Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2024 00:25
Behavioral task
behavioral1
Sample
d56a8642e08b7e0c36dc2c00e773412db00c752e84c1447b0dc2aa4961c68c34.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
d56a8642e08b7e0c36dc2c00e773412db00c752e84c1447b0dc2aa4961c68c34.xlsm
Resource
win10v2004-20241007-en
General
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Target
d56a8642e08b7e0c36dc2c00e773412db00c752e84c1447b0dc2aa4961c68c34.xlsm
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Size
74KB
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MD5
f9297a6464f4692245b7f4c0163b25c5
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SHA1
81989e43f6345f371837cdbee8ef36f59b2d020e
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SHA256
d56a8642e08b7e0c36dc2c00e773412db00c752e84c1447b0dc2aa4961c68c34
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SHA512
0477e059d80972d4e516f71212d2bd64db410552ce6b14c64d50a76bb002cd9fc4debafc841583c2e7b812d2c678f81a5abc58d16845efb1a07b260e244dae04
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SSDEEP
1536:GuSto0NSVUINwtzLT7OMuuAe0yOcfpXZGsM9VIzEA:AtzSmICpH7OZuvZGsMo
Malware Config
Extracted
https://thesparklezbox.com/wp-admin/kFkWN/
https://herbtytox.com/wp-admin/dq/
http://www.asyadegirmen.com/Template/nEMRY55nQgF/
https://westthamesphysio.com/blog/D8AAkEyZ7u/
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 3256 3396 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 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 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 3396 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3396 EXCEL.EXE 3396 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE 3396 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3396 wrote to memory of 3256 3396 EXCEL.EXE 92 PID 3396 wrote to memory of 3256 3396 EXCEL.EXE 92 PID 3396 wrote to memory of 3256 3396 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\d56a8642e08b7e0c36dc2c00e773412db00c752e84c1447b0dc2aa4961c68c34.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:3396 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\rds.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:3256
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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
MD57552ad800c47ce38ff2502e826cefe6b
SHA167258361ec74f1575470a3e78cbae8000327c1c1
SHA2564224610b0e92f01c6c7c2655d7029e7933fe00fbb90ae9f5d05f153c83375a76
SHA512a9d1c575a225e5add9ba3a94517b509833dbb961b6b18817d2e11b82b6b457c5be192122dfeb075b6ce94c77001f404da94d1649d0dc628b95e9f7c3df70d7a0
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Filesize
966B
MD51a8978d9d37041fe0089728cd6c23233
SHA1f0485019f25ee50bb77f23081a8964e28e56cfb2
SHA25687a97454942b85b5afc9cb9733bb7ce96cdf3422f6bfc95823f8edf6b2e2c607
SHA5129ea43ede1eab73d3ac65bc3e9c13836c51d768daf5e300a0f57a26c0ca9cb2655455e5731664a92c969520dc05f7c71292d6a947405e06c2b1f88a399cd8d42b