Overview

overview

10

Static

static

7

nag.x86.elf

ubuntu-18.04-amd64

10

Analysis

  • max time kernel
    153s
  • max time network
    153s
  • platform
    linux_amd64
  • resource
    ubuntu1804-amd64-en-20211208
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    29-04-2023 22:19

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General

  • Target

    nag.x86.elf

  • Size

    24KB

  • MD5

    385c82b44c2faea9bc27922489453bbc

  • SHA1

    007431c8f2918833639bb37be1c668cba46b3a9a

  • SHA256

    3f87eb0835bbb7fd5913d551b476cbd72837c4176bcbc0038ba898589a0f7888

  • SHA512

    1c322c8b88af7e4dd480869cf50452bc73fb5572088f0b68f9a1bff22263deee8b326e63c31107d85956964a286193323e55dd22c3c1b800876a85a276b522cf

  • SSDEEP

    768:I8/etIPotzrv6xFiHhCRpMiaqDanbcuyD7UyQRjI:StIUryxFiBKOFuanouy8yys

Score
10/10
miraibotnetdiscovery

Malware Config

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

    botnetmirai
  • Contacts a large (46394) 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 the Watchdog daemon 1 TTPs

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

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

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/nag.x86.elf
    /tmp/nag.x86.elf
    1⤵
    • Changes its process name
    • Deletes itself
    PID:596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

1
T1562

Credential Access

Discovery

Network Service Scanning

2
T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/596-1-0x0000000008048000-0x00000000080567e0-memory.dmp
    Download