Analysis
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max time kernel
133s -
max time network
149s -
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, 05:34
Behavioral task
behavioral1
Sample
2f8ee0365d85b25f9891a6347a0f87d001dec8c0e200c9cbdfada2a26477220b.xls
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2f8ee0365d85b25f9891a6347a0f87d001dec8c0e200c9cbdfada2a26477220b.xls
Resource
win10v2004-20241007-en
General
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Target
2f8ee0365d85b25f9891a6347a0f87d001dec8c0e200c9cbdfada2a26477220b.xls
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Size
243KB
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MD5
b7366c3143ffd59510bde00af4fb9771
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SHA1
c148e7452543677c8ebfcb367159544764834546
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SHA256
2f8ee0365d85b25f9891a6347a0f87d001dec8c0e200c9cbdfada2a26477220b
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SHA512
fb3e654597cda37f3749844cad7b58affbafe9fa6dfbb9b0d063a3c3031fe382642ccb6c68a398867cb7881202387b8c8ae51ef05e2b789dcf623bead3bc38dc
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SSDEEP
6144:DKpbdrHYrMue8q7QPX+5xtFEdi8/dg/ThvsiKIjvl5fd1Xh8rsoX/w/0Y:ghEXs5fXR8rsNT
Malware Config
Extracted
http://servidorcarlosydavid.es/wp-admin/jkNPgHxNjF/
https://gmo-sol-p10.heteml.jp/includes/UoJMgYAc1EES/
https://iashanghai.cn/z/Z1PG6ulBh20plss/
https://www.pasionportufuturo.pe/wp-content/HkUfvw0xuCy5/
http://dmdagents.com.au/vqwbgz/CL4Bo4C4VS0deg/
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 2556 4700 regsvr32.exe 82 -
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 4700 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4700 EXCEL.EXE 4700 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE 4700 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4700 wrote to memory of 2556 4700 EXCEL.EXE 96 PID 4700 wrote to memory of 2556 4700 EXCEL.EXE 96 PID 4700 wrote to memory of 2556 4700 EXCEL.EXE 96
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\2f8ee0365d85b25f9891a6347a0f87d001dec8c0e200c9cbdfada2a26477220b.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:4700 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2556
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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
Filesize3KB
MD50993562b86561cff748b4979261714e6
SHA10a781cc1d4232891f0dd5108d9bbf485364b8244
SHA256025af997364948e68743a409c0c2b87d7fc89bda4eefce26d053f4cab4132753
SHA512426067ab3691a7b7996547e9174e34b50989e775e51e58b69a22320ad5aa24750360b36f6d6ad309694e326dabd4362ebaef60ca4985548363c8563a35ce13ef
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Filesize
45KB
MD50cfe08d0b76f6c16d79dffcb527d94bb
SHA160d63b9a567e6d1df9b0527ae21b1cd4c767bd8b
SHA256f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d
SHA51203852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb