General
- Target rat.exe
- Size 227KB
- Sample260802-d96z3stemc
- SHA256 6bfbb56169968fa990370473cf59620f4c8a18e0f5500491f6e5b62b4f11f3b0
- MD5 652728a30606900657c00b30103c881c
- SHA1 20c3c9e16e79372734b48b15300ad9b77d3082ed
- SHA512 4d69c51667d6dce170b2e6b3d718d35be8361ea54ccb84dbd780144a4f7572dfe2cddfa32157e5997c0f0df5ddab7ab7894857482be52718ddb392dc28026864
- SSDEEP 3072:Lpi3g6BaFKesUif3AshS2FqVEvM7UFkbLT7lckOXROYHAlUSZsW:Aw1KesJ3Asx4IFHAlUSZsW
- TLSH T17F34172B77970CFCC623C07A82A6D7716431F8240324AE6F5794DB336E61D945FAB928
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
rat.exe
Resource
win11-20260513-en
19 signatures
150 seconds
Malware Config
Targets
-
- Target rat.exe
- Size 227KB
- SHA256 6bfbb56169968fa990370473cf59620f4c8a18e0f5500491f6e5b62b4f11f3b0
- MD5 652728a30606900657c00b30103c881c
- SHA1 20c3c9e16e79372734b48b15300ad9b77d3082ed
- SHA512 4d69c51667d6dce170b2e6b3d718d35be8361ea54ccb84dbd780144a4f7572dfe2cddfa32157e5997c0f0df5ddab7ab7894857482be52718ddb392dc28026864
- SSDEEP 3072:Lpi3g6BaFKesUif3AshS2FqVEvM7UFkbLT7lckOXROYHAlUSZsW:Aw1KesJ3Asx4IFHAlUSZsW
- TLSH T17F34172B77970CFCC623C07A82A6D7716431F8240324AE6F5794DB336E61D945FAB928
- MD5 SHA1 SHA512 SSDEEP TLSH
Score9/10-
Enumerates VirtualBox registry keys
-
Looks for VirtualBox Guest Additions in registry
-
Disables RegEdit via registry modification
-
Disables Task Manager via registry modification
-
Looks for VMWare Tools registry key
-
Executes dropped EXE
-
Adds Run key to start application
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Drops desktop.ini file(s)
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
3