Overview

overview

10

Static

static

7

abf9f5efe1...3d.elf

ubuntu-18.04-amd64

10

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General

  • Target

    abf9f5efe15ff1bb22cd306b4f754a3d.elf

  • Size

    32KB

  • Sample

    240212-ws6bbsah2y

  • MD5

    abf9f5efe15ff1bb22cd306b4f754a3d

  • SHA1

    08d1b90ac0a7e19150d6d17d2caca549e9a2dffe

  • SHA256

    c27b64277c3d14b4c78f42ca9ee2438b602416f988f06cb1a3e026eab2425ffc

  • SHA512

    8020bff874de1b64b85318b4711c5285c0c8e426ef3489088175f4651dfe7ce23515e2d2b34ea3035f73c6b8ea2d8054dadcc03bfeab79ec8eecf7ab070a3255

  • SSDEEP

    768:SWlNj94KDdKjZkfd8FlW94QsY/tHL/cuo9wxhDU3YebfFdmD70K:P3gFkfd8b04pqF4uS3bnIp

Score
10/10
miraibotnetdiscoveryevasionlinuxupx

Malware Config

Targets

    • Target

      abf9f5efe15ff1bb22cd306b4f754a3d.elf

    • Size

      32KB

    • MD5

      abf9f5efe15ff1bb22cd306b4f754a3d

    • SHA1

      08d1b90ac0a7e19150d6d17d2caca549e9a2dffe

    • SHA256

      c27b64277c3d14b4c78f42ca9ee2438b602416f988f06cb1a3e026eab2425ffc

    • SHA512

      8020bff874de1b64b85318b4711c5285c0c8e426ef3489088175f4651dfe7ce23515e2d2b34ea3035f73c6b8ea2d8054dadcc03bfeab79ec8eecf7ab070a3255

    • SSDEEP

      768:SWlNj94KDdKjZkfd8FlW94QsY/tHL/cuo9wxhDU3YebfFdmD70K:P3gFkfd8b04pqF4uS3bnIp

    Score
    10/10
    miraibotnetdiscoveryevasion

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

      botnetmirai

    • Contacts a large (63969) 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

    • Changes its process name

    • Deletes Audit logs

      Deletes logs related to the Linux Audit framework.

      evasion

    • Deletes itself

    • Deletes journal logs

      Deletes systemd journal logs. Likely to evade detection.

      evasion

    • Deletes system logs

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

      evasion

    • Modifies Watchdog functionality

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

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks