Analysis

  • max time kernel
    200s
  • max time network
    245s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 14:32

General

  • Target

    aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.exe

  • Size

    2.3MB

  • MD5

    6d9798f950938642bbf94e6abb243a51

  • SHA1

    c817fd99254d468a7e9a73c91434a64e0cf5fdac

  • SHA256

    aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff

  • SHA512

    aad5c3c15b999ae121a71029eb16d83da47d63f4e8665fd1ef1299c316da318eeb3484dd759bc7f2de4859737461f73281c8f714a2e76bcbbec36263f5624814

  • SSDEEP

    49152:30jK9+LZgo+QL8Xskc+7tthFx4PGlLcKkqItPWVebA5rOYiZnf:Ej+u2olLUrJ50GcKkqItPWVebSivZnf

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\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.exe
    "C:\Users\Admin\AppData\Local\Temp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Users\Admin\AppData\Local\Temp\is-VEVJ3.tmp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VEVJ3.tmp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.tmp" /SL5="$30030,1735105,70144,C:\Users\Admin\AppData\Local\Temp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:176

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    183KB

    MD5

    db25dfdd4c1f2b65c68a230881072695

    SHA1

    94cd6a3438041f0e61b0a1bea7b66461854efe69

    SHA256

    1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

    SHA512

    db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

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

    Filesize

    183KB

    MD5

    db25dfdd4c1f2b65c68a230881072695

    SHA1

    94cd6a3438041f0e61b0a1bea7b66461854efe69

    SHA256

    1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

    SHA512

    db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

  • C:\Users\Admin\AppData\Local\Temp\is-VEVJ3.tmp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • C:\Users\Admin\AppData\Local\Temp\is-VEVJ3.tmp\aefc532dadd8893cb41f190e4eed06a93176218b4fde6e8ce068ddb76d3aefff.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • memory/176-140-0x0000000003AC0000-0x0000000003AF7000-memory.dmp

    Filesize

    220KB

  • memory/3876-132-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/3876-137-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/3876-141-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB