General
- Target ltspice-26.0.2.1-installer.exe
- Size 2.0MB
- Sample260811-dqcxwseq7y
- SHA256 5448655d7ac10388c2673768f3127b376d33d8d141de408ef94514db6f14563c
- MD5 6be0557469fc8cfcc51b92fa2913109a
- SHA1 576571d29a2f23da2bf572710d06c3c17aabb4fd
- SHA512 0a192a522e3ba40b6e3fab205a7cf3884169542537f0cb8f12b0e2a011ae21f9924261e1781f3d9ce5d698fe2d9b01010cd506d1bef461359bfc0005778c3c61
- SSDEEP 49152:vuI2h0919WRHcTeynRkfg7ve+AhrWzOU2:v5O0919WR8zaQe+UrEOU2
- TLSH T1ECA5D03FB28B653EE06E5A3A7A72E110583B7A6165138C5696F4C88CCF254701E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
ltspice-26.0.2.1-installer.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target ltspice-26.0.2.1-installer.exe
- Size 2.0MB
- SHA256 5448655d7ac10388c2673768f3127b376d33d8d141de408ef94514db6f14563c
- MD5 6be0557469fc8cfcc51b92fa2913109a
- SHA1 576571d29a2f23da2bf572710d06c3c17aabb4fd
- SHA512 0a192a522e3ba40b6e3fab205a7cf3884169542537f0cb8f12b0e2a011ae21f9924261e1781f3d9ce5d698fe2d9b01010cd506d1bef461359bfc0005778c3c61
- SSDEEP 49152:vuI2h0919WRHcTeynRkfg7ve+AhrWzOU2:v5O0919WR8zaQe+UrEOU2
- TLSH T1ECA5D03FB28B653EE06E5A3A7A72E110583B7A6165138C5696F4C88CCF254701E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Downloads MZ/PE file
-
Uses Session Manager for persistence
Creates Session Manager registry key to run executable early in system boot.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Checks for any installed AV software in registry
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
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
2Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1