Analysis
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max time kernel
150s -
max time network
117s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
04-05-2021 22:28
Static task
static1
Behavioral task
behavioral1
Sample
d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe
Resource
win10v20210410
General
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Target
d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe
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Size
6KB
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MD5
aef1d900df89b1686a1d6aac7799c9ae
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SHA1
b1914f992d5405a3896e2e0a378f6c40d9e8dad9
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SHA256
d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9
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SHA512
57ffaaf71423c9497dacf27be6ac772f2685886690d82a454a772f01a68127a22807adf6917517c171914c6b4fb88e568c7f9478b044b899a287ced0054478a6
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
pid Process 2080 szgfw.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 3984 wrote to memory of 2080 3984 d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe 75 PID 3984 wrote to memory of 2080 3984 d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe 75 PID 3984 wrote to memory of 2080 3984 d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe"C:\Users\Admin\AppData\Local\Temp\d5e4dc90ffbfee81e3c07952bd03c3fe0f29003d8c42acefffddf481f5c970e9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:2080
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