Overview

overview

10

Static

static

10

6f1b1ef99c...9a.elf

ubuntu-20.04-amd64

7

Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    ubuntu-20.04_amd64
  • resource
    ubuntu2004-amd64-20240221-en
  • resource tags

    arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
  • submitted
    21-04-2024 00:08

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General

  • Target

    6f1b1ef99ca4f554de499ccc6f9ba19a.elf

  • Size

    65KB

  • MD5

    6f1b1ef99ca4f554de499ccc6f9ba19a

  • SHA1

    1094df49dfe7977f721243c0e1326717aabac158

  • SHA256

    978e62b2ce1ae0248f7ffd4da6692d4de2b2cb20d084ed27007196b0b744eb0b

  • SHA512

    730f16f67e5cd038b7ef467223ddd4a1b67674e8046ba2f061925de66bb56c11f8ed1a1041a231d7aedbeb3604b59ffaab9bd6b69ae4da0f18289d425cbd04a7

  • SSDEEP

    1536:L+vP6noMjwzZBLvHxwHHalz4I2Okbsw5i4qtqzfSitRDh:ivyoMjwzZBLvCayHIEi70bTDh

Score
7/10
evasion

Malware Config

Signatures

  • Deletes Audit logs 1 TTPs 1 IoCs

    Deletes logs related to the Linux Audit framework.

    evasion
  • Deletes itself 1 IoCs
  • Deletes journal logs 1 TTPs 1 IoCs

    Deletes systemd journal logs. Likely to evade detection.

    evasion
  • Deletes system logs 1 TTPs 1 IoCs

    Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    evasion
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • Deletes log files 1 TTPs 2 IoCs

    Deletes log files on the system.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/6f1b1ef99ca4f554de499ccc6f9ba19a.elf
    /tmp/6f1b1ef99ca4f554de499ccc6f9ba19a.elf
    1⤵
    • Deletes Audit logs
    • Deletes itself
    • Deletes journal logs
    • Deletes system logs
    • Modifies Watchdog functionality
    • Deletes log files
    • Changes its process name
    • Reads runtime system information
    PID:1461

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

4
T1070

Impair Defenses

1
T1562

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads