General
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Target
0de2359b17f08c6bb6c9dd20d2e61700013fa90bc63b813d5607ac6542cd0143
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Size
1.5MB
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Sample
240601-da6j9sga53
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MD5
f7b45cbe5a4df039f2d729d1dde6c230
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SHA1
9a672b8c2b8476a8ce4b9cbbcc6b34e92377bcec
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SHA256
0de2359b17f08c6bb6c9dd20d2e61700013fa90bc63b813d5607ac6542cd0143
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SHA512
4f57a7ca41062c53eab32034d33fc701a4ccbdc5cdab220da6d4c69c8db31f8b33a5dca4bec7a0ec69d7b7a68ec9c3fa6a9a5b4f9311ab280882b2f9834d13e7
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SSDEEP
49152:zMkoZbZEIJknPooB2L2bvTKVp5zjCiuEUWrPC8v:GHJIQ/sqjF5a8v
Behavioral task
behavioral1
Sample
22cdd8b1c569a17884bd5ab6d67a77ada1309b849775b3967a91111f3ab0e400.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
22cdd8b1c569a17884bd5ab6d67a77ada1309b849775b3967a91111f3ab0e400.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
22cdd8b1c569a17884bd5ab6d67a77ada1309b849775b3967a91111f3ab0e400.exe
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Size
1.9MB
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MD5
2a0c47d8f5e14cfda0437c59c57fbce9
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SHA1
a1c37d6d20049b2bc1a1db1d99b4f5b7fcd9c2b0
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SHA256
22cdd8b1c569a17884bd5ab6d67a77ada1309b849775b3967a91111f3ab0e400
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SHA512
790702639348c58c99dcf4bd35d3b47bd544c7e4cd43fab90b5643f2917e3549e8e92a09d7aea3fed05766c086bdecdadf70c392289c46dc667e69cde73595d5
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SSDEEP
24576:ZcIqg3pZ9Lbp1x5mMnbJ4ANfUAlkDd/2uUpET57RLGKETv/cyUM6MniOlsxvZBSg:3rhDbJ4dAlkpuuUpY57cKEr0a7iOyKc
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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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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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1