General
- Target utorrent_installer.exe
- Size 2.1MB
- Sample260722-pemthavalc
- SHA256 6f9b9d4f8153f48e80ddcfa6385ae6f921f52616309e060c23cf0ad483fd3597
- MD5 714ada893ae14b670988102df301bb95
- SHA1 40a3a72e5aeb291ffbee4693ea0f9fbcfd4a98bd
- SHA512 2d92b4700202b2521293082b501031d5a2658c1eba928c2cdb9a9f2d3dfbdbc4ac2663351bec22f619bd98ab5ee44903f4ae1dcc10719d3500d6fac117d95172
- SSDEEP 24576:bXNrSLScusMmOvjjhzvLJyfRIBA1VeQ/+g0Fi4ETLRXuFU6zj8GXYL5GfrIwiCZh:YuI2hU1l+g0Fi4cRXMsm4MfrIpCqC
- TLSH T1B8A5CF3BB28B753EE06A5A3A7A76E210583F7E6165134C06D6E4D84CCF350B01E3E796
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
utorrent_installer.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
utorrent_installer.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target utorrent_installer.exe
- Size 2.1MB
- SHA256 6f9b9d4f8153f48e80ddcfa6385ae6f921f52616309e060c23cf0ad483fd3597
- MD5 714ada893ae14b670988102df301bb95
- SHA1 40a3a72e5aeb291ffbee4693ea0f9fbcfd4a98bd
- SHA512 2d92b4700202b2521293082b501031d5a2658c1eba928c2cdb9a9f2d3dfbdbc4ac2663351bec22f619bd98ab5ee44903f4ae1dcc10719d3500d6fac117d95172
- SSDEEP 24576:bXNrSLScusMmOvjjhzvLJyfRIBA1VeQ/+g0Fi4ETLRXuFU6zj8GXYL5GfrIwiCZh:YuI2hU1l+g0Fi4cRXMsm4MfrIpCqC
- TLSH T1B8A5CF3BB28B753EE06A5A3A7A76E210583F7E6165134C06D6E4D84CCF350B01E3E796
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
-
Loads dropped DLL
-
Adds Run key to start application
-
Checks for any installed AV software in registry
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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.
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
1Virtualization/Sandbox Evasion
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1