General
- Target 2024-11-03_d9a7b282270c8acb56130343561d0ab0_bkransomware
- Size 6.5MB
- Sample241103-x8m1csscle
- SHA256 67ac29186d79846db7835c88b98e17d03a5ccb61a898da37bee269bcae1f8261
- MD5 d9a7b282270c8acb56130343561d0ab0
- SHA1 6ea86899031a3ace1e3f74e321e26befe5cf124d
- SHA512 4c6be17d0543bb304533e8a1bdfb293760e8cf6324e67e7f8a5eb8219d41ef19b0d0e90fbaa9af52d2e4f7e58c4fe1399bab57744b17757c2e5576322ed2fb1d
- SSDEEP 98304:mr0o9GKiQ7cMd4soC0PqsvEXrqGAlfnyZgBHFQhuUspa2RBaVMJj2eWExLbOKvjG:mr0oEaboC2EX6lfNlF9Uf2vaE2+L68j
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-03_d9a7b282270c8acb56130343561d0ab0_bkransomware.exe
Resource
win7-20240729-en
Malware Config
Targets
-
- Target 2024-11-03_d9a7b282270c8acb56130343561d0ab0_bkransomware
- Size 6.5MB
- SHA256 67ac29186d79846db7835c88b98e17d03a5ccb61a898da37bee269bcae1f8261
- MD5 d9a7b282270c8acb56130343561d0ab0
- SHA1 6ea86899031a3ace1e3f74e321e26befe5cf124d
- SHA512 4c6be17d0543bb304533e8a1bdfb293760e8cf6324e67e7f8a5eb8219d41ef19b0d0e90fbaa9af52d2e4f7e58c4fe1399bab57744b17757c2e5576322ed2fb1d
- SSDEEP 98304:mr0o9GKiQ7cMd4soC0PqsvEXrqGAlfnyZgBHFQhuUspa2RBaVMJj2eWExLbOKvjG:mr0oEaboC2EX6lfNlF9Uf2vaE2+L68j
- MD5 SHA1 SHA512 SSDEEP
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Indirect Command Execution
Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops Chrome extension
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Indirect Command Execution
1Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1