Overview

overview

7

Static

static

1

bot.mips64.elf

debian-9-mips

7

Sharing

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General

  • Target
    bot.mips64.elf
  • Size 1.1MB
  • Sample260925-2cljwayakb
  • SHA256 1b1bcc19df2bed0d127422a99a02a17c1f6ab4e0ebd3367d4dd7c126a71a7754
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
credential_accessdefense_evasiondiscoveryexecutionpersistenceprivilege_escalation

Malware Config

Targets

    • Target
      bot.mips64.elf
    • Size 1.1MB
    • SHA256 1b1bcc19df2bed0d127422a99a02a17c1f6ab4e0ebd3367d4dd7c126a71a7754
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    credential_accessdefense_evasiondiscoveryexecutionpersistenceprivilege_escalation

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

      defense_evasion

    • OS Credential Dumping

      Adversaries may attempt to dump credentials to use it in password cracking.

      credential_access

    • Abuse Elevation Control Mechanism: Sudo and Sudo Caching

      Abuse sudo or cached sudo credentials to execute code.

      privilege_escalationdefense_evasion

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

      executionpersistenceprivilege_escalation

    • Deletes log files

      Deletes log files on the system.

      defense_evasion

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies rc script

      Adding/modifying system rc scripts is a common persistence mechanism.

      persistence

    • Schedules an At job

      Schedules a job to be run using the at command.

      executionpersistenceprivilege_escalation

    • Uses Polkit to run commands

      Uses Polkit pkexec as a proxy to execute commands, possibly to bypass security restrictions.

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

2
T1053

At

1
T1053.002

Cron

1
T1053.003

Persistence

Boot or Logon Autostart Execution

1
T1547

Boot or Logon Initialization Scripts

1
T1037

RC Scripts

1
T1037.004

Scheduled Task/Job

2
T1053

At

1
T1053.002

Cron

1
T1053.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Sudo and Sudo Caching

1
T1548.003

Boot or Logon Autostart Execution

1
T1547

Boot or Logon Initialization Scripts

1
T1037

RC Scripts

1
T1037.004

Scheduled Task/Job

2
T1053

At

1
T1053.002

Cron

1
T1053.003

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Sudo and Sudo Caching

1
T1548.003

File and Directory Permissions Modification

1
T1222

Linux and Mac File and Directory Permissions Modification

1
T1222.002

Indicator Removal

1
T1070

Clear Linux or Mac System Logs

1
T1070.002

Credential Access

OS Credential Dumping

1
T1003

/etc/passwd and /etc/shadow

1
T1003.008

Discovery

System Information Discovery

2
T1082

System Network Configuration Discovery

1
T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks