Analysis
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max time kernel
195s -
max time network
201s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
30-11-2022 18:26
Behavioral task
behavioral1
Sample
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe
Resource
win7-20220812-en
General
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Target
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe
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Size
144KB
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MD5
dec76f7277a6e33411bbfd7c1fdb045b
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SHA1
6868b92bbd33140bc60811fc3ccb3dec99eea111
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SHA256
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944
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SHA512
af161eb49159e829a7f17ab6a10162a88c60b830d3bba1914409a7e902245bcc3955fec0777a26b0fc35fac73410239b6bde8161bf4c6f49f58787d29213702f
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SSDEEP
1536:zccDTGzg/RnqyACg2uHtdDaxlrxdp9ABRhi6/rDRoKCt5t1Y+ugCiL:dDKzgpACg/7axlrxdQBfi6/rot5t4kL
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: RenamesItself 1 IoCs
Processes:
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exepid process 5028 c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exeflowsound.exedescription pid process target process PID 3136 wrote to memory of 5028 3136 c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe PID 3136 wrote to memory of 5028 3136 c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe PID 3136 wrote to memory of 5028 3136 c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe PID 5000 wrote to memory of 4716 5000 flowsound.exe flowsound.exe PID 5000 wrote to memory of 4716 5000 flowsound.exe flowsound.exe PID 5000 wrote to memory of 4716 5000 flowsound.exe flowsound.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe"C:\Users\Admin\AppData\Local\Temp\c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944.exe--e6480d5c2⤵
- Suspicious behavior: RenamesItself
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C:\Windows\SysWOW64\flowsound.exe"C:\Windows\SysWOW64\flowsound.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\flowsound.exe--17d0d5972⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3136-132-0x00000000006D0000-0x00000000006E1000-memory.dmpFilesize
68KB
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memory/3136-134-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4716-140-0x0000000000000000-mapping.dmp
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memory/4716-141-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/4716-143-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/5000-138-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/5000-139-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/5028-133-0x0000000000000000-mapping.dmp
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memory/5028-135-0x0000000000590000-0x00000000005A1000-memory.dmpFilesize
68KB
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memory/5028-136-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/5028-137-0x0000000000400000-0x0000000000425000-memory.dmpFilesize
148KB
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memory/5028-142-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB