Overview

overview

7

Static

static

5

arm7

debian-12-armhf

7

Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    debian-12_armhf
  • resource
    debian12-armhf-20260513-en
  • resource tags

    arch:armhfimage:debian12-armhf-20260513-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
  • submitted
    29/05/2026, 00:17

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General

  • Target
    arm7
  • Size 57KB
  • Sample260529-ak48eaez2x
  • SHA256 49b087fa1a74f8bbdac8643afa4f835bee776662d59860a6a45a349300dfb32f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
credential_accessdiscovery

Malware Config

Signatures

  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Enumerates active TCP sockets 1 TTPs 1 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

    discovery
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads process memory 1 TTPs 58 IoCs

    Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

    credential_access
  • Changes its process name 3 IoCs
  • Reads system network configuration 1 TTPs 1 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

    discovery
  • Reads runtime system information 60 IoCs

    Reads data from /proc virtual filesystem.

    discovery

Processes

  • /tmp/arm7
    /tmp/arm7
    1⤵
    • Enumerates active TCP sockets
    • Reads process memory
    • Changes its process name
    • Reads system network configuration
    • Reads runtime system information
    PID:787
    • /bin/sh
      /bin/sh -c "iptables -A INPUT -p tcp --dport 26721 -j ACCEPT"
      2⤵
        PID:796
      • /bin/sh
        /bin/sh -c "/bin/busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT"
        2⤵
          PID:798
          • /bin/busybox
            /bin/busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
            3⤵
              PID:800
          • /bin/sh
            /bin/sh -c "/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT"
            2⤵
              PID:801
              • /bin/iptables
                /bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
                3⤵
                  PID:802
              • /bin/sh
                /bin/sh -c "/usr/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT"
                2⤵
                  PID:803
                  • /usr/bin/iptables
                    /usr/bin/iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
                    3⤵
                      PID:804
                  • /bin/sh
                    /bin/sh -c "busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT"
                    2⤵
                      PID:805
                      • /usr/bin/busybox
                        busybox iptables -A INPUT -p tcp --dport 26721 -j ACCEPT
                        3⤵
                          PID:806

                    Network

                          MITRE ATT&CK Enterprise v16

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