General
- Target boatnet.x86.elf
- Size 12.5MB
- Sample260628-j5n7csf18z
- SHA256 115f33a4ba24ed64250f936909948c5f06a6aedc9e0e801998473e88cd4e0094
- MD5 274431f6d659ede5deaf10ed9952f776
- SHA1 1759df97b39193da027949def01c105cafc0a0c1
- SHA512 b770c5f74e5489bb19b10757d4021a4ca7c2b2ec1cf210ef73167d4c82286869b23f07708842759a6c3ab98809907eae20332eb1b827f1c8362334806861b0ae
- SSDEEP 98304:F3ooIqU9kuYHWYjr60Fe2hmRbRs4lao5RTUqTg0cpmx+EX:FYr/9KWIr60F1ARbhtD17
- TLSH T100D63BA3E8D61694C4FE8170C772423BBA613C491B7863E317A0F3246B37BD09AB6755
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
boatnet.x86.elf
Resource
ubuntu1804-amd64-20260513-en
Malware Config
Targets
-
- Target boatnet.x86.elf
- Size 12.5MB
- SHA256 115f33a4ba24ed64250f936909948c5f06a6aedc9e0e801998473e88cd4e0094
- MD5 274431f6d659ede5deaf10ed9952f776
- SHA1 1759df97b39193da027949def01c105cafc0a0c1
- SHA512 b770c5f74e5489bb19b10757d4021a4ca7c2b2ec1cf210ef73167d4c82286869b23f07708842759a6c3ab98809907eae20332eb1b827f1c8362334806861b0ae
- SSDEEP 98304:F3ooIqU9kuYHWYjr60Fe2hmRbRs4lao5RTUqTg0cpmx+EX:FYr/9KWIr60F1ARbhtD17
- TLSH T100D63BA3E8D61694C4FE8170C772423BBA613C491B7863E317A0F3246B37BD09AB6755
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies password files for system users/ groups
Modifies files storing password hashes of existing users/ groups, likely to grant additional privileges.
-
Deletes itself
-
Deletes system logs
Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.
-
OS Credential Dumping
Adversaries may attempt to dump credentials to use it in password cracking.
-
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Abuse sudo or cached sudo credentials to execute code.
-
Adds a user to the system
-
Creates/modifies environment variables
Creating/modifying environment variables is a common persistence mechanism.
-
Enumerates running processes
Discovers information about currently running processes on the system
-
Reads hardware information
Accesses system info like serial numbers, manufacturer names etc.
-
Reads network interface configuration
Fetches information about one or more active network interfaces.
-
Modifies Bash startup script
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Modify Authentication Process
1Pluggable Authentication Modules
1Privilege Escalation
Abuse Elevation Control Mechanism
1Sudo and Sudo Caching
1Boot or Logon Autostart Execution
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Defense Evasion
Abuse Elevation Control Mechanism
1Sudo and Sudo Caching
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Indicator Removal
4Clear Linux or Mac System Logs
4Modify Authentication Process
1Pluggable Authentication Modules
1Credential Access
Modify Authentication Process
1Pluggable Authentication Modules
1OS Credential Dumping
1/etc/passwd and /etc/shadow
1