Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/03/2024, 23:44
Behavioral task
behavioral1
Sample
b5f54e1f5a81fc1535338f4639da92c8.dll
Resource
win7-20240221-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
b5f54e1f5a81fc1535338f4639da92c8.dll
Resource
win10v2004-20240226-en
2 signatures
150 seconds
General
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Target
b5f54e1f5a81fc1535338f4639da92c8.dll
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Size
152KB
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MD5
b5f54e1f5a81fc1535338f4639da92c8
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SHA1
a86eaa9c724b02d41b833ad5260710418d4af0e1
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SHA256
f95ce6245cbe9518ddeb894a949fbe2a2549e94a8195c764bbcfb00d06f9e335
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SHA512
eeca429608ffca8e258af55a82ac2a8e198c33d9bc589a80183102541c215246a552ce6d4adce393496ea322aa3313c9a6fd57cff4fd052264ea73c59ad417bc
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SSDEEP
3072:aS4KxuCJUZkvM7nGrzoOYVBHXOnTTBftSyU/nPU9VC:FfTUZvGrkOYVlOnTTBltU/nPU9VC
Score
3/10
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2860 2320 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2180 wrote to memory of 2320 2180 regsvr32.exe 28 PID 2320 wrote to memory of 2860 2320 regsvr32.exe 29 PID 2320 wrote to memory of 2860 2320 regsvr32.exe 29 PID 2320 wrote to memory of 2860 2320 regsvr32.exe 29 PID 2320 wrote to memory of 2860 2320 regsvr32.exe 29
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\b5f54e1f5a81fc1535338f4639da92c8.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\b5f54e1f5a81fc1535338f4639da92c8.dll2⤵
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 3043⤵
- Program crash
PID:2860
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