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General
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Target
a1ad43760d7a2edb0f7fbc3b9cdc6e9e
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Size
387KB
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Sample
240224-mwhvrsac91
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MD5
a1ad43760d7a2edb0f7fbc3b9cdc6e9e
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SHA1
b55d0ccb64a65bd608dafd27d6d57bf6fdb49267
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SHA256
c40fe14a6a93721e76c9a11fa65e07509a91050c34287f822be74116e1635ed6
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SHA512
d92c2d970f7880b1179f9d5c22725b466bed45f92ec37efda6bf48cb47bc06bd64b7d0387876368f3df7c597214ba6178c30a79a99174bd522ef5e2abe6b6676
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SSDEEP
6144:gknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfC:FnNhuBoY8SorxgmA+nlvVlfC
Behavioral task
behavioral1
Sample
a1ad43760d7a2edb0f7fbc3b9cdc6e9e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a1ad43760d7a2edb0f7fbc3b9cdc6e9e.exe
Resource
win10v2004-20240221-en
Malware Config
Targets
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Target
a1ad43760d7a2edb0f7fbc3b9cdc6e9e
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Size
387KB
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MD5
a1ad43760d7a2edb0f7fbc3b9cdc6e9e
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SHA1
b55d0ccb64a65bd608dafd27d6d57bf6fdb49267
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SHA256
c40fe14a6a93721e76c9a11fa65e07509a91050c34287f822be74116e1635ed6
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SHA512
d92c2d970f7880b1179f9d5c22725b466bed45f92ec37efda6bf48cb47bc06bd64b7d0387876368f3df7c597214ba6178c30a79a99174bd522ef5e2abe6b6676
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SSDEEP
6144:gknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfC:FnNhuBoY8SorxgmA+nlvVlfC
Score10/10-
Modifies WinLogon for persistence
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Modifies security service
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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Disables use of System Restore points
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Sets file execution options in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
9