Analysis

  • max time kernel
    18s
  • max time network
    27s
  • 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
    03/06/2026, 12:19

General

  • Target
    install-tl-20260603/install-tl
  • Size 124KB
  • Sample260603-pg6dmaex2w
  • SHA256 0cb9f1d9e8781f7a4771da0c3544e40a091cfb2b444d809d74f9f510147e769e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks CPU configuration 1 TTPs 7 IoCs

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

  • Command and Scripting Interpreter: Unix Shell 1 TTPs 1 IoCs

    Execute scripts via Unix Shell.

  • Reads runtime system information 18 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 2 IoCs

    Adversaries may gather information about the network configuration of a system.

  • Writes file to tmp directory 15 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/install-tl-20260603/install-tl
    /tmp/install-tl-20260603/install-tl
    1⤵
      PID:749
    • /usr/local/sbin/perl
      perl /tmp/install-tl-20260603/install-tl
      1⤵
        PID:749
      • /usr/local/bin/perl
        perl /tmp/install-tl-20260603/install-tl
        1⤵
          PID:749
        • /usr/sbin/perl
          perl /tmp/install-tl-20260603/install-tl
          1⤵
            PID:749
          • /usr/bin/perl
            perl /tmp/install-tl-20260603/install-tl
            1⤵
            • Writes file to tmp directory
            PID:749
            • /bin/sh
              sh -c "gpg --version >/dev/null 2>&1"
              2⤵
                PID:754
                • /usr/bin/gpg
                  gpg --version
                  3⤵
                  • Checks CPU configuration
                  • Reads runtime system information
                  PID:755
              • /bin/sh
                sh -c "'/bin/sh' -c 'echo \$(echo foo)' 2>/dev/null"
                2⤵
                  PID:756
                  • /bin/sh
                    /bin/sh -c "echo \$(echo foo)"
                    3⤵
                    • Command and Scripting Interpreter: Unix Shell
                    PID:757
                • /bin/sh
                  sh -c "'/bin/sh' '/tmp/install-tl-20260603/tlpkg/installer/config.guess'"
                  2⤵
                    PID:759
                    • /bin/sh
                      /bin/sh /tmp/install-tl-20260603/tlpkg/installer/config.guess
                      3⤵
                      • Writes file to tmp directory
                      PID:760
                      • /bin/sed
                        sed -e "s,.*/,,"
                        4⤵
                        • Reads runtime system information
                        PID:763
                      • /bin/uname
                        uname -m
                        4⤵
                          PID:764
                        • /bin/uname
                          uname -r
                          4⤵
                            PID:765
                          • /bin/uname
                            uname -s
                            4⤵
                              PID:766
                            • /bin/uname
                              uname -v
                              4⤵
                                PID:767
                              • /bin/mktemp
                                mktemp -d /tmp/cgXXXXXX
                                4⤵
                                  PID:768
                                • /usr/bin/cc
                                  cc -c -o /tmp/cgNqu74q/dummy.o /tmp/cgNqu74q/dummy.c
                                  4⤵
                                  • Writes file to tmp directory
                                  PID:769
                                  • /usr/lib/gcc/arm-linux-gnueabihf/6/cc1
                                    /usr/lib/gcc/arm-linux-gnueabihf/6/cc1 -quiet -imultilib . -imultiarch arm-linux-gnueabihf /tmp/cgNqu74q/dummy.c -quiet -dumpbase dummy.c "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" -mthumb "-mtls-dialect=gnu" -auxbase-strip /tmp/cgNqu74q/dummy.o -o /tmp/ccfKgzmb.s
                                    5⤵
                                    • Writes file to tmp directory
                                    PID:770
                                  • /usr/local/sbin/as
                                    as "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" "-meabi=5" -o /tmp/cgNqu74q/dummy.o /tmp/ccfKgzmb.s
                                    5⤵
                                      PID:771
                                    • /usr/local/bin/as
                                      as "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" "-meabi=5" -o /tmp/cgNqu74q/dummy.o /tmp/ccfKgzmb.s
                                      5⤵
                                        PID:771
                                      • /usr/sbin/as
                                        as "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" "-meabi=5" -o /tmp/cgNqu74q/dummy.o /tmp/ccfKgzmb.s
                                        5⤵
                                          PID:771
                                        • /usr/bin/as
                                          as "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" "-meabi=5" -o /tmp/cgNqu74q/dummy.o /tmp/ccfKgzmb.s
                                          5⤵
                                          • Writes file to tmp directory
                                          PID:771
                                      • /bin/cat
                                        cat
                                        4⤵
                                          PID:772
                                        • /bin/grep
                                          grep "^LIBC"
                                          4⤵
                                            PID:775
                                          • /bin/sed
                                            sed "s, ,,g"
                                            4⤵
                                            • Reads runtime system information
                                            PID:776
                                          • /usr/bin/cc
                                            cc -E /tmp/cgNqu74q/dummy.c
                                            4⤵
                                              PID:774
                                              • /usr/lib/gcc/arm-linux-gnueabihf/6/cc1
                                                /usr/lib/gcc/arm-linux-gnueabihf/6/cc1 -E -quiet -imultilib . -imultiarch arm-linux-gnueabihf /tmp/cgNqu74q/dummy.c "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" -mthumb "-mtls-dialect=gnu"
                                                5⤵
                                                  PID:777
                                              • /bin/grep
                                                grep -q __ARM_EABI__
                                                4⤵
                                                  PID:780
                                                • /usr/bin/cc
                                                  cc -E -
                                                  4⤵
                                                    PID:779
                                                    • /usr/lib/gcc/arm-linux-gnueabihf/6/cc1
                                                      /usr/lib/gcc/arm-linux-gnueabihf/6/cc1 -E -quiet -imultilib . -imultiarch arm-linux-gnueabihf - "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" -mthumb "-mtls-dialect=gnu"
                                                      5⤵
                                                        PID:781
                                                    • /usr/bin/cc
                                                      cc -E -
                                                      4⤵
                                                        PID:783
                                                        • /usr/lib/gcc/arm-linux-gnueabihf/6/cc1
                                                          /usr/lib/gcc/arm-linux-gnueabihf/6/cc1 -E -quiet -imultilib . -imultiarch arm-linux-gnueabihf - "-march=armv7-a" "-mfloat-abi=hard" "-mfpu=vfpv3-d16" -mthumb "-mtls-dialect=gnu"
                                                          5⤵
                                                            PID:785
                                                        • /bin/grep
                                                          grep -q __ARM_PCS_VFP
                                                          4⤵
                                                            PID:784
                                                          • /bin/rm
                                                            rm -fr /tmp/cgNqu74q
                                                            4⤵
                                                              PID:786
                                                        • /bin/sh
                                                          sh -c "df -P . >/dev/null 2>&1"
                                                          2⤵
                                                            PID:787
                                                            • /bin/df
                                                              df -P .
                                                              3⤵
                                                              • Reads runtime system information
                                                              PID:788
                                                          • /bin/sh
                                                            sh -c "curl --version >/dev/null 2>&1"
                                                            2⤵
                                                              PID:789
                                                              • /usr/bin/curl
                                                                curl --version
                                                                3⤵
                                                                • Checks CPU configuration
                                                                • Reads runtime system information
                                                                PID:790
                                                            • /bin/sh
                                                              sh -c "wget --version >/dev/null 2>&1"
                                                              2⤵
                                                                PID:792
                                                                • /usr/bin/wget
                                                                  wget --version
                                                                  3⤵
                                                                    PID:793
                                                                • /usr/local/sbin/wget
                                                                  wget --version
                                                                  2⤵
                                                                    PID:794
                                                                  • /usr/local/bin/wget
                                                                    wget --version
                                                                    2⤵
                                                                      PID:794
                                                                    • /usr/sbin/wget
                                                                      wget --version
                                                                      2⤵
                                                                        PID:794
                                                                      • /usr/bin/wget
                                                                        wget --version
                                                                        2⤵
                                                                          PID:794
                                                                        • /bin/sh
                                                                          sh -c "lz4 --version >/dev/null 2>&1"
                                                                          2⤵
                                                                            PID:795
                                                                          • /bin/sh
                                                                            sh -c "gzip --version >/dev/null 2>&1"
                                                                            2⤵
                                                                            • System Network Configuration Discovery
                                                                            PID:796
                                                                            • /bin/gzip
                                                                              gzip --version
                                                                              3⤵
                                                                              • System Network Configuration Discovery
                                                                              PID:797
                                                                          • /bin/sh
                                                                            sh -c "xz --version >/dev/null 2>&1"
                                                                            2⤵
                                                                              PID:798
                                                                              • /usr/bin/xz
                                                                                xz --version
                                                                                3⤵
                                                                                  PID:799
                                                                              • /bin/sh
                                                                                sh -c "curl -Ls -o /dev/null -w '%{url_effective}' --connect-timeout 30 --max-time 30 https://mirror.ctan.org"
                                                                                2⤵
                                                                                  PID:800
                                                                                  • /usr/bin/curl
                                                                                    curl -Ls -o /dev/null -w "%{url_effective}" --connect-timeout 30 --max-time 30 https://mirror.ctan.org
                                                                                    3⤵
                                                                                    • Checks CPU configuration
                                                                                    • Reads runtime system information
                                                                                    PID:801
                                                                                • /usr/local/sbin/curl
                                                                                  curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/rSwniJgK08 https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.xz
                                                                                  2⤵
                                                                                    PID:804
                                                                                  • /usr/local/bin/curl
                                                                                    curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/rSwniJgK08 https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.xz
                                                                                    2⤵
                                                                                      PID:804
                                                                                    • /usr/sbin/curl
                                                                                      curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/rSwniJgK08 https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.xz
                                                                                      2⤵
                                                                                        PID:804
                                                                                      • /usr/bin/curl
                                                                                        curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/rSwniJgK08 https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.xz
                                                                                        2⤵
                                                                                        • Checks CPU configuration
                                                                                        • Reads runtime system information
                                                                                        • Writes file to tmp directory
                                                                                        PID:804
                                                                                      • /bin/sh
                                                                                        sh -c "\"xz\" -dcf < \"/tmp/NBXBnpIUei/rSwniJgK08\" > \"/tmp/NBXBnpIUei/VXP5ZuG16y\""
                                                                                        2⤵
                                                                                        • Writes file to tmp directory
                                                                                        PID:806
                                                                                        • /usr/bin/xz
                                                                                          xz -dcf
                                                                                          3⤵
                                                                                            PID:808
                                                                                        • /usr/local/sbin/curl
                                                                                          curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/T8VYKpyJbY https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512
                                                                                          2⤵
                                                                                            PID:810
                                                                                          • /usr/local/bin/curl
                                                                                            curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/T8VYKpyJbY https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512
                                                                                            2⤵
                                                                                              PID:810
                                                                                            • /usr/sbin/curl
                                                                                              curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/T8VYKpyJbY https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512
                                                                                              2⤵
                                                                                                PID:810
                                                                                              • /usr/bin/curl
                                                                                                curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/T8VYKpyJbY https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512
                                                                                                2⤵
                                                                                                • Checks CPU configuration
                                                                                                • Reads runtime system information
                                                                                                • Writes file to tmp directory
                                                                                                PID:810
                                                                                              • /usr/local/sbin/curl
                                                                                                curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/BXRP9Z6aJE https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512.asc
                                                                                                2⤵
                                                                                                  PID:812
                                                                                                • /usr/local/bin/curl
                                                                                                  curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/BXRP9Z6aJE https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512.asc
                                                                                                  2⤵
                                                                                                    PID:812
                                                                                                  • /usr/sbin/curl
                                                                                                    curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/BXRP9Z6aJE https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512.asc
                                                                                                    2⤵
                                                                                                      PID:812
                                                                                                    • /usr/bin/curl
                                                                                                      curl --user-agent texlive/curl --retry 4 --retry-delay 4 --connect-timeout 30 --fail --location --silent --output /tmp/NBXBnpIUei/BXRP9Z6aJE https://gb.mirrors.cicku.me/ctan/systems/texlive/tlnet/tlpkg/texlive.tlpdb.sha512.asc
                                                                                                      2⤵
                                                                                                      • Checks CPU configuration
                                                                                                      • Reads runtime system information
                                                                                                      • Writes file to tmp directory
                                                                                                      PID:812
                                                                                                    • /bin/sh
                                                                                                      sh -c "gpg --homedir \"/tmp/install-tl-20260603/tlpkg/gpg\" --no-secmem-warning --no-permission-warning --lock-never --status-file \"/tmp/NBXBnpIUei/34FouAEfHl\" --verify \"/tmp/NBXBnpIUei/BXRP9Z6aJE\" \"/tmp/NBXBnpIUei/T8VYKpyJbY\" 2>&1"
                                                                                                      2⤵
                                                                                                        PID:814
                                                                                                        • /usr/bin/gpg
                                                                                                          gpg --homedir /tmp/install-tl-20260603/tlpkg/gpg --no-secmem-warning --no-permission-warning --lock-never --status-file /tmp/NBXBnpIUei/34FouAEfHl --verify /tmp/NBXBnpIUei/BXRP9Z6aJE /tmp/NBXBnpIUei/T8VYKpyJbY
                                                                                                          3⤵
                                                                                                          • Checks CPU configuration
                                                                                                          • Reads runtime system information
                                                                                                          • Writes file to tmp directory
                                                                                                          PID:815
                                                                                                      • /bin/sh
                                                                                                        sh -c "df -Pk \"/usr/local/\""
                                                                                                        2⤵
                                                                                                          PID:821
                                                                                                          • /bin/df
                                                                                                            df -Pk /usr/local/
                                                                                                            3⤵
                                                                                                            • Reads runtime system information
                                                                                                            PID:822
                                                                                                        • /usr/local/sbin/clear
                                                                                                          clear
                                                                                                          2⤵
                                                                                                            PID:823
                                                                                                          • /usr/local/bin/clear
                                                                                                            clear
                                                                                                            2⤵
                                                                                                              PID:823
                                                                                                            • /usr/sbin/clear
                                                                                                              clear
                                                                                                              2⤵
                                                                                                                PID:823
                                                                                                              • /usr/bin/clear
                                                                                                                clear
                                                                                                                2⤵
                                                                                                                  PID:823

                                                                                                              Network

                                                                                                                    MITRE ATT&CK Enterprise v16

                                                                                                                    Replay Monitor

                                                                                                                    Loading Replay Monitor...

                                                                                                                    Downloads

                                                                                                                    34FouAEfHl

                                                                                                                    • Path /tmp/NBXBnpIUei/34FouAEfHl
                                                                                                                    • Size 524B
                                                                                                                    • SHA256 4ee26ae3c4d081952ee67e017121b172876895ea9e8597cb8816ef67dff37a48
                                                                                                                    • MD5 SHA1 SHA512 TLSH

                                                                                                                    BXRP9Z6aJE

                                                                                                                    • Path /tmp/NBXBnpIUei/BXRP9Z6aJE
                                                                                                                    • Size 488B
                                                                                                                    • SHA256 9523ce585e6ce092ef8c022aa7b3d703068089f6a7c52f21b86ffd8520e0cb87
                                                                                                                    • MD5 SHA1 SHA512 TLSH

                                                                                                                    T8VYKpyJbY

                                                                                                                    • Path /tmp/NBXBnpIUei/T8VYKpyJbY
                                                                                                                    • Size 144B
                                                                                                                    • SHA256 f1a262ca422bd56c1e3d5f829811f124862ca21e771965c75e038ca16f12276b
                                                                                                                    • MD5 SHA1 SHA512 TLSH

                                                                                                                    VXP5ZuG16y

                                                                                                                    • Path /tmp/NBXBnpIUei/VXP5ZuG16y
                                                                                                                    • Size 19.3MB
                                                                                                                    • SHA256 a67cda3368041b7af03d157035f1ccebf5c2951d80eae5c5f80794a8464ac815
                                                                                                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                                                                    rSwniJgK08

                                                                                                                    • Path /tmp/NBXBnpIUei/rSwniJgK08
                                                                                                                    • Size 2.6MB
                                                                                                                    • SHA256 17a27073e8e13d17ba2eab6806316f500c7edba40a0530327307bcdff5eb45a8
                                                                                                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                                                                    ccfKgzmb.s

                                                                                                                    • Path /tmp/ccfKgzmb.s
                                                                                                                    • Size 369B
                                                                                                                    • SHA256 ef9476d3d5fdef6544d34d63e85303fea911a414f7d256b2d9662db1690da9af
                                                                                                                    • MD5 SHA1 SHA512 TLSH

                                                                                                                    dummy.c

                                                                                                                    • Path /tmp/cgNqu74q/dummy.c
                                                                                                                    • Size 7B
                                                                                                                    • SHA256 7c725f30854a46033dd94f728ac6b08caf10845993cd3ed48e40079cdb0a76a6
                                                                                                                    • MD5 SHA1 SHA512

                                                                                                                    dummy.c

                                                                                                                    • Path /tmp/cgNqu74q/dummy.c
                                                                                                                    • Size 379B
                                                                                                                    • SHA256 2b1e759ee3b84fe2a55a0a1a97ab16a6a3e812f1df80e77e0952ebd99b8bf204
                                                                                                                    • MD5 SHA1 SHA512 TLSH