Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2022, 13:35

General

  • Target

    ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.exe

  • Size

    2.3MB

  • MD5

    820eea17bed100562380a8d4bf1c079a

  • SHA1

    8e5b73efe2dec53aabe7dece965fc8ff619769de

  • SHA256

    ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1

  • SHA512

    2524c44b94c7f2d32aaebe76ab1b0adc1814d2c34b8b22abfbc1678d4ebdf5da3b511ee357458c52fc8001cd864796765c3e80b290a4f1ee1b5f151a7941e46d

  • SSDEEP

    49152:ru26FYYHawTokhyUT7aVa3+gws2GsMI9K2upHJcQrtnGQRoEebA5rOYiZnr:C2+HNj6V4T7IMRp9JGgoEebSivZnr

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\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.exe
    "C:\Users\Admin\AppData\Local\Temp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Users\Admin\AppData\Local\Temp\is-M6EFF.tmp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-M6EFF.tmp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.tmp" /SL5="$90068,1737902,70144,C:\Users\Admin\AppData\Local\Temp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:3420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-HFM0K.tmp\DownLib.dll

    Filesize

    183KB

    MD5

    db25dfdd4c1f2b65c68a230881072695

    SHA1

    94cd6a3438041f0e61b0a1bea7b66461854efe69

    SHA256

    1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

    SHA512

    db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

  • C:\Users\Admin\AppData\Local\Temp\is-HFM0K.tmp\DownLib.dll

    Filesize

    183KB

    MD5

    db25dfdd4c1f2b65c68a230881072695

    SHA1

    94cd6a3438041f0e61b0a1bea7b66461854efe69

    SHA256

    1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

    SHA512

    db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

  • C:\Users\Admin\AppData\Local\Temp\is-M6EFF.tmp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • C:\Users\Admin\AppData\Local\Temp\is-M6EFF.tmp\ab08cd0b4e08be9e1594920a32b16a01875cb9789b7b9d021d63370f636d58f1.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • memory/3060-132-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/3060-137-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/3420-140-0x0000000003AA0000-0x0000000003AD7000-memory.dmp

    Filesize

    220KB