General
- Target DepotDownloader.exe
- Size 75.2MB
- Sample260419-by8nesbs2r
- SHA256 6281279efce8f1e20db9532a58e42382f81afb9e3827a8b965ffcb43fbe4531f
Malware Config
Targets
-
- Target DepotDownloader.exe
- Size 75.2MB
- SHA256 6281279efce8f1e20db9532a58e42382f81afb9e3827a8b965ffcb43fbe4531f
Score9/10Renames multiple (6142) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
Downloads MZ/PE file
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Adds Run key to start application
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Access Token Manipulation
1Create Process with Token
1Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Defense Evasion
Access Token Manipulation
1Create Process with Token
1File and Directory Permissions Modification
1Modify Registry
2Subvert Trust Controls
1SIP and Trust Provider Hijacking
1