Analysis
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max time kernel
137s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
08/02/2023, 18:48
Behavioral task
behavioral1
Sample
LB3_pass.exe
Resource
win7-20220812-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
LB3_pass.exe
Resource
win10v2004-20221111-en
3 signatures
150 seconds
General
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Target
LB3_pass.exe
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Size
149KB
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MD5
43e05ce9ffcf4948d7ee11ff17d5a596
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SHA1
13d714a431fac8572b3e2b63f65fb067fd145293
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SHA256
87184bbef239d3062c4af872fc5b43fb79622ce2e0c6072e40e3c3622b0e52d9
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SHA512
1319c80c5bb77f046dc0fc2af8c669cceb5c80c3f633614da87c45918eef2eb58f8811e5617d32f9e8616d1b4ba48ae28ea81da84600afe5bafde6ae46d3fc27
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SSDEEP
3072:oltWxaOXKDIzkpN7anX/YhbtX0V+GFkofkGDgAIYkyRgD+Pdt9:IIxaOXKDIzqN7oXAdtkvFk2kGDw2DT9
Score
10/10
Malware Config
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
resource yara_rule behavioral2/memory/4920-132-0x0000000000400000-0x0000000000429000-memory.dmp family_lockbit -
Program crash 2 IoCs
pid pid_target Process procid_target 3636 4920 WerFault.exe 79 4348 548 WerFault.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\LB3_pass.exe"C:\Users\Admin\AppData\Local\Temp\LB3_pass.exe"1⤵PID:4920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 2762⤵
- Program crash
PID:3636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4920 -ip 49201⤵PID:4840
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 512 -p 548 -ip 5481⤵PID:4268
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 548 -s 17561⤵
- Program crash
PID:4348