Overview

overview

10

Static

static

7

sora.x86.elf

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240226-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240226-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    28-04-2024 11:51

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General

  • Target

    sora.x86.elf

  • Size

    27KB

  • MD5

    be2aeb9627b3f5fd2fde4a146d9f5b75

  • SHA1

    682be209e2b023f957029dba4bdf1c6eac2b4b94

  • SHA256

    f93ecf11df372004d7f6d53d1eb173b518956605108ffa50d5e649ac056dcb46

  • SHA512

    24a6d119d9f915ef234202dc346c025dd75c8d0b17b8e4de200a66e0361dc5b6ae10d0566215e928e40acc3d8a65da87513fda1d61ff9f31b2f61eb0b717950d

  • SSDEEP

    384:MRG99WXUx5+bkbRaliVErjrL9VD9jPwrSaf5bwIB5/8x2BYFydHY0sNDZvzbSNHt:95+Kcrb9VDJef5Q2PdHuzb8HoEPbjT1

Score
10/10
miraisorabotnetdiscovery

Malware Config

Extracted

Family

mirai

Botnet

SORA

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Contacts a large (48986) amount of remote hosts 1 TTPs

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

    discovery
  • Creates a large amount of network flows 1 TTPs

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

    discovery
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 1 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/sora.x86.elf
    /tmp/sora.x86.elf
    1⤵
    • Modifies Watchdog functionality
    • Enumerates active TCP sockets
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

1
T1562

Credential Access

Discovery

Network Service Discovery

2
T1046

System Network Connections Discovery

1
T1049

System Network Configuration Discovery

1
T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • memory/1544-1-0x0000000008048000-0x0000000008057e80-memory.dmp
    Download