Analysis

  • max time kernel
    92s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/11/2022, 02:45

General

  • Target

    e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.exe

  • Size

    3.0MB

  • MD5

    4563e1ab2e6df7718322786f2e53e328

  • SHA1

    f8d2b5f6def218de6902ec0f6681e12715df738d

  • SHA256

    e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4

  • SHA512

    2d3d596fda75e9234fafea9ee062e1687a80f10457ca90b0f077aa5fbad743003d8f56bbd8a3eca45e496a3556893392616518d5a614e9d73e6fbc1334ac7ee8

  • SSDEEP

    98304:DQihgpw4hNxdGgZD1UnLAK1Sv3MonebSivZnA:DpUw4VdGw12ZgE4e2Ui

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.exe
    "C:\Users\Admin\AppData\Local\Temp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\is-J4NUU.tmp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-J4NUU.tmp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.tmp" /SL5="$100044,2499111,70144,C:\Users\Admin\AppData\Local\Temp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:4944

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\is-5D26S.tmp\DownLib.dll

          Filesize

          183KB

          MD5

          db25dfdd4c1f2b65c68a230881072695

          SHA1

          94cd6a3438041f0e61b0a1bea7b66461854efe69

          SHA256

          1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

          SHA512

          db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

        • C:\Users\Admin\AppData\Local\Temp\is-5D26S.tmp\DownLib.dll

          Filesize

          183KB

          MD5

          db25dfdd4c1f2b65c68a230881072695

          SHA1

          94cd6a3438041f0e61b0a1bea7b66461854efe69

          SHA256

          1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

          SHA512

          db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

        • C:\Users\Admin\AppData\Local\Temp\is-J4NUU.tmp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • C:\Users\Admin\AppData\Local\Temp\is-J4NUU.tmp\e9c3adbbe89eb7dfa0aad8c75eeb86b2f77f494b034533b6685005b1f85679e4.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • memory/4308-132-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4308-134-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4308-141-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/4944-140-0x0000000003BE0000-0x0000000003C17000-memory.dmp

          Filesize

          220KB