Analysis
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max time kernel
121s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
14-03-2024 04:22
Behavioral task
behavioral1
Sample
c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe
Resource
win10v2004-20240226-en
General
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Target
c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe
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Size
162KB
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MD5
612d76c9554ae70cb8596d4adc05e4d4
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SHA1
e93b5c6fc09c21fe63465416b1ec1e7487814531
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SHA256
c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de
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SHA512
f5bee2a4969c1e51c177454e4c10027cc048d596b3c9a6973d01e7a32a66c0e3bda3a6a98e06f68fde32bb4fcb9921d84bacd1a7933fa46c61d98738108f5e17
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SSDEEP
3072:1iohdPBTTUGSOUXYRZP+0Mp2MhlVykja0FpOhszCFFxiygqWA9BCgWszku1k:1i6KGuXYRh+9p2ilVTaJqCFLU8rzu
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/1964-0-0x0000000000400000-0x000000000042C000-memory.dmp family_lockbit -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1492 1964 WerFault.exe c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exedescription pid process target process PID 1964 wrote to memory of 1492 1964 c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe WerFault.exe PID 1964 wrote to memory of 1492 1964 c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe WerFault.exe PID 1964 wrote to memory of 1492 1964 c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe WerFault.exe PID 1964 wrote to memory of 1492 1964 c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe"C:\Users\Admin\AppData\Local\Temp\c6cf5fd8f71abaf5645b8423f404183b3dea180b69080f53b9678500bab6f0de.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 882⤵
- Program crash
PID:1492