Analysis
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max time kernel
139s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20/11/2024, 13:49
Behavioral task
behavioral1
Sample
a980cc66bc8428c6aeb061345e099d6e216b01319ec175d5a60259a63b72ffb7.xlsm
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a980cc66bc8428c6aeb061345e099d6e216b01319ec175d5a60259a63b72ffb7.xlsm
Resource
win10v2004-20241007-en
General
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Target
a980cc66bc8428c6aeb061345e099d6e216b01319ec175d5a60259a63b72ffb7.xlsm
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Size
46KB
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MD5
e40eb135f3d8dda844e02c669c3a841e
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SHA1
3ecf00ed4a4b5e4e331d19e64bca7d60123ecd6b
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SHA256
a980cc66bc8428c6aeb061345e099d6e216b01319ec175d5a60259a63b72ffb7
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SHA512
b560cf834bb9143fb2cbc157e0619591db0a31403751f84e17d975dbd10ce7eeb0431563ff951935a4d71aafa5f4662fbf78eca323c6bf41389da2cfc1f4b7ed
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SSDEEP
768:j5WHFKfQzXTmbfRzdDTKufT9nz0LTyY1NiMZFYpvrLeci3cr+UP6UCIHcX:jwF+OXabfFtT5fTR4Lh1NisFYBc3cr+z
Malware Config
Extracted
http://nataliapereira.com/wp-admin/pE8xYY3x6p/
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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2852 2548 regsvr32.exe 29 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 EXCEL.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2548 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2548 EXCEL.EXE 2548 EXCEL.EXE 2548 EXCEL.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31 PID 2548 wrote to memory of 2852 2548 EXCEL.EXE 31
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\a980cc66bc8428c6aeb061345e099d6e216b01319ec175d5a60259a63b72ffb7.xlsm1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\dw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2852
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD51326c16a18441423830933fbb3a6a290
SHA1d62b5f0ec9ae7a82209938c347311519b9fc1084
SHA2563bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf
SHA5122b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528