General
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Target
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1
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Size
424KB
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Sample
240407-26kjnshd3s
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MD5
adde7a82f57387410210b34ebce305ca
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SHA1
416e571e09e4a713f5b8ea33a5b64da9990e1a17
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SHA256
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1
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SHA512
9aac8f21198c1e838cf4a6b69ff17f3b714ab72fa452ff001e02e5546a3d9cf68bc4848a2a59e7e7effb88f522aab82767d0740b6359bbf7bf927ef4e31968b2
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SSDEEP
3072:nQC+GXgmYA/npA+fkBEcBoUTqp8YVE83jy11BGWjyLmar5FCO3ztKSwni9JCa2i:nQqgmYA/npAJBBo4q2YXAyL1L3BYq
Behavioral task
behavioral1
Sample
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1
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Size
424KB
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MD5
adde7a82f57387410210b34ebce305ca
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SHA1
416e571e09e4a713f5b8ea33a5b64da9990e1a17
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SHA256
8bcf0943abd7860c3d5790969643cfb62da770db1c45bccdf69a71f6cfbc61c1
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SHA512
9aac8f21198c1e838cf4a6b69ff17f3b714ab72fa452ff001e02e5546a3d9cf68bc4848a2a59e7e7effb88f522aab82767d0740b6359bbf7bf927ef4e31968b2
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SSDEEP
3072:nQC+GXgmYA/npA+fkBEcBoUTqp8YVE83jy11BGWjyLmar5FCO3ztKSwni9JCa2i:nQqgmYA/npAJBBo4q2YXAyL1L3BYq
Score9/10-
Detects executables containing base64 encoded User Agent
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UPX dump on OEP (original entry point)
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1