Analysis
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max time kernel
133s -
max time network
139s -
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 15:06
Behavioral task
behavioral1
Sample
0d464cb146c0a1153054424b29be3f6c763951eb6b3109cde0faf6b973aecd42.xlsm
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
0d464cb146c0a1153054424b29be3f6c763951eb6b3109cde0faf6b973aecd42.xlsm
Resource
win10v2004-20241007-en
General
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Target
0d464cb146c0a1153054424b29be3f6c763951eb6b3109cde0faf6b973aecd42.xlsm
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Size
73KB
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MD5
9869f4ce6c602c661dbc68055103aa17
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SHA1
e19c08ee4db0b92dd3807c062dd32150abcf42e0
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SHA256
0d464cb146c0a1153054424b29be3f6c763951eb6b3109cde0faf6b973aecd42
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SHA512
375cd51a4297dbaae77bc05e39ede5d069172f00e0bb3bb694c523031a3d26b5b8737719b430bb23f0b42cba81abeb4171931b60d75538de38eca6011bdfb024
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SSDEEP
1536:2LgT1WiXSto0NSVUINwtzLT7OMuuAe0yOcfpXZGsMlV6BD:x1WiCtzSmICpH7OZuvZGsM0
Malware Config
Extracted
https://www.ankeoman.com/undercons_files/l88ETG/
http://atbiotique.com/images/Luf2JK8NAHSkvg3H83g/
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 184 1856 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 1856 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1856 EXCEL.EXE 1856 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE 1856 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1856 wrote to memory of 184 1856 EXCEL.EXE 87 PID 1856 wrote to memory of 184 1856 EXCEL.EXE 87 PID 1856 wrote to memory of 184 1856 EXCEL.EXE 87
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\0d464cb146c0a1153054424b29be3f6c763951eb6b3109cde0faf6b973aecd42.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:1856 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\ujg.dll2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:184
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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
Filesize671B
MD53f90b048dbfe1f39b67f32f6a0cc3046
SHA179436f45c16e29bf3a3dc07b0ef380565ccd564e
SHA256bd45f0f6e1cba19728626bf80a79b80c49edffbbd6d8db9537e9046264211759
SHA512609e1998cae1e41bb3b7a8a28c6c4cbf55f50092415fdc6da426935f69883f66a863c86e9cd4379102b9b7e08ee87e97e0c44e424f50fa6702e1d016b488205b
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Filesize
6KB
MD5c16ce81d99df3f8fcc14dee6884354cf
SHA17cbafe67db47973d52415430fcf7da87c0a6e9bf
SHA25646edae29f49b47f8cd66b3ac609ad698a9a832c83710d2c536d0e63efe292770
SHA512d8a7be3fff25e30f2c7362980b8018fdbaf87995918988a5ececd34fb2cd07580ce6c3318d8ac339483888796b721e2948b3937b712d11143221d76cd8cf6fc1