General
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Target
4f6a5083a2497e6ad6d1cde6f27454f2930c084458d0cd8f9226d67259925276
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Size
781KB
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Sample
211019-xhyzyagcg3
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MD5
c01aa2dc07e3c71453b3526ba5c3a12b
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SHA1
a02c037b8ab1fb0e47b582fc2b4343c27b47fcb5
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SHA256
4f6a5083a2497e6ad6d1cde6f27454f2930c084458d0cd8f9226d67259925276
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SHA512
ab37ca47ffbf4a7096319ab501b26d645f787c6751c09fd3301dec474845d85371ff9bf842cf72b8c6c820200cbbac3626d8f0e9f8027cb2c22b13e18e9e14b7
Static task
static1
Behavioral task
behavioral1
Sample
4f6a5083a2497e6ad6d1cde6f27454f2930c084458d0cd8f9226d67259925276.exe
Resource
win10-en-20210920
Malware Config
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Extracted
djvu
http://rlrz.org/fhsgtsspen6
Targets
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Target
4f6a5083a2497e6ad6d1cde6f27454f2930c084458d0cd8f9226d67259925276
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Size
781KB
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MD5
c01aa2dc07e3c71453b3526ba5c3a12b
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SHA1
a02c037b8ab1fb0e47b582fc2b4343c27b47fcb5
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SHA256
4f6a5083a2497e6ad6d1cde6f27454f2930c084458d0cd8f9226d67259925276
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SHA512
ab37ca47ffbf4a7096319ab501b26d645f787c6751c09fd3301dec474845d85371ff9bf842cf72b8c6c820200cbbac3626d8f0e9f8027cb2c22b13e18e9e14b7
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Detected Djvu ransomware
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Vidar Stealer
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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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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