General
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Target
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af.exe
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Size
8.4MB
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Sample
241121-eqel6ayme1
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MD5
23e7c44b93cb1b729d816de6e2800888
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SHA1
aa0d6d3655991fcc2bee30f2e4002150c3c08c7f
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SHA256
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af
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SHA512
78671a96f54348695f839199340cd4fa5f9816c0ab740c8492f877deba6bed3191407e3096f3bd107cde7e65cd12a15140222656c2f53f8d7ece6881ec456fb9
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SSDEEP
24576:L+O4Gq8ijgGfy8vWYT0Z3VTaLMo6e7h4su+A3uFDIU2lklx2yDUZFyn7ftR0K1ww:6hJgGfys0DTi7hhcGWn1ZBfY4KGrM
Static task
static1
Behavioral task
behavioral1
Sample
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af.exe
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Size
8.4MB
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MD5
23e7c44b93cb1b729d816de6e2800888
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SHA1
aa0d6d3655991fcc2bee30f2e4002150c3c08c7f
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SHA256
c53519ff0006a7b1a806fb8cac04e13fb6afa8ef4555a5e3079ac2b200d112af
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SHA512
78671a96f54348695f839199340cd4fa5f9816c0ab740c8492f877deba6bed3191407e3096f3bd107cde7e65cd12a15140222656c2f53f8d7ece6881ec456fb9
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SSDEEP
24576:L+O4Gq8ijgGfy8vWYT0Z3VTaLMo6e7h4su+A3uFDIU2lklx2yDUZFyn7ftR0K1ww:6hJgGfys0DTi7hhcGWn1ZBfY4KGrM
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Modifies WinLogon for persistence
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1