Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
14-03-2024 04:12
Behavioral task
behavioral1
Sample
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
Resource
win10v2004-20240226-en
General
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Target
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
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Size
149KB
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MD5
52bc4aeea814b362f8c8879d0ace5362
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SHA1
cf77e70a6ac7b87bd6c4faf45ed0f5c1bdb3519e
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SHA256
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697
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SHA512
b71298a6326e0c01f7c14a0918b86401decda9f3c0a3c31dc6d20bddc9279d618ae8c8e3f67cc2ff94958edb509e5555ceba0f444436e78ee788e4b865bb96ad
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SSDEEP
3072:xwKLL4bKdhBdCNAtAyhrJW23/qZgF02+1ul7bx2xher8vW+C3:6KfhaAtAwJWAqiN+EH2vC8vW+S
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/2792-0-0x0000000000400000-0x0000000000429000-memory.dmp family_lockbit -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2340 2792 WerFault.exe 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exedescription pid process target process PID 2792 wrote to memory of 2340 2792 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe WerFault.exe PID 2792 wrote to memory of 2340 2792 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe WerFault.exe PID 2792 wrote to memory of 2340 2792 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe WerFault.exe PID 2792 wrote to memory of 2340 2792 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe"C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 882⤵
- Program crash
PID:2340