General
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Target
NohBoard.exe
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Size
834KB
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Sample
240428-s9554sbb65
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MD5
b7b5bf53f5394400acdc6f3c04130227
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SHA1
606be1bfdc944732e2f31f555180e7adc86db301
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SHA256
8df2babaa8c93c6012f7474a019854c1ac6cdada88a4a4e9c5a8c6e593efe70d
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SHA512
9d1d8cbf4c7af84b70b45d071d049fb01a9fbaf21f2b3d7915e90dc8097f03933d89c1fb5a5595894efb1345a9993dd4b413df605de887ee3a80c2c4cc488472
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SSDEEP
6144:3bUk4w/ECvdaOrjUbqDXsIv1YAydSSq+xp+OJYuelZFel6:rUG/EC7HUbdI90o9j
Static task
static1
Malware Config
Targets
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Target
NohBoard.exe
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Size
834KB
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MD5
b7b5bf53f5394400acdc6f3c04130227
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SHA1
606be1bfdc944732e2f31f555180e7adc86db301
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SHA256
8df2babaa8c93c6012f7474a019854c1ac6cdada88a4a4e9c5a8c6e593efe70d
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SHA512
9d1d8cbf4c7af84b70b45d071d049fb01a9fbaf21f2b3d7915e90dc8097f03933d89c1fb5a5595894efb1345a9993dd4b413df605de887ee3a80c2c4cc488472
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SSDEEP
6144:3bUk4w/ECvdaOrjUbqDXsIv1YAydSSq+xp+OJYuelZFel6:rUG/EC7HUbdI90o9j
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Downloads MZ/PE file
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Modifies Installed Components in the registry
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Sets file execution options in registry
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Executes dropped EXE
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Loads dropped DLL
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Registers COM server for autorun
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops desktop.ini file(s)
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtCreateThreadExHideFromDebugger
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4Browser Extensions
1Privilege Escalation
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4