General
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Target
8c3e2e06c7066b6ed3a2ff508edb72d0_NEAS
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Size
3.6MB
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Sample
240507-p5ln5age7y
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MD5
8c3e2e06c7066b6ed3a2ff508edb72d0
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SHA1
8a573c070f0df71fd974b8f2f916bfa7f6e5e2f5
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SHA256
c203fd3dd03e5867f708710b709d74c2dd90c8824b1b8d41b1965b1895f53d5e
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SHA512
a205c3af616773680325a2e3883a570e738cbdd52f74b85d48ea5f35196d85f6d6ced7c2947f6ab2c5468484f6bdf948e5043126d0d08046b2fac13333775f12
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SSDEEP
49152:ksgY1bXNn4iM1mo7JFAU9YfLxd4cY1DJmXTHX1bLu1LriJzf64iVDJEG:5gwrNn4Yo7Lefb4cY1DY5bL4Lrc7NaJF
Static task
static1
Behavioral task
behavioral1
Sample
8c3e2e06c7066b6ed3a2ff508edb72d0_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8c3e2e06c7066b6ed3a2ff508edb72d0_NEAS.exe
Resource
win10v2004-20240419-en
Malware Config
Targets
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Target
8c3e2e06c7066b6ed3a2ff508edb72d0_NEAS
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Size
3.6MB
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MD5
8c3e2e06c7066b6ed3a2ff508edb72d0
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SHA1
8a573c070f0df71fd974b8f2f916bfa7f6e5e2f5
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SHA256
c203fd3dd03e5867f708710b709d74c2dd90c8824b1b8d41b1965b1895f53d5e
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SHA512
a205c3af616773680325a2e3883a570e738cbdd52f74b85d48ea5f35196d85f6d6ced7c2947f6ab2c5468484f6bdf948e5043126d0d08046b2fac13333775f12
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SSDEEP
49152:ksgY1bXNn4iM1mo7JFAU9YfLxd4cY1DJmXTHX1bLu1LriJzf64iVDJEG:5gwrNn4Yo7Lefb4cY1DY5bL4Lrc7NaJF
Score10/10-
Modifies visiblity of hidden/system files in Explorer
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
1