Overview

overview

10

Static

static

7

15b75fa311...2b.elf

debian-9-mips

10

Sharing

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General

  • Target

    15b75fa3114a2dad6981e1a145cb45a9875948007a6e41ca2b2df4ad08aaff2b.elf

  • Size

    2.4MB

  • Sample

    240306-ckyrqsgb51

  • MD5

    9044d7e0ac4cab8917829cc22df9abda

  • SHA1

    e3076668487ccb1091f8d02fbfed62627d3bfe55

  • SHA256

    15b75fa3114a2dad6981e1a145cb45a9875948007a6e41ca2b2df4ad08aaff2b

  • SHA512

    412d6456de87e3656446c0e096667b3d0c3a8bcc7088adc7f0622b6f563cc04e66932c09a0a165c50d57b22523bf70110e73ed830ea5ed8b055c6bd49243a487

  • SSDEEP

    49152:I22aCIjTfiH8LnLf61ayqpTj0lB4ykrrpUymAI:zCsD1pTj0l+FGyO

Score
10/10
stealthworkerantivmbotnetpersistenceupx

Malware Config

Targets

    • Target

      15b75fa3114a2dad6981e1a145cb45a9875948007a6e41ca2b2df4ad08aaff2b.elf

    • Size

      2.4MB

    • MD5

      9044d7e0ac4cab8917829cc22df9abda

    • SHA1

      e3076668487ccb1091f8d02fbfed62627d3bfe55

    • SHA256

      15b75fa3114a2dad6981e1a145cb45a9875948007a6e41ca2b2df4ad08aaff2b

    • SHA512

      412d6456de87e3656446c0e096667b3d0c3a8bcc7088adc7f0622b6f563cc04e66932c09a0a165c50d57b22523bf70110e73ed830ea5ed8b055c6bd49243a487

    • SSDEEP

      49152:I22aCIjTfiH8LnLf61ayqpTj0lB4ykrrpUymAI:zCsD1pTj0l+FGyO

    Score
    10/10
    stealthworkerantivmbotnetpersistence

    • StealthWorker

      StealthWorker is golang-based brute force malware.

      botnetstealthworker

    • Checks CPU configuration

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

      antivm

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

      persistence
    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks