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General
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Target
http://roblox.com
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Sample
250130-ykrt3ssrcj
Score
10/10
Malware Config
Targets
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Target
http://roblox.com
Score10/10-
Chimera
Ransomware which infects local and network files, often distributed via Dropbox links.
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Chimera Ransomware Loader DLL
Drops/unpacks executable file which resembles Chimera's Loader.dll.
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Chimera family
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Renames multiple (3280) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Office macro that triggers on suspicious action
Office document macro which triggers in special circumstances - often malicious.
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Executes dropped EXE
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s)
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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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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1