Overview

overview

10

Static

static

10

65533.exe.elf

ubuntu-18.04-amd64

10

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General

  • Target

    65533.exe.elf

  • Size

    1.2MB

  • Sample

    240319-tng2tsgb66

  • MD5

    5ac9924723ee51a34999132cbd369213

  • SHA1

    8bb17a17dc4a7885978c0161d7be2b0274a42466

  • SHA256

    be9ce96a9612ff32bc0deae2ffed9f15116b644ec106d1906fe44a6776595291

  • SHA512

    f0d1a0ca422c99b37c286b8d6b7b15ad48c6fc0991974623dfbe9c580499e868d36c771aa2d57b1784d515c4cc5524e846e20f5b252f6079b6f71c35c8ae389a

  • SSDEEP

    24576:e845rGHu6gVJKG75oFpA0VWeX4R2y1q2rJp0:745vRVJKGtSA0VWeoIu9p0

Score
10/10
mrblackantivmbotnetlinuxpersistencetrojan

Malware Config

Targets

    • Target

      65533.exe.elf

    • Size

      1.2MB

    • MD5

      5ac9924723ee51a34999132cbd369213

    • SHA1

      8bb17a17dc4a7885978c0161d7be2b0274a42466

    • SHA256

      be9ce96a9612ff32bc0deae2ffed9f15116b644ec106d1906fe44a6776595291

    • SHA512

      f0d1a0ca422c99b37c286b8d6b7b15ad48c6fc0991974623dfbe9c580499e868d36c771aa2d57b1784d515c4cc5524e846e20f5b252f6079b6f71c35c8ae389a

    • SSDEEP

      24576:e845rGHu6gVJKG75oFpA0VWeX4R2y1q2rJp0:745vRVJKGtSA0VWeoIu9p0

    Score
    10/10
    mrblackantivmbotnetpersistencetrojan

    • MrBlack Trojan

      IoT botnet which infects routers to be used for DDoS attacks.

      trojanbotnetmrblack

    • MrBlack trojan

    • Executes dropped EXE

    • Checks CPU configuration

      Checks CPU information which indicate if the system is a virtual machine.

      antivm

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

      persistence

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Write file to user bin folder

    • Writes file to system bin folder

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Hijack Execution Flow

2
T1574

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Hijack Execution Flow

2
T1574

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Hijack Execution Flow

2
T1574

Credential Access

Discovery

Virtualization/Sandbox Evasion

1
T1497

System Network Configuration Discovery

2
T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks