General
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Target
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470
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Size
845KB
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Sample
240114-18d91adcgn
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MD5
b8b236e9fab508d1ed85fc4ad0843ef5
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SHA1
4366140de33fd27603f8aeb5f26d395e5d9a51c8
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SHA256
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470
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SHA512
fdb986be769977940c551d0d331c903879761802555fd8df9b82cc9740e28d8bbced1955bd786bee268e2bb4b3734e4ac415b29bcbf5da806b5095beb85c0f74
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SSDEEP
12288:slu4ya2xb/wGoF2YgLiGVC6q4ddtrRjmg8WW8GyeK7rX4IreBEM1/hjxq9:l464ZFHTGg6FxrFx8PyeK7rX86Aa9
Static task
static1
Behavioral task
behavioral1
Sample
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470.exe
Resource
win10-20231215-en
Malware Config
Extracted
djvu
http://habrafa.com/test1/get.php
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extension
.cdpo
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offline_id
Bn3q97hwLouKbhkQRNO4SeV07gjdEQVm8NKhg0t1
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payload_url
http://brusuax.com/dl/build2.exe
http://habrafa.com/files/1/build3.exe
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ransomnote
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Targets
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Target
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470
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Size
845KB
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MD5
b8b236e9fab508d1ed85fc4ad0843ef5
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SHA1
4366140de33fd27603f8aeb5f26d395e5d9a51c8
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SHA256
2976b9cc47bd3854337e3653128eec2ac18da76a93941b5cc0becd0ba4926470
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SHA512
fdb986be769977940c551d0d331c903879761802555fd8df9b82cc9740e28d8bbced1955bd786bee268e2bb4b3734e4ac415b29bcbf5da806b5095beb85c0f74
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SSDEEP
12288:slu4ya2xb/wGoF2YgLiGVC6q4ddtrRjmg8WW8GyeK7rX4IreBEM1/hjxq9:l464ZFHTGg6FxrFx8PyeK7rX86Aa9
Score10/10-
Detect Vidar Stealer
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1