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
19/11/2024, 11:12
Behavioral task
behavioral1
Sample
d36ad05aac6706eaec73632a797b4c6833e3ea1f9b607ac0801637670550e0db.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d36ad05aac6706eaec73632a797b4c6833e3ea1f9b607ac0801637670550e0db.xlsm
Resource
win10v2004-20241007-en
General
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Target
d36ad05aac6706eaec73632a797b4c6833e3ea1f9b607ac0801637670550e0db.xlsm
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Size
46KB
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MD5
927be3c113bdce59bdd341c6cfaee7a0
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SHA1
8c296975cb618bda1e4d86f6592581341539bd9b
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SHA256
d36ad05aac6706eaec73632a797b4c6833e3ea1f9b607ac0801637670550e0db
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SHA512
898cd33df2827612c8561e0fa788dc8f9351c59de4bbb209337cc2e48a91067f454338973841d0f490bf5f9abbf382c7d2efc5e085759b4ea18586cb4eceb3f2
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SSDEEP
768:2o9DOevZCwrvtOzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+Uh0VPPDks:2o9D+tT5fTR4Lh1NisFYBc3cr+UqVnDZ
Malware Config
Extracted
http://dan-bau.com/wp-includes/css/dist/h2plh7xZso/
https://advisereviews.com/wp-content/2NyZZiJ6KEzPPrbx/
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 372 1312 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 1312 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1312 EXCEL.EXE 1312 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1312 wrote to memory of 372 1312 EXCEL.EXE 91 PID 1312 wrote to memory of 372 1312 EXCEL.EXE 91 PID 1312 wrote to memory of 372 1312 EXCEL.EXE 91
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\d36ad05aac6706eaec73632a797b4c6833e3ea1f9b607ac0801637670550e0db.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:1312 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\aew.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:372
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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
MD5d4b23fbedc3e7a8bc977a690e2cf14a4
SHA1a0f6765671aa4549fcec7b94a63c26d9669a0d6b
SHA256d160f4951329c1a8f8537c7572e91710368c7b361a420bff5fe973ba0081b591
SHA5129e6185fd8ada06fc08abff7280fdf0de9e709928405cce7062ea70b5d0e6b87dac3693ef8da78384da1b4f93dbc7fde9404673a2a4790b04cdb66a6b5dace75c
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Filesize
1KB
MD51326c16a18441423830933fbb3a6a290
SHA1d62b5f0ec9ae7a82209938c347311519b9fc1084
SHA2563bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf
SHA5122b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528