Analysis
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max time kernel
148s -
max time network
151s -
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 22:05
Behavioral task
behavioral1
Sample
e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.xls
Resource
win10v2004-20241007-en
General
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Target
e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.xls
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Size
45KB
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MD5
efbc36b75d36a1a05f9893d95c52a960
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SHA1
ec041f3743b7ba61afec35329b5a6d2a97087bbf
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SHA256
e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb
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SHA512
a28ec256326a27d9d2298906c71a72a68dab1a5296c4c0ecfa0b54da94e53a17563c2f3bc15edcf8b991a9a834cf1641886df95cb2ea33f99a75bc7d6a3eecb1
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SSDEEP
768:bkPKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgAPVdtWgojJcFDqCRt6vuVUeJl1:bsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dd
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.
Processes:
regsvr32.exedescription pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2812 4808 regsvr32.exe 82 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEpid Process 4808 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid Process 4808 EXCEL.EXE 4808 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
Processes:
EXCEL.EXEpid Process 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE 4808 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EXCEL.EXEdescription pid Process procid_target PID 4808 wrote to memory of 2812 4808 EXCEL.EXE 92 PID 4808 wrote to memory of 2812 4808 EXCEL.EXE 92
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\e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.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:4808 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe ..\xdwno.ocx2⤵
- Process spawned unexpected child process
PID:2812
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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
MD552958c69213656283ddc4e90d29a524b
SHA16f9f3964afb61d37bdd176bf043739b41ffb9068
SHA25683c6af0696d5bc901876ca45637fb9364621984e0408ac95bb68e2e16c63e597
SHA512d46482d2c156deab0ec8f7acbd898b004617d23546498585607c855dca2a8b009829bfa1215827fce5dacde9c909d91cafe3a006330473d2480bc52968d46c89
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Filesize
25KB
MD58cd3c109905ddb9afe61a50b08309b04
SHA1e102c758a1df661078e4f94daa92547aeb438126
SHA256f531beb78f404dce76f46154b9a79744d3b6341f30cc42edd2b83ab69c154d20
SHA5129720ca0830540ea301f907568e6607d32766b95a08e2589f9d27c4cecaba78b044c19bfbfa755614da715a7bb7586836d8453c34f2852f5222584fb61be80b57