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Analysis
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max time kernel
147s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
11/01/2024, 05:54
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe
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Size
46KB
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MD5
9f5c17b3ecb43ed5bfc31c23d87236a4
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SHA1
840a5ba15e5b20fce9f11f2c1f49e81be71622f1
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SHA256
c013abdac040232e8c320f5800003f43a393a255da7f37ceb494a811259d78fe
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SHA512
d91754bfccfaa3a7cf97cfb707fd5e9d758f068db53801bdcdde83c2521146809da7d8e26fe0e5e507abeaeb087a12fc101521507d3f7cc35e5e59251b771605
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3wwsR:X6QFElP6n+gJQMOtEvwDpjBZ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2156 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2656 2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2656 wrote to memory of 2156 2656 2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe 16 PID 2656 wrote to memory of 2156 2656 2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe 16 PID 2656 wrote to memory of 2156 2656 2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe 16 PID 2656 wrote to memory of 2156 2656 2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe 16
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-10_9f5c17b3ecb43ed5bfc31c23d87236a4_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:2156
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