General
- Target 76416b238ccc0a57e5a350624a668618bfba075f0f1f88e084b31f71ee4a1ad1
- Size 3.3MB
- Sample260813-cdc7fszbrh
- SHA256 76416b238ccc0a57e5a350624a668618bfba075f0f1f88e084b31f71ee4a1ad1
- MD5 ec5f0f72ca0ca10b9b880ac53df894e5
- SHA1 28edc19065aeb9f26b346ca8f30e3ec6a9249568
- SHA512 1617c20f14b1623277d11fea69af4d23cdc28df98ddc4301a2101f31f149f25c2b0431ee5a8969a792f703f1ea458ae22361a0dfacf3c89b99d835492be81b18
- SSDEEP 98304:+Qx0MKcscw/RkqjKj/PsLbv8/loG+zjgio+UhgcdsJkccLaEZI3AGZXJe2nV+ok:txHVaHgW8lcggisHcWEy3AUZz+ok
- TLSH T123F533EFA11D9E77E4E052FAAEBB80430BD115F70BCA35215A0469D34E26A2DB1F0F54
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
install_sint016.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
install_sint016.exe
Resource
win11ltsc2024-20260710-en
Malware Config
Targets
-
- Target install_sint016.exe
- Size 40.7MB
- SHA256 d71abd7c4df0e1b93d1545dd2d281c4fd488b6c944fcffe2afedcc2d4a9ff9a7
- MD5 d079e2c72a931bde9740b655c9592935
- SHA1 af4b5c464132c57eb474321b5d12b8d12275a91b
- SHA512 b73ad70608601b2b3e218c1d59e2de3e3d6bc61ff8f64d0adeeb8110736b91e68dc6fe13ed8e99a080c102bc5309a9051962f0955d802aa9c9556f6cd4fd8bbd
- SSDEEP 49152:HJXVSCM39nmT5ocV1Nxst3ZbypRxG80FfElQ+XwxhxuhSnY53G3SrXJAdrFejntn:Hu/9nmHZLxG80DuKA3XAD8ntZfh6fgCQ
- TLSH T197974C02F7054AAFE07A9234489B8F61E335D8B146B1937723F55B2C1EEF34C4EA6964
- MD5 SHA1 SHA512 SSDEEP TLSH
-
UAC bypass
-
Windows security bypass
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Drops file in Drivers directory
-
Modifies RDP port number used by Windows
-
Possible privilege escalation attempt
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Disables service(s)
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Adds Run key to start application
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Indicator Removal: Clear Persistence
Clear artifacts associated with previously established persistence like scheduletasks on a host.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3PowerShell
2Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Screensaver
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Screensaver
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
2Disable or Modify Tools
2Indicator Removal
1Clear Persistence
1Modify Registry
5Subvert Trust Controls
2Install Root Certificate
2