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
20/11/2024, 13:48
Behavioral task
behavioral1
Sample
5a4f22eb0f076f94a729dab9f36c523ee63060e10a3222e7cc9d5d40e18e6825.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5a4f22eb0f076f94a729dab9f36c523ee63060e10a3222e7cc9d5d40e18e6825.xls
Resource
win10v2004-20241007-en
General
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Target
5a4f22eb0f076f94a729dab9f36c523ee63060e10a3222e7cc9d5d40e18e6825.xls
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Size
110KB
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MD5
17930414c6d73cfd112a5a56b18fff41
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SHA1
3c861338632115d7f748299e4326d82ad25bd57d
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SHA256
5a4f22eb0f076f94a729dab9f36c523ee63060e10a3222e7cc9d5d40e18e6825
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SHA512
77332e2a14af9dd38a834af71b860587e995aaef7920fbc6ec457fdee1069004e2685c4f7591009350dca5e7b75f79d38a8cae16e6f9628125797634af3f3381
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SSDEEP
3072:VfKpbdrHYrMue8q7QPX+5xtekEdi8/dgVyVIBk6h2bsllScQjnx8:pKpbdrHYrMue8q7QPX+5xtFEdi8/dgVv
Malware Config
Extracted
https://duvarkagitlarimodelleri.com/42hhp/gZXakh7/
https://dolphinwavehavuzrobotu.com/wp-includes/RmCbvIKjjtlB3tabyPo/
http://animalsandusfujairah.com/wp-admin/JWO58zeUOwSI/
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 560 2180 regsvr32.exe 81 -
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 2180 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2180 EXCEL.EXE 2180 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE 2180 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2180 wrote to memory of 560 2180 EXCEL.EXE 88 PID 2180 wrote to memory of 560 2180 EXCEL.EXE 88 PID 2180 wrote to memory of 560 2180 EXCEL.EXE 88
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\5a4f22eb0f076f94a729dab9f36c523ee63060e10a3222e7cc9d5d40e18e6825.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:2180 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:560
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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
Filesize2KB
MD565aada412ccbd0a8ee4a37f7c98f41e5
SHA121b0c41b986e7876da83a1020d74b1644c177451
SHA2568c578c5ab4bfdfcaeed426f9b12abd5e38a9ffd451882974642136a0a66622b2
SHA512815f054a338888dba0b760fc25398e8354ef5ffacb28c2798b5319c67ee75273019e1f51a84f610f5f7cdfbf053edb33eebc46f5578d7f88be64bef5b22b2624
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Filesize
154KB
MD5861961ab8b41c5b30a061236e9500e91
SHA1a0ec85be8db5cb48796879150a086517073d6d47
SHA25676638e4f7850bb2bb514bad3454f54396f2bfc3114b309091eb8d2ee5a4da7d2
SHA512db78fc1a51e8a1532ca824ea4c1fa842112d7793ea985cbefae2db0a5dbed54913e3eee6b5cca67e6e7416e51d9f6efbfa7f024e2da677904cd5a3c1892d5522