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, 07:43
Behavioral task
behavioral1
Sample
b76bc5bf1ce2bc912fdf2f04d9bbd47b9901dd2914270feda73e095af58bb2ca.xlsm
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b76bc5bf1ce2bc912fdf2f04d9bbd47b9901dd2914270feda73e095af58bb2ca.xlsm
Resource
win10v2004-20241007-en
General
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Target
b76bc5bf1ce2bc912fdf2f04d9bbd47b9901dd2914270feda73e095af58bb2ca.xlsm
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Size
35KB
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MD5
ad7e57ce7858722b075f564d833ddbb6
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SHA1
9647196b09a97841d4b93e97e4e9c5d2fb1f4cb0
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SHA256
b76bc5bf1ce2bc912fdf2f04d9bbd47b9901dd2914270feda73e095af58bb2ca
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SHA512
b6613d3567c163c570e978270b860ac8054c9ddb74370c4dfdfaa55cc33c85efed9194216600aafe2cbb1da96941559624f60ae3ee06e07f66d52c37bdb61c22
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SSDEEP
768:xsmn9tnd5euAjOZpqcVbZYpoRuBlIiOKMArOoooooooooooooooooooooooooofS:xFtndguUOZZ1ZYpoQ/pMA6Kt
Malware Config
Extracted
https://dlqsclub.com/wp-content/uploads/8ST56kZvvQ/
https://blog.nilbt.com/wp-includes/Text/Diff/aleM3D/
https://idolevran.com/wp-admin/nKRqye7TwOjZVjvFib/
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 2704 2072 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 2072 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE 2072 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2072 wrote to memory of 2704 2072 EXCEL.EXE 94 PID 2072 wrote to memory of 2704 2072 EXCEL.EXE 94 PID 2072 wrote to memory of 2704 2072 EXCEL.EXE 94
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\b76bc5bf1ce2bc912fdf2f04d9bbd47b9901dd2914270feda73e095af58bb2ca.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\xdha.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2704
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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
MD545aef04c358d556edc9832c1a35e7907
SHA10da986bd53ccf7a130fa9f1d9554c46e85a53754
SHA256c7545a2b27a9564e3adf4150b7bde3c1eda97bf0c27fc41f39a6a63ff0994248
SHA512e20c882acf835c8fb1da3a4013699345f3f9e4432123048b7b341577bd4744f79a28cf5ef591b19e4445b5c230f3556f8262f493d2a79e42a9c86500f9d4cddc
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Filesize
114B
MD5e89f75f918dbdcee28604d4e09dd71d7
SHA1f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
SHA2566dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
SHA5128df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0