General
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Target
790576a357429568ac84093b6f785f3a.elf
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Size
2.0MB
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Sample
241102-dcw4lswpcy
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MD5
790576a357429568ac84093b6f785f3a
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SHA1
b8a5de8ce8570856744717b9872afa7546c5a01e
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SHA256
5b1c5fca09994aa52e8e572d48c6569b04b531cd334f3e4d4e1fc2c3e77ce0cf
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SHA512
245af8ba5b83069bb51d11735545dd72c9dafad667fc4ba3a2e19f9de254df8ce8ee21f003bfa2487553ffe4639a64a6aa729fe6e75d96345cf53c6bc43e500c
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SSDEEP
24576:JgCbFbDVZ7bVCj3ozPQPTUkrtQ05OYRWNOrdErF4ff1kRrxnyVhv8uofvsRWA1SH:VCWpuM2T1s
Behavioral task
behavioral1
Sample
790576a357429568ac84093b6f785f3a.elf
Resource
debian12-armhf-20240418-en
Malware Config
Extracted
kaiji
ss.us-tv.top:1930
Targets
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Target
790576a357429568ac84093b6f785f3a.elf
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Size
2.0MB
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MD5
790576a357429568ac84093b6f785f3a
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SHA1
b8a5de8ce8570856744717b9872afa7546c5a01e
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SHA256
5b1c5fca09994aa52e8e572d48c6569b04b531cd334f3e4d4e1fc2c3e77ce0cf
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SHA512
245af8ba5b83069bb51d11735545dd72c9dafad667fc4ba3a2e19f9de254df8ce8ee21f003bfa2487553ffe4639a64a6aa729fe6e75d96345cf53c6bc43e500c
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SSDEEP
24576:JgCbFbDVZ7bVCj3ozPQPTUkrtQ05OYRWNOrdErF4ff1kRrxnyVhv8uofvsRWA1SH:VCWpuM2T1s
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Renames multiple (1004) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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
Execution
Command and Scripting Interpreter
1Unix Shell
1Scheduled Task/Job
1Cron
1Persistence
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