Analysis
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max time kernel
53s -
max time network
75s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
29/12/2022, 00:40
Static task
static1
Behavioral task
behavioral1
Sample
5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe
Resource
win10-20220812-en
General
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Target
5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe
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Size
1.6MB
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MD5
fc6b519d999a1794a9f03e20f826c63c
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SHA1
e594b88bd0cec22bdfb04124b93dac32947018e7
-
SHA256
5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351
-
SHA512
ce714137bcd934b8e53f1fad53d0c4d631f41e36ccc77496044060375bf9e19d430371128e8168851db7aa9489e073bc59af79f4ca8b4db8b8e46265a337715e
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SSDEEP
49152:I/oSAlZ+8My3cHeuCF+HvF3rhKrQD89ecxv:I/ojROHeuCFgF7YED89/
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 4940 msiexec.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 2708 wrote to memory of 4940 2708 5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe 66 PID 2708 wrote to memory of 4940 2708 5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe 66 PID 2708 wrote to memory of 4940 2708 5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe"C:\Users\Admin\AppData\Local\Temp\5f753019678981d6ec366ff58eb0b31217c1bc4c3495c1165209d0ee89b47351.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\System32\msiexec.exe" /y .\tkXu4Aa.n2⤵
- Loads dropped DLL
PID:4940
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.5MB
MD5b17c462e94412450fe2f51270042fc57
SHA131486090a022c7324eaecbce180b8ab83c0fa463
SHA256f5e198abce5a306fd621978b027100343a6e54f1d9293d8998e5a901cc4eb69f
SHA51223bc4b7051b9eb7d50e979e8177b18d2edc30e10c9b0b8949d2c8c2ca4d27ebcff58653fb0460cb45ced21db0181a072abb7c0aef356d012fafee27d6855b7eb
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Filesize
1.5MB
MD5b17c462e94412450fe2f51270042fc57
SHA131486090a022c7324eaecbce180b8ab83c0fa463
SHA256f5e198abce5a306fd621978b027100343a6e54f1d9293d8998e5a901cc4eb69f
SHA51223bc4b7051b9eb7d50e979e8177b18d2edc30e10c9b0b8949d2c8c2ca4d27ebcff58653fb0460cb45ced21db0181a072abb7c0aef356d012fafee27d6855b7eb