Analysis
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max time kernel
145s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 01:42
Static task
static1
Behavioral task
behavioral1
Sample
91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe
Resource
win11-20240508-en
General
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Target
91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe
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Size
932KB
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MD5
0d8af92c716952f614cc579532313f1f
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SHA1
39f036e16402c5a8521f224f2793c71f42387b88
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SHA256
91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852
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SHA512
7355e27521649cb164696c2b22ef2cef8732f23126fcd88a4440938f5152ceca1dcb17f1f34d588f13f36cd5034e38f7b7dd2e94d5debc692cc1630145ca3c4c
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SSDEEP
12288:MOQNMIt3+hioijxOcaGW/v7E+EfvnJUC2+6zI4cHkYaG6U5SqFS4609bCFrZd:LWMIMhiop+4wTfvT2dMINbU5zFQmUz
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1672 4252 WerFault.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe"C:\Users\Admin\AppData\Local\Temp\91e903b9fad76266ecdba9dffb7041127c7eb8983b56eae664bcebdbdcdaf852.exe"1⤵
- Writes to the Master Boot Record (MBR)
PID:4252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 7082⤵
- Program crash
PID:1672
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4252 -ip 42521⤵PID:2448