General
- Target 2d5a2f9400932e03f5f8f57233a4c18abf1229600bb124c9c1884c83d7a93e3a
- Size 5.8MB
- Sample260803-t2brzatard
- SHA256 2d5a2f9400932e03f5f8f57233a4c18abf1229600bb124c9c1884c83d7a93e3a
- MD5 ecb962530a87ebda4168f68676175702
- SHA1 927cb76e90ddbdc7e9950321e57b85db1bbfe49e
- SHA512 b5782c6dad6e3ecd91aa7d55bb3a890c6bb5e20ff93eec63a5bd7fbbb9d4548e9ad0c915a40a7a78fe51a16041cd146d545bee51d5cd6156c44c17cd51168190
- SSDEEP 98304:xVwDJyPuGvVMUku4/Uxa4k4pwxt/rTe+/xyywRLpgwCW4eRNpNfUy:xVwc3dMUku4/6tk4At/rp/xy1Nr/pNfv
- TLSH T1D85633E68845A8DA5823C5E1F05DA7053A1E81D69CAC7EC3BEDCB3845893BDB0579233
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
install_b6j017.msi
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
install_b6j017.msi
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target install_b6j017.msi
- Size 6.0MB
- SHA256 a4334144dad8b5b117eadf1e33533413385c5551eab97ee4b1959e60412ceba4
- MD5 c1b89a4c633077c85a72bd16ec3467f0
- SHA1 65d72670377e5578927a0986843622b017d763c5
- SHA512 6bd29890f0dee8869c3f4ad48e5cd28d06f8b5eabf81aefc4928985251e5fe794c21cdee648ae6bb0359e15300336f01d754e8e19a3f853ab8585c4f23aa486c
- SSDEEP 98304:h4vn+vuSDjkEe24nOjJOHxHh0kClfLv+TFlsVHkVu/vdwxLViwCaW4j/p/fAf:yglHkEe24nmJOZh1Cp+lM/v6pvjp/fAf
- TLSH T16D5633E6BCC563B1C097C7B09096355E7D2E7F81B9AA5C0B76CD76402E733164A3A30A
- MD5 SHA1 SHA512 SSDEEP TLSH
-
UAC bypass
-
Windows security bypass
-
Drops file in Drivers directory
-
Modifies RDP port number used by Windows
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Adds Run key to start application
-
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
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
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
2Installer Packages
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
1Event Triggered Execution
2Installer Packages
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
4System Binary Proxy Execution
1Msiexec
1