General
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Target
https://mega.nz/folder/B4tghDaB#XGa0qgFhhAeW_1hHC79Xlg
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Sample
221027-n85ezacae2
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://mega.nz/folder/B4tghDaB#XGa0qgFhhAeW_1hHC79Xlg
Resource
win7-20220812-en
9 signatures
600 seconds
Behavioral task
behavioral2
Sample
https://mega.nz/folder/B4tghDaB#XGa0qgFhhAeW_1hHC79Xlg
Resource
win10v2004-20220901-en
30 signatures
600 seconds
Malware Config
Targets
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Target
https://mega.nz/folder/B4tghDaB#XGa0qgFhhAeW_1hHC79Xlg
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Modifies system executable filetype association
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StormKitty payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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Registers COM server for autorun
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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 NtSetInformationThreadHideFromDebugger
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