General
- Target bin.x86
- Size 3.9MB
- Sample260720-pk4zzaas2j
- SHA256 4abded0a7e30e35447f5253b85042cb0b4789aaaf2cfd092845aae5615790f66
- MD5 1692a4e3cdbed11a2e40fae6d3a42aa0
- SHA1 41a95ff529a5a7786edeee5902288538720bab28
- SHA512 5fe2304bf5e543a248092dc7228f302c512d186ae8dbee57c52b4b22883928e2acfb53a69533b5f257bc952127d1dd4e404ffeb45d91fabea17868e713c85260
- SSDEEP 98304:HwIqp75aznmEUmk8/mn9/LxrfOgvI5x0ot2O0/:QlaBhk84htfDI5/Y
- TLSH T1981633707A6B114D6921BADE8DC117EBF9293DE84B6CF504A1FE26A6F0335C33D28521
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
bin.x86
Resource
ubuntu1804-amd64-20260513-en
Malware Config
Targets
-
- Target bin.x86
- Size 3.9MB
- SHA256 4abded0a7e30e35447f5253b85042cb0b4789aaaf2cfd092845aae5615790f66
- MD5 1692a4e3cdbed11a2e40fae6d3a42aa0
- SHA1 41a95ff529a5a7786edeee5902288538720bab28
- SHA512 5fe2304bf5e543a248092dc7228f302c512d186ae8dbee57c52b4b22883928e2acfb53a69533b5f257bc952127d1dd4e404ffeb45d91fabea17868e713c85260
- SSDEEP 98304:HwIqp75aznmEUmk8/mn9/LxrfOgvI5x0ot2O0/:QlaBhk84htfDI5/Y
- TLSH T1981633707A6B114D6921BADE8DC117EBF9293DE84B6CF504A1FE26A6F0335C33D28521
- 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
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Deletes system logs
Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.
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OS Credential Dumping
Adversaries may attempt to dump credentials to use it in password cracking.
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Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Abuse sudo or cached sudo credentials to execute code.
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Adds a user to the system
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Creates/modifies environment variables
Creating/modifying environment variables is a common persistence mechanism.
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Enumerates running processes
Discovers information about currently running processes on the system
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Reads hardware information
Accesses system info like serial numbers, manufacturer names etc.
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Reads network interface configuration
Fetches information about one or more active network interfaces.
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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