Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20240611-en
  • resource tags

    arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    30-12-2024 01:19

General

  • Target

    .Sarm5.elf

  • Size

    21KB

  • MD5

    877aff442f5dcfb5e371139d70acb0a4

  • SHA1

    6375d25b2cd970ce5930df870e9f366948a3a3fa

  • SHA256

    6ebab62596ec65beccf22c8beace4aa0ad652ce5429e8462536b4a418270127e

  • SHA512

    e740361643f62438c55a35a915582a215fd96f078aa8ce1ad3697bc05d844b0354ec7b0b7296e83b84b820fabaca68d47d636b89ee1db40c044551e44c2e7cad

  • SSDEEP

    384:pHBOzXXfTNGUxX5S/B9dFg7Wg41Am/uShymdGUop5hl:hBOcsmM7341J/uSs3UozP

Score
10/10

Malware Config

Extracted

Family

mirai

C2

e.xijinping.mov

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Writes file to system bin folder 2 IoCs
  • Changes its process name 1 IoCs
  • Reads runtime system information 1 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/.Sarm5.elf
    /tmp/.Sarm5.elf
    1⤵
    • Writes file to system bin folder
    • Changes its process name
    • Reads runtime system information
    • Writes file to tmp directory
    PID:649

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads