Analysis
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max time kernel
148s -
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
20-11-2024 20:41
Behavioral task
behavioral1
Sample
ef63377af7c07bd4020d72c6f014e22f2df22cca0c507c7beedd79d0612ae106.xls
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ef63377af7c07bd4020d72c6f014e22f2df22cca0c507c7beedd79d0612ae106.xls
Resource
win10v2004-20241007-en
General
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Target
ef63377af7c07bd4020d72c6f014e22f2df22cca0c507c7beedd79d0612ae106.xls
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Size
47KB
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MD5
3311e632600d66faf08f6142f0433c19
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SHA1
c0712f58dc4df3025ad65d484273ee2eddf16478
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SHA256
ef63377af7c07bd4020d72c6f014e22f2df22cca0c507c7beedd79d0612ae106
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SHA512
fc1216a0d7feae1635f221992500d06169ffe5211b452c09d29e8745076516a8e937ff7aca1ec3675c9812dc9410dd74edfcd123207113ae789bda653ac0953d
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SSDEEP
768:yDM52tfQXi8vgLZkTOHkQT51Vp6AwPdM8gQ6JOiX6DGwUk7qHDSEuRZjiBp5X:y62tfQXi8vgLZkTOHkQT51Vp6AwPe8gl
Malware Config
Extracted
https://eleselektromekanik.com/69Iq5Pwbd0/s/
https://demo.icn.com.np/stories/Qk/
http://demo34.ckg.hk/service/Atk7RQfUV673M/
https://bitmovil.mx/css/TrgyPiTXy3/
http://dupot.cz/tvhost/DUnMUvwZOhQs/
http://focanainternet.com.br/erros/DepAK3p1Y/
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2840 3220 regsvr32.exe 81 -
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 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
pid Process 3220 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3220 EXCEL.EXE 3220 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE 3220 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3220 wrote to memory of 2840 3220 EXCEL.EXE 89 PID 3220 wrote to memory of 2840 3220 EXCEL.EXE 89
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\ef63377af7c07bd4020d72c6f014e22f2df22cca0c507c7beedd79d0612ae106.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:3220 -
C:\Windows\SYSTEM32\regsvr32.exeregsvr32.exe ..\wnrul.ocx2⤵
- Process spawned unexpected child process
PID:2840
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize1KB
MD5a8014241c516afcb852e67c39906339d
SHA10e4b9ff9ae4c9488e51fe1b75d40833b2b2b1d33
SHA2563323a5acb34eef3299336d984e4f3b8c86a43c5d1afd8df6078954f4d50c4fac
SHA51250c1d0131bc1941575a9f4bedec827ab45b421b9041ece3e118dc5d3df62064e0b431570ef2885a9ffa0bc7c5f2eda52b896bb393286ff802c9fb14496908148
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Filesize
3KB
MD5cc666088a917dd7f5da8b6689069aec0
SHA1f688de634ccd20939a522391abb5049483e726bd
SHA256332d102987273318f13e7fc89a043613c6dd5dd7eb7d21033a2ab73dd438a405
SHA51277a15aebeb10d355e3723fdebd2ea59a09a60d54f09ab9a6f06c52dbfa3bea0965ff49b7a1c2e6f4ff94f3fe903e6301188de2f80801a8a978c8c09b3356c8dc