Analysis
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max time kernel
147s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
08/05/2024, 22:50
Static task
static1
Behavioral task
behavioral1
Sample
d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe
Resource
win11-20240508-en
General
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Target
d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe
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Size
932KB
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MD5
8c5524cd6f10715bcb11e492b57378c7
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SHA1
b788b7a0534c99c58f03641026bf3553cc07511a
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SHA256
d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a
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SHA512
66a4354ce6d766091490846566dacf03fdd411e6f8fb1b599a9c7200c3346a25227df17ba2587f726ca27f5882c26223422dd4f6e56367e1c093145f6b5dfa87
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SSDEEP
12288:MOQNMIt3+hioijxOcaGW/v7E2EfvnJUC2+6zI4cHkYaG6U5SqFS4609bCFrZd:LWMIMhiop+4wbfvT2dMINbU5zFQmUz
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 d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4408 4464 WerFault.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe"C:\Users\Admin\AppData\Local\Temp\d8f45a8381576ff1f856fe3dee2ecdbb56dbf3b6fa4e671b6598f315b493a76a.exe"1⤵
- Writes to the Master Boot Record (MBR)
PID:4464 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 7802⤵
- Program crash
PID:4408
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 44641⤵PID:4736