General
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Target
http://nightmarestresser.net
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Sample
230702-dw9ttaae28
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://nightmarestresser.net
Resource
win10v2004-20230621-en
windows10-2004-x64
31 signatures
1800 seconds
Malware Config
Targets
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Target
http://nightmarestresser.net
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BadRabbit
Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
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InfinityLock Ransomware
Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Executes dropped EXE
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Loads dropped DLL
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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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Legitimate hosting services abused for malware hosting/C2
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Sets desktop wallpaper using registry
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Suspicious use of SetThreadContext
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