Analysis
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max time kernel
148s -
max time network
154s -
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, 13:13
Behavioral task
behavioral1
Sample
1cd7290b27309bd0f73c33b824d6a224b77b33e30fca64425e384ff5a6bb4cc5.xls
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
1cd7290b27309bd0f73c33b824d6a224b77b33e30fca64425e384ff5a6bb4cc5.xls
Resource
win10v2004-20241007-en
General
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Target
1cd7290b27309bd0f73c33b824d6a224b77b33e30fca64425e384ff5a6bb4cc5.xls
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Size
45KB
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MD5
f319e3a15e736a0e27c33e2567180c78
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SHA1
cf1d93c856520144417023f1ba14f6f3a473ba86
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SHA256
1cd7290b27309bd0f73c33b824d6a224b77b33e30fca64425e384ff5a6bb4cc5
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SHA512
452fa23abf2efc351f448595eabc7bbdf3765514a4f6374d93f6c59a6e8a48c2b3f86293124364a393aa84f01ce7a38cf895751e8907e19f61617f461240c41c
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SSDEEP
768:bkPKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgAPVdtWgojJcFDqCRt6vuVUeJlV:bsKpb8rGYrMPe3q7Q0XV5xtezEsi8/d9
Malware Config
Extracted
https://fpd.cl/cgi-bin/83E0xgTMc/
https://el-energiaki.gr/wp-content/plugins/really-simple-ssl/testssl/serverport443/WUV5PJA/
https://www.manchesterslt.co.uk/a-to-z-of-slt/Ntrci3Ry/
http://contactworks.nl/layouts/fFxKZabh/
http://baykusoglu.com.tr/wp-admin/Y3sRBcOfZ34wg2sO/
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 1484 2664 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2664 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2664 EXCEL.EXE 2664 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE 2664 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2664 wrote to memory of 1484 2664 EXCEL.EXE 89 PID 2664 wrote to memory of 1484 2664 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\1cd7290b27309bd0f73c33b824d6a224b77b33e30fca64425e384ff5a6bb4cc5.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:2664 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe ..\xdwno.ocx2⤵
- Process spawned unexpected child process
PID:1484
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25KB
MD58cd3c109905ddb9afe61a50b08309b04
SHA1e102c758a1df661078e4f94daa92547aeb438126
SHA256f531beb78f404dce76f46154b9a79744d3b6341f30cc42edd2b83ab69c154d20
SHA5129720ca0830540ea301f907568e6607d32766b95a08e2589f9d27c4cecaba78b044c19bfbfa755614da715a7bb7586836d8453c34f2852f5222584fb61be80b57