Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2024 11:48
Behavioral task
behavioral1
Sample
980ad01e9aeb1f53aa0c21fe2ee5689faa76bf1568fae3c3dc71f902708ee701 (1).xls
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
980ad01e9aeb1f53aa0c21fe2ee5689faa76bf1568fae3c3dc71f902708ee701 (1).xls
Resource
win10v2004-20241007-en
General
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Target
980ad01e9aeb1f53aa0c21fe2ee5689faa76bf1568fae3c3dc71f902708ee701 (1).xls
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Size
3.3MB
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MD5
348a43e48d22c209bc789e0dc1edef3a
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SHA1
d3307e2f24c6a7305fab66a3097d8e0c8266c285
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SHA256
980ad01e9aeb1f53aa0c21fe2ee5689faa76bf1568fae3c3dc71f902708ee701
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SHA512
a7fe30108af0a2ff0026b0c4cbeb2081c25a51de41b9018f8d84a1b308e60fa5e5c037709518c05c1918fc38631811addceec852eae6d6f60334490acf77cbdc
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SSDEEP
24576:EoveMC5Lpbrojk5zc3dTVWhX/T8GhE794D1Ljoq0OrYO096Q96wHiErt0FgSWZrk:HjTVW5FCdyJ6
Malware Config
Signatures
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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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid Process 4624 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid Process 4624 EXCEL.EXE 4624 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid Process 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE 4624 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EXCEL.EXEdescription pid Process procid_target PID 4624 wrote to memory of 712 4624 EXCEL.EXE 86 PID 4624 wrote to memory of 712 4624 EXCEL.EXE 86
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\980ad01e9aeb1f53aa0c21fe2ee5689faa76bf1568fae3c3dc71f902708ee701 (1).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:4624 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:712
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:3736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize2KB
MD5aa6844076996da37f893b2fedd950471
SHA142faaa3dc3fdba0cb970f8427d0a8b4ba8486685
SHA256199a9a005a6bf3cda9efaa028349320853ed416f149e6a91b43e9a3d9f64bf55
SHA512f71642f8c5bcf0b684eb9237d9b7b51d8f59f1f972a47201241a4e3cce795fb32c968af471d8a7b3f9a64951bbdf2ec2f9c52e0f6af407cd75bd46ed00f0c417