Analysis
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max time kernel
131s -
max time network
145s -
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, 04:00
Behavioral task
behavioral1
Sample
04a2ecac57e6a456e29bfe282053b80ba7d0b1e6fb4f0a8e3a2fe1edec181b05.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
04a2ecac57e6a456e29bfe282053b80ba7d0b1e6fb4f0a8e3a2fe1edec181b05.xlsm
Resource
win10v2004-20241007-en
General
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Target
04a2ecac57e6a456e29bfe282053b80ba7d0b1e6fb4f0a8e3a2fe1edec181b05.xlsm
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Size
38KB
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MD5
5b612b72ca15b3da0766161f45579803
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SHA1
8f93d77583525e55292e7595845ad0e3743deede
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SHA256
04a2ecac57e6a456e29bfe282053b80ba7d0b1e6fb4f0a8e3a2fe1edec181b05
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SHA512
0af65444cc3f97041ddd1e9863052d62e20cf713cbdf87e0b78c86fb3c0234637640ca45acb722d6ead2a0f10fb5d050d0b9c1b29392b1dfe8fc562245005ed7
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SSDEEP
768:GbdpCR8kjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIyYS:ewDOZZ1ZYpoQ/pMAeVIyYzaT
Malware Config
Extracted
https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/
https://risamfg.com/wp-admin/JtqFQW/
https://thailand-rocco.com/wp-content/gE7UvFwLh/
https://pregy.org/test/rXTl1DEv0CWCE/
https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/
https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/
https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/
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 3572 316 regsvr32.exe 81 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
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 316 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 316 EXCEL.EXE 316 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE 316 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 316 wrote to memory of 3572 316 EXCEL.EXE 101 PID 316 wrote to memory of 3572 316 EXCEL.EXE 101 PID 316 wrote to memory of 3572 316 EXCEL.EXE 101
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\04a2ecac57e6a456e29bfe282053b80ba7d0b1e6fb4f0a8e3a2fe1edec181b05.xlsm"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:316 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\wnru.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:3572
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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
Filesize1KB
MD593e62501cfd47f2cd161753bd9fd9e9c
SHA179b009989372031169b0f14b498f6da909bc77b4
SHA2561d2f0383909d909aa721a5a5f455d5b9ece576ca0fa3415471db2e5f20227a04
SHA512b91f2a69a55d5714b728675f1d3eb6f826feee024872203fb37a5cde1fffa6818c6c33549fae7530674fd91b0c37bde83068742cd59d10ea8685565b425d1b99