Analysis
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max time kernel
50s -
max time network
61s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-03-2023 11:00
Static task
static1
Behavioral task
behavioral1
Sample
d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe
Resource
win10-20230220-en
General
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Target
d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe
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Size
1.4MB
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MD5
788bb08e3afae7f5758baefc8a325fe7
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SHA1
125dd6727897022284375959143e7efd814612be
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SHA256
d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00
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SHA512
8b4ad3ccf336755ad57dd33adf514ade27a442dadb2e8161fe6d9d39a11a3761f11d02944891413928aaa56fed681114b91d554f06b686e433fcc3582ebf411f
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SSDEEP
24576:gJr8tE+gHqw1aCk23ExAbDBq0zNbbQ/oI6A0omFNqEAPL04VslE0cqHH29:gJ4NwEAbDtz6zV1gLAPQnEXqHO
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 2724 regsvr32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3588 wrote to memory of 2724 3588 d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe 66 PID 3588 wrote to memory of 2724 3588 d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe 66 PID 3588 wrote to memory of 2724 3588 d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe"C:\Users\Admin\AppData\Local\Temp\d66046171a8cdebd3ee999cb775e891ae838238f8dd21d4471a4cdfac6a62a00.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3588 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" 5AqOG4p.lAb /u /s2⤵
- Loads dropped DLL
PID:2724
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.2MB
MD58b193f35819120ddf43dd82edc4ed689
SHA145f6b05cfe7a523f6021a50cff0a435e8dc2ea53
SHA256d52fc8b24d38aed84d8b698fc99e7c6c0f52379f90d621ca0b1bae0744242a7c
SHA512df05dc828d6fb41522c6df3510cbca09b6f640be7708b1a25d4e688f80c89426c12b3a8e304b4bc25732a7ccd6836aed3555e3658a71a1ee58ac239cd8ea43b2
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Filesize
1.2MB
MD58b193f35819120ddf43dd82edc4ed689
SHA145f6b05cfe7a523f6021a50cff0a435e8dc2ea53
SHA256d52fc8b24d38aed84d8b698fc99e7c6c0f52379f90d621ca0b1bae0744242a7c
SHA512df05dc828d6fb41522c6df3510cbca09b6f640be7708b1a25d4e688f80c89426c12b3a8e304b4bc25732a7ccd6836aed3555e3658a71a1ee58ac239cd8ea43b2