General
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Target
0c1c800bbbce56afc46ceccc33b8e703d6f43673c92c07a43d2e980d0e427bde.elf
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Size
5.0MB
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Sample
241101-cn75kstphs
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MD5
248846ad88fdaccddece36b05811a576
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SHA1
2dac57a664c60e1dbe1b51bd75b74ab7980bff30
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SHA256
0c1c800bbbce56afc46ceccc33b8e703d6f43673c92c07a43d2e980d0e427bde
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SHA512
0923b7b888aa9e15cff490093f2b626ed864e11cd1b31dc6e52b633dc1a054e2eb211b96a033ecbe9455ce93469ffa625037125e20ad400e619188ab766e898e
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SSDEEP
49152:E33d0lGt6UHcFL7Rn2o03wiEhiDmzzd/9sARlBs/00Cpfx9a9uNNp9hW16klbU6V:E33GlbU8FwmzzRDZ9maqRV
Behavioral task
behavioral1
Sample
0c1c800bbbce56afc46ceccc33b8e703d6f43673c92c07a43d2e980d0e427bde.elf
Resource
ubuntu2204-amd64-20240729-en
Malware Config
Extracted
kaiji
78789.dns.army:808
Targets
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Target
0c1c800bbbce56afc46ceccc33b8e703d6f43673c92c07a43d2e980d0e427bde.elf
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Size
5.0MB
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MD5
248846ad88fdaccddece36b05811a576
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SHA1
2dac57a664c60e1dbe1b51bd75b74ab7980bff30
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SHA256
0c1c800bbbce56afc46ceccc33b8e703d6f43673c92c07a43d2e980d0e427bde
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SHA512
0923b7b888aa9e15cff490093f2b626ed864e11cd1b31dc6e52b633dc1a054e2eb211b96a033ecbe9455ce93469ffa625037125e20ad400e619188ab766e898e
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SSDEEP
49152:E33d0lGt6UHcFL7Rn2o03wiEhiDmzzd/9sARlBs/00Cpfx9a9uNNp9hW16klbU6V:E33GlbU8FwmzzRDZ9maqRV
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Kaiji
Kaiji payload
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Kaiji family
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kaiji_chaosbot
Chaos-variant payload
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Executes dropped EXE
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Modifies Watchdog functionality
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
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Creates/modifies Cron job
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
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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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Modifies systemd
Adds/ modifies systemd service files. Likely to achieve persistence.
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Write file to user bin folder
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Modifies Bash startup script
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3XDG Autostart Entries
1Boot or Logon Initialization Scripts
1RC Scripts
1Create or Modify System Process
1Systemd Service
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Scheduled Task/Job
1Cron
1Privilege Escalation
Boot or Logon Autostart Execution
3XDG Autostart Entries
1Boot or Logon Initialization Scripts
1RC Scripts
1Create or Modify System Process
1Systemd Service
1Event Triggered Execution
1Unix Shell Configuration Modification
1Hijack Execution Flow
1Path Interception by PATH Environment Variable
1Scheduled Task/Job
1Cron
1