General
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Target
https://github.com/Endermanch/MalwareDatabase
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Sample
240930-gxjksszfmn
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Endermanch/MalwareDatabase
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
https://github.com/Endermanch/MalwareDatabase
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InfinityLock Ransomware
Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.
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Modifies visibility of file extensions in Explorer
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Renames multiple (66) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
5Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1