Analysis
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max time kernel
144s -
max time network
91s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
08/05/2024, 23:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
UACModuleSmokeLoader.exe
Resource
win7-20240215-en
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
UACModuleSmokeLoader.exe
Resource
win10v2004-20240426-en
2 signatures
150 seconds
General
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Target
UACModuleSmokeLoader.exe
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Size
932KB
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MD5
06a85389dd3f92a42ae852614b36ee95
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SHA1
177df421df6eaf77ce2d6363006bc3e05bf56d5f
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SHA256
47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c
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SHA512
da0fe0b5cdcc850947704b7b374eaf410ce6c65b806b258a3e66a8e3fff4fa1e8dcae18dc6ac5fae8fd545afac213c352b6dcef3b6f9ce48b993f5204ccd953e
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SSDEEP
12288:MOQNMIt3+hioijxOcaGW/v7EaEfvnJUC2+6zI4cHkYaG6U5SqFS4609bCFrZd:LWMIMhiop+4w/fvT2dMINbU5zFQmUz
Score
6/10
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 UACModuleSmokeLoader.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4224 5352 WerFault.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\UACModuleSmokeLoader.exe"C:\Users\Admin\AppData\Local\Temp\UACModuleSmokeLoader.exe"1⤵
- Writes to the Master Boot Record (MBR)
PID:5352 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5352 -s 6682⤵
- Program crash
PID:4224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5352 -ip 53521⤵PID:5708