Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
13-03-2024 22:35
Behavioral task
behavioral1
Sample
2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe
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Size
149KB
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MD5
d97fc12904d6efb0a3558fbd2d967b55
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SHA1
2bbab5806351d0a400ce8fef9bbebcc8570f3c00
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SHA256
ebe768be9e6fe8eace7f709e123d8b07104743c43cdeb79846ae8c8f8d290a50
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SHA512
6a8cf7330e8a0ccbfa61a4c27ac02a42232baffc7c0108f610a877621c0567934f02e39722c369a0735a259f0c4f8c5cb071866c792a653c872b78aa00b101ef
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SSDEEP
3072:lx8tFg8hlax0xd5RN7IDihOY7n7zZGEDpqlM/7QWezpf8jWH8cx:l0FgOl5qOYY7JHDgiTQGjWH8cx
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/3004-0-0x0000000000400000-0x0000000000429000-memory.dmp family_lockbit -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2100 3004 WerFault.exe 2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exedescription pid process target process PID 3004 wrote to memory of 2100 3004 2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe WerFault.exe PID 3004 wrote to memory of 2100 3004 2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe WerFault.exe PID 3004 wrote to memory of 2100 3004 2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe WerFault.exe PID 3004 wrote to memory of 2100 3004 2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-13_d97fc12904d6efb0a3558fbd2d967b55_lockbit.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 882⤵
- Program crash
PID:2100
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