General
Static task
static1
URLScan task
urlscan1
Malware Config
Extracted
gcleaner
85.31.45.39
85.31.45.250
85.31.45.251
85.31.45.88
Targets
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Target
https://switch-roms.wixsite.com/roms/pokemon-escarlata-rom-xci-nsp
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GandCrab payload
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Modifies boot configuration data using bcdedit
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Contacts a large (574) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Installed Components in the registry
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Sets file execution options in registry
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Sets service image path in registry
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ACProtect 1.3x - 1.4x DLL software
Detects file using ACProtect software.
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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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Loads dropped DLL
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Modifies system executable filetype association
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Registers COM server for autorun
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Adds Run key to start application
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Checks for any installed AV software in registry
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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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Drops Chrome extension
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v6
Persistence
Bootkit
1Browser Extensions
1Change Default File Association
1Registry Run Keys / Startup Folder
5