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Resubmissions

02/11/2023, 08:28

231102-kdepaahe7v 10

02/11/2023, 08:25

231102-kbbjvabd87 10

02/11/2023, 08:23

231102-kaly7ahe31 10

31/10/2023, 10:42

231031-mr4lnsfe3y 10

Analysis

  • max time kernel
    62s
  • max time network
    84s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20231026-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20231026-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    02/11/2023, 08:25

General

  • Target

    3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf

  • Size

    611KB

  • MD5

    85682d3effdb2d559fd84df491e9461a

  • SHA1

    2fb53f36a77339e1dd8458dd3fe561355de76211

  • SHA256

    3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

  • SHA512

    f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

  • SSDEEP

    12288:FBXOvdwV1/n/dQFhWlH/c1dHo4h9L+zNZrryT6yF8EEP4UlUuTh1Ae:FBXmkN/+Fhu/Qo4h9L+zNNyBVEBl/91f

Malware Config

Extracted

Family

xorddos

C2

http://www1.gggatat456.com/dd.rar

ppp.gggatat456.com:1525

ppp.xxxatat456.com:1525

p5.dddgata789.com:1525

p5.lpjulidny7.com:1525

Attributes
  • crc_polynomial

    EDB88320

xor.plain

Signatures

  • XorDDoS

    Botnet and downloader malware targeting Linux-based operating systems and IoT devices.

  • XorDDoS payload 16 IoCs
  • Deletes itself 3 IoCs
  • Executes dropped EXE 23 IoCs
  • Checks CPU configuration 1 TTPs 1 IoCs

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

  • Creates/modifies Cron job 1 TTPs 2 IoCs

    Cron allows running tasks on a schedule, and is commonly used for malware persistence.

  • Modifies init.d 1 TTPs 1 IoCs

    Adds/modifies system service, likely for persistence.

  • Write file to user bin folder 1 TTPs 5 IoCs
  • Reads runtime system information 10 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
    /tmp/3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
    1⤵
      PID:1542
    • /bin/sh
      sh -c "sed -i '/\\/etc\\/cron.hourly\\/gcc.sh/d' /etc/crontab && echo '*/3 * * * * root /etc/cron.hourly/gcc.sh' >> /etc/crontab"
      1⤵
      • Creates/modifies Cron job
      PID:1548
      • /bin/sed
        sed -i "/\\/etc\\/cron.hourly\\/gcc.sh/d" /etc/crontab
        2⤵
        • Reads runtime system information
        PID:1549
    • /bin/chkconfig
      chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
      1⤵
        PID:1545
      • /sbin/chkconfig
        chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
        1⤵
          PID:1545
        • /usr/bin/chkconfig
          chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
          1⤵
            PID:1545
          • /usr/sbin/chkconfig
            chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
            1⤵
              PID:1545
            • /usr/local/bin/chkconfig
              chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
              1⤵
                PID:1545
              • /usr/local/sbin/chkconfig
                chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
                1⤵
                  PID:1545
                • /usr/X11R6/bin/chkconfig
                  chkconfig --add 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf
                  1⤵
                    PID:1545
                  • /bin/update-rc.d
                    update-rc.d 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf defaults
                    1⤵
                      PID:1547
                    • /sbin/update-rc.d
                      update-rc.d 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf defaults
                      1⤵
                        PID:1547
                      • /usr/bin/update-rc.d
                        update-rc.d 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf defaults
                        1⤵
                          PID:1547
                        • /usr/sbin/update-rc.d
                          update-rc.d 3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf defaults
                          1⤵
                            PID:1547
                            • /bin/systemctl
                              systemctl daemon-reload
                              2⤵
                              • Reads runtime system information
                              PID:1553
                          • /usr/bin/ypcgbteiyg
                            /usr/bin/ypcgbteiyg bash 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1558
                          • /usr/bin/ypcgbteiyg
                            /usr/bin/ypcgbteiyg bash 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1562
                          • /usr/bin/ypcgbteiyg
                            /usr/bin/ypcgbteiyg ifconfig 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1566
                          • /usr/bin/ypcgbteiyg
                            /usr/bin/ypcgbteiyg gnome-terminal 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1568
                          • /usr/bin/ypcgbteiyg
                            /usr/bin/ypcgbteiyg uptime 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1572
                          • /usr/bin/xldqdjyzks
                            /usr/bin/xldqdjyzks "grep \"A\"" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1618
                          • /usr/bin/xldqdjyzks
                            /usr/bin/xldqdjyzks top 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1621
                          • /usr/bin/xldqdjyzks
                            /usr/bin/xldqdjyzks pwd 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1624
                          • /usr/bin/xldqdjyzks
                            /usr/bin/xldqdjyzks "sleep 1" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1627
                          • /usr/bin/xldqdjyzks
                            /usr/bin/xldqdjyzks "cd /etc" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1630
                          • /usr/bin/trdfomjisd
                            /usr/bin/trdfomjisd "ls -la" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1633
                          • /usr/bin/trdfomjisd
                            /usr/bin/trdfomjisd who 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1636
                          • /usr/bin/trdfomjisd
                            /usr/bin/trdfomjisd pwd 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1639
                          • /usr/bin/trdfomjisd
                            /usr/bin/trdfomjisd "ifconfig eth0" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1642
                          • /usr/bin/trdfomjisd
                            /usr/bin/trdfomjisd su 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1645
                          • /usr/bin/butauxogtd
                            /usr/bin/butauxogtd "ifconfig eth0" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1648
                          • /usr/bin/butauxogtd
                            /usr/bin/butauxogtd pwd 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1651
                          • /usr/bin/butauxogtd
                            /usr/bin/butauxogtd "ps -ef" 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1653
                          • /usr/bin/butauxogtd
                            /usr/bin/butauxogtd who 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1657
                          • /usr/bin/butauxogtd
                            /usr/bin/butauxogtd bash 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1660
                          • /usr/bin/frppszxbmk
                            /usr/bin/frppszxbmk who 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1665
                          • /usr/bin/frppszxbmk
                            /usr/bin/frppszxbmk bash 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1668
                          • /usr/bin/frppszxbmk
                            /usr/bin/frppszxbmk bash 1543
                            1⤵
                            • Executes dropped EXE
                            PID:1670

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • /etc/cron.hourly/gcc.sh

                            Filesize

                            228B

                            MD5

                            3bab747cedc5f0ebe86aaa7f982470cd

                            SHA1

                            3c7d1c6931c2b3dae39d38346b780ea57c8e6142

                            SHA256

                            74d31cac40d98ee64df2a0c29ceb229d12ac5fa699c2ee512fc69360f0cf68c5

                            SHA512

                            21e8a6d9ca8531d37def83d8903e5b0fa11ecf33d85d05edab1e0feb4acac65ae2cf5222650fb9f533f459ccc51bb2903276ff6f827b847cc5e6dac7d45a0a42

                          • /etc/init.d/3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba.elf

                            Filesize

                            605B

                            MD5

                            422d14188d05ccccbd7d6c01b3a633fc

                            SHA1

                            cfc080d110a8c19b65554fa4779537a769353504

                            SHA256

                            f396b4e2dc56426e0b65860d408c989dd09e732c953a4be2ea235c6a040fade2

                            SHA512

                            44fa90ca306668779a441cfc1344eb18ded225a4e72011cac0b8f90e1326724ea977c24f4bd173d2c9bacb02fef8369ccd2f94e4c3c84ba1d2966c79b3e4a3e8

                          • /etc/sed8m4B4E

                            Filesize

                            722B

                            MD5

                            8f111d100ea459f68d333d63a8ef2205

                            SHA1

                            077ca9c46a964de67c0f7765745d5c6f9e2065c3

                            SHA256

                            0e5c204385b21e15b031c83f37212bf5a4ee77b51762b7b54bd6ad973ebdf354

                            SHA512

                            d81767b47fb84aaf435f930356ded574ee9825ec710a2e7c26074860d8a385741d65572740137b6f9686c285a32e2951ca933393b266746988f1737aad059adb

                          • /lib/libudev.so

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /run/gcc.pid

                            Filesize

                            32B

                            MD5

                            5f3e3b3d27637d2c0ebd536efcb4399a

                            SHA1

                            9f0c67d03b69a235cd353b9cc7114156bc2fb289

                            SHA256

                            c0c6c0d1d1e2b61e3fa0d425598e6bd83e2b66845169f586ec4c26d62965da27

                            SHA512

                            caefde10494cb0163d2ed9e7d07a8e445644972f6858962a7523ecb0d1f5cda9e7243e558f09da279b855d41eebafa69e192d447437a8b7663e1f1e9011dc146

                          • /usr/bin/butauxogtd

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /usr/bin/butauxogtd

                            Filesize

                            611KB

                            MD5

                            e79f754bd3355dc991585cc6eedf1a9b

                            SHA1

                            7f869cae5df6d7edb2ece7208f6d8687b9cc6162

                            SHA256

                            f315b8923b540f3420ade4109b7dee9599b3f337c88275c7f3c6a93fd3304767

                            SHA512

                            24d8ef74c61b8c08c1c9261585953a8c4fa49d0e3dc267f127cd88d23aa46c0c049f4599a24fb9feee1ee72d02f7364035d81b0b38291260cbae2c54b0b23236

                          • /usr/bin/butauxogtd

                            Filesize

                            611KB

                            MD5

                            0a23399a4723cfa0640c1a865002c2ae

                            SHA1

                            9232f7baa8818ec4b744ac44b76be605307a87ac

                            SHA256

                            21b6773fa621fc9275f610e5874d76eb371bd930e0d84d5051f30d383bdb5c70

                            SHA512

                            dc021271656fb5e9f64e2b19dec6937d279ef2cd79ff6a1f74c4f25d2fa751150a5dd25d83d8d24067385809d37fe6eeb9e013306d56b024c194a95d6d1047cf

                          • /usr/bin/frppszxbmk

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /usr/bin/frppszxbmk

                            Filesize

                            611KB

                            MD5

                            82d0ff3b284bf537e84854f4e1e00e98

                            SHA1

                            04b34908d869f4c24bc9baf611d50558447ec225

                            SHA256

                            175806b7eacf0c69f0e65b45219edd46fdf3069ad218528cab1f65042b92fcb1

                            SHA512

                            861e9e49cc6fccd5b142ec04173d362acbf86f07a1ad82b6130d39857c69ec74eba3e52464c092d6aebc3c75a12e4a10e1e828f2154835511a2ba4a47e5755e8

                          • /usr/bin/frppszxbmk

                            Filesize

                            611KB

                            MD5

                            01b83c2674cda79f765c8b7c03827394

                            SHA1

                            6c830f4024edff48dc93fc7cdfc9baafdd71406f

                            SHA256

                            791587aa4391c7e08ccffd1afda1b75126bdb2045d8a9fe08d199df4f4467c6a

                            SHA512

                            d3ba3fdc9acf8cc5d5e35c97b1ad46e45667e6789ae0b61a2499cfbf130dbdb07cda7f7dc898a3346dfc80f49f5aa848a483af8f5475ace918bcbfed65ddf1e3

                          • /usr/bin/trdfomjisd

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /usr/bin/trdfomjisd

                            Filesize

                            611KB

                            MD5

                            3cc4342204fd9db1490f67be387ab176

                            SHA1

                            d74c34a0aeac43a270f2f0fd9bee848db47e103b

                            SHA256

                            13b8b772590a4cd7a8a980c65fb2c97501957503ed58e3c39531d099f86a5de6

                            SHA512

                            dcf93e83ec43a43c9293920038a8a110b92400c6e0b49c9f55c24a4b62232ac2e624eda0888a5ce1e5939fdb5c86990007060e68db11ff3b49e1bdbbed13be06

                          • /usr/bin/trdfomjisd

                            Filesize

                            611KB

                            MD5

                            604fc74286115afdf45299210527501d

                            SHA1

                            58170011e70b482b17509de154fd929954995be0

                            SHA256

                            6d70a880be3ece742d5c2237af4fc23610f6d1a2f6abb15729b163260c8bd93b

                            SHA512

                            adff8904550af89115d33b6d8ff237070ca360f9f01d64b45b6d7da980a0ad1cfe0c7d1e6de79105a59e1419ea81c40ad8138a27125d27101928fcd70f2c03c8

                          • /usr/bin/xldqdjyzks

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /usr/bin/xldqdjyzks

                            Filesize

                            611KB

                            MD5

                            8ced06b2b0007eef23e4739e5b796055

                            SHA1

                            7faef6187d0cf0591777e84163c318f9dd569d83

                            SHA256

                            5cfc1ea2bb0b386085f1f85021dab22bf1230d339c1548819d7481745eabdbac

                            SHA512

                            65e0fbd726814a14663787cee83ac18a54886a59a31d01f7a685786e7d81d30d037dac07369419d2480225fa4a149cd5a672b5ab72fe4d89c8e12bde6880647a

                          • /usr/bin/xldqdjyzks

                            Filesize

                            611KB

                            MD5

                            a704f22ab69158760faf20b3eeaef2c3

                            SHA1

                            402c1a8d8542c85aebf12e60ee29d53e07a852a0

                            SHA256

                            f43e1a936cfd8eab899279afceab5bcedad5b8b1f79d9bc71e481df962bfc432

                            SHA512

                            e92a2022d837f3c0f596280e23e06384df325c2ded0008dad94c974f069e3a1e56b2214b44bb8e00da55edd7cf98b5b0a41fd6ac0f438f225356b408cc944c8a

                          • /usr/bin/ypcgbteiyg

                            Filesize

                            611KB

                            MD5

                            85682d3effdb2d559fd84df491e9461a

                            SHA1

                            2fb53f36a77339e1dd8458dd3fe561355de76211

                            SHA256

                            3a8a11b60fd8e2f93d29fb46cdda68fd404b06147a7c717d3619b088e39875ba

                            SHA512

                            f4cb94b160ed93d57b05d151c949c4dfd3a8b44d45af6d9432d2a9f1fafc02dec4e66d4f3cbdeeba16c769fc97b4f48a611aa92f653b1aa8f07b90d876168a86

                          • /usr/bin/ypcgbteiyg

                            Filesize

                            611KB

                            MD5

                            0ba0575f72037e0ef3f98f5c6654d243

                            SHA1

                            6c0cebb8ba69e2be0ac8f65c8829def3381239c0

                            SHA256

                            884603d0fd6cdef6415319bb453c4fe31bd13793adadb79c8f8637294b7f8858

                            SHA512

                            137827cc946063d2f2b4267eec8b6ad0cdb0b2ce4bda149a208ce03f671fa7cdcb6a5ffa65641ced45d2f7c9a236abdd21269c36ce76a0f3d90fe6d1d6a1edaa

                          • /usr/bin/ypcgbteiyg

                            Filesize

                            611KB

                            MD5

                            86760a3874e2b7c5c0c93143d62173b2

                            SHA1

                            290e3d57a598668b1c7141a3e2c17189deb91ac4

                            SHA256

                            d9031bcf6b3f6acac1c5ccd308554b20c699cc43faf05926ad3c0ebbc13894b6

                            SHA512

                            1d651ccbc138032f6a4ce1c1997e0724e66ef60b65471b134fb0122ce3bf78fad932280107e9b4b2efbdd8aa0ed62afbe0c4947a378e946991e2b3fc4fc2fb99