Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
13-03-2024 02:28
Behavioral task
behavioral1
Sample
2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe
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Size
141KB
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MD5
367e87b63cbf1c91e51f0639821960e3
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SHA1
6c4aefc4ab911459407236ed31b4b91e0b4a6fc6
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SHA256
be724b31993e1514904115fb8e6a66d62cc8aa2a3d0906a068b6452619789d03
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SHA512
f4b6ba8967b8d771b4c55c9c07971e8639ee9c19d1e051a429645953a5f891164ab2e65ffc3bdc593a28d160dc8880275a86082ca3c13b9d322e33d67356b503
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SSDEEP
3072:V5bhbyvWTnVyg0u4RP02fk5/Kk6he84m+tyTMxYaUAOVDTU15+P+:rbhbwkcHuqP02MZ6vGtyTsYjAcTq5
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
Processes:
resource yara_rule behavioral1/memory/3064-0-0x0000000000400000-0x0000000000427000-memory.dmp family_lockbit -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1596 3064 WerFault.exe 2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exedescription pid process target process PID 3064 wrote to memory of 1596 3064 2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe WerFault.exe PID 3064 wrote to memory of 1596 3064 2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe WerFault.exe PID 3064 wrote to memory of 1596 3064 2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe WerFault.exe PID 3064 wrote to memory of 1596 3064 2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-13_367e87b63cbf1c91e51f0639821960e3_lockbit.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 882⤵
- Program crash
PID:1596
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