Overview

overview

10

Static

static

1

mips

debian-9-mips

10

Sharing

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General

  • Target
    mips
  • Size 236KB
  • Sample261009-ph62jswtbw
  • SHA256 a1bca91d3e2bd012c3e0dbe88e09062848c1cff602c990a541d7b1c9224ad16e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xmrig_linuxdefense_evasiondiscoveryexectionexecutionminerpersistenceprivilege_escalation

Malware Config

Targets

    • Target
      mips
    • Size 236KB
    • SHA256 a1bca91d3e2bd012c3e0dbe88e09062848c1cff602c990a541d7b1c9224ad16e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexectionexecutionxmrig_linuxminerpersistenceprivilege_escalation

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig_linux

    • Contacts a large (3292) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Modifies the dynamic linker configuration file

      Malware can modify the configuration file of the dynamic linker to preload malicous libraries with every executed process.

      exectionpersistenceprivilege_escalationdefense_evasion

    • Creates/modifies Cron job

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

      executionpersistenceprivilege_escalation

    • Creates/modifies environment variables

      Creating/modifying environment variables is a common persistence mechanism.

      persistenceprivilege_escalationdefense_evasion

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

      discovery

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

      persistence

    • Modifies rc script

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

      persistence

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

      persistenceprivilege_escalation

    • Schedules an At job

      Schedules a job to be run using the at command.

      executionpersistenceprivilege_escalation

    • Write file to user bin folder

      persistence

    • Modifies Bash startup script

      persistence
    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

Shared Modules

1
T1129

Persistence

Boot or Logon Autostart Execution

4
T1547

XDG Autostart Entries

1
T1547.013

Boot or Logon Initialization Scripts

2
T1037

RC Scripts

2
T1037.004

Create or Modify System Process

1
T1543

Systemd Service

1
T1543.002

Event Triggered Execution

1
T1546

Unix Shell Configuration Modification

1
T1546.004

Hijack Execution Flow

2
T1574

Dynamic Linker Hijacking

1
T1574.006

Path Interception by PATH Environment Variable

1
T1574.007

Scheduled Task/Job

2
T1053

At

1
T1053.002

Cron

1
T1053.003

Privilege Escalation

Boot or Logon Autostart Execution

4
T1547

XDG Autostart Entries

1
T1547.013

Boot or Logon Initialization Scripts

2
T1037

RC Scripts

2
T1037.004

Create or Modify System Process

1
T1543

Systemd Service

1
T1543.002

Event Triggered Execution

1
T1546

Unix Shell Configuration Modification

1
T1546.004

Hijack Execution Flow

2
T1574

Dynamic Linker Hijacking

1
T1574.006

Path Interception by PATH Environment Variable

1
T1574.007

Scheduled Task/Job

2
T1053

At

1
T1053.002

Cron

1
T1053.003

Defense Evasion

Hijack Execution Flow

2
T1574

Dynamic Linker Hijacking

1
T1574.006

Path Interception by PATH Environment Variable

1
T1574.007

Credential Access

Discovery

Network Service Discovery

2
T1046

System Information Discovery

1
T1082

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

System Network Connections Discovery

1
T1049

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks