL.EXE explorer.exe PID 4200 wrote to memory of 5088 4200 explorer.exe WScript.exe PID 4200 wrote to memory of 5088 4200 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\0fb25193a2b48f9720ff5ee25da5355c54a3a805e1401d96b6de4c870dbbd3b8.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:2408 -
C:\Windows\explorer.exeexplorer.exe C:\Users\Public\Documents\KLi.vbs2⤵
- Process spawned unexpected child process
PID:1336
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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:4200 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\KLi.vbs"2⤵PID:5088
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1996,i,5469445176230119590,7931734017267321834,262144 --variations-seed-version --mojo-platform-channel-handle=3984 /prefetch:81⤵PID:2980
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
591B
MD584cf91be20b674976ab80f4373b052eb
SHA172567e3f1d76d88c3c06b4499618497fc66cc6f2
SHA256f84804510e754a81b90a447569b2f78c8869658395afad3b8089bdcb4049561c
SHA5128597c90704438723c87326c2637592e93e66c461bd23d20c05431f6941f5ddb24cc88a25d46a2f2e5f05efe74d2e63910843abefdf2533aed6182ce7eda7f8f9