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Analysis
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max time kernel
133s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 21:25
Behavioral task
behavioral1
Sample
e64c3477a968385030f62f27907ec3cf5c6afd4539b038debb2762095c922e1c.xls
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
e64c3477a968385030f62f27907ec3cf5c6afd4539b038debb2762095c922e1c.xls
Resource
win10v2004-20241007-en
General
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Target
e64c3477a968385030f62f27907ec3cf5c6afd4539b038debb2762095c922e1c.xls
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Size
76KB
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MD5
7585402ebdf7022180ac877bbd7ac8b3
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SHA1
e4a235d864939639093c08f76d5ff336e3124985
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SHA256
e64c3477a968385030f62f27907ec3cf5c6afd4539b038debb2762095c922e1c
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SHA512
f30574c97ef2bb925d1e65c5d65fdecb94020a339e5eba9dca5f0432422c7b1739bc3f21fb9b6f9706e98f1ae615fbeade8d198dd0e7118677c15652a62d1e7c
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SSDEEP
1536:GSKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgYI+hD8nTLqQrRrZws8EKXifC:FKpb8rGYrMPe3q7Q0XV5xtezEsi8/dge
Malware Config
Extracted
https://newkano.com/wp-admin/66rIsrVwoPKUsjcAs/
http://ocalogullari.com/inc/Wcm82enrs8/
https://myphamcuatui.com/assets/OPVeVSpO/
Signatures
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Process spawned unexpected child process 3 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3708 3484 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1012 3484 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1260 3484 regsvr32.exe 82 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3484 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3484 EXCEL.EXE 3484 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE 3484 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3484 wrote to memory of 3708 3484 EXCEL.EXE 92 PID 3484 wrote to memory of 3708 3484 EXCEL.EXE 92 PID 3484 wrote to memory of 1012 3484 EXCEL.EXE 94 PID 3484 wrote to memory of 1012 3484 EXCEL.EXE 94 PID 3484 wrote to memory of 1260 3484 EXCEL.EXE 97 PID 3484 wrote to memory of 1260 3484 EXCEL.EXE 97
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\e64c3477a968385030f62f27907ec3cf5c6afd4539b038debb2762095c922e1c.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:3484 -
C:\Windows\SYSTEM32\regsvr32.exeregsvr32 C:\Uduw\soam1.OCX2⤵
- Process spawned unexpected child process
PID:3708
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C:\Windows\SYSTEM32\regsvr32.exeregsvr32 C:\Uduw\soam2.OCX2⤵
- Process spawned unexpected child process
PID:1012
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C:\Windows\SYSTEM32\regsvr32.exeregsvr32 C:\Uduw\soam3.OCX2⤵
- Process spawned unexpected child process
PID:1260
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