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Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2023, 15:02

General

  • Target

    PAYMENT BANK INSTRUCTION COPY.exe

  • Size

    495KB

  • MD5

    ef485efc8a94d9e7fc3bb0379a44f084

  • SHA1

    6aa85df83a914bf32bd5165cd1299d26f1905dfb

  • SHA256

    378f4daa6190153fc7f9cac724c04ad425e83918d92cfd3a186bceab66bae343

  • SHA512

    0939bbfa97c2fb302b32c5f6598bbd510a203fc59dfc4c8a4e6b1105dff998f405903487e9c70439a51225ce3693f40baf85c9bb335a4a60023ef87717bac332

  • SSDEEP

    12288:2nXB9dO8KsqQnirS0DSngIE0SCAtRnZagLCWh:2R9M8Kj9SJgT0sVZnLCWh

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LPuYvaJpW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE4F2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2736
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
      "{path}"
      2⤵
        PID:2828
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
        "{path}"
        2⤵
          PID:2712
        • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
          "{path}"
          2⤵
            PID:2708
          • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
            "{path}"
            2⤵
              PID:2728
            • C:\Users\Admin\AppData\Local\Temp\PAYMENT BANK INSTRUCTION COPY.exe
              "{path}"
              2⤵
                PID:2744

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmpE4F2.tmp

              Filesize

              1KB

              MD5

              52ded2d3d5db403471e3938b79744076

              SHA1

              d8683e240d5bf8f5e8f486ca051d2546f394a16f

              SHA256

              228b82fb96490804934c461f22e23a87f9de942f1b206468fb8a820eeb1ff05d

              SHA512

              23c0cde17e2821a7471c44e50f435bd71b4107a2dc9e627e6d5fcec09e069169a04b361c9f649ba0a9ce7edd0872ffac12c46b3d8b1ca3a295b7648ff1dce156

            • memory/2164-0-0x0000000000BA0000-0x0000000000C22000-memory.dmp

              Filesize

              520KB

            • memory/2164-1-0x00000000743B0000-0x0000000074A9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2164-2-0x0000000000B20000-0x0000000000B60000-memory.dmp

              Filesize

              256KB

            • memory/2164-3-0x00000000043E0000-0x0000000004492000-memory.dmp

              Filesize

              712KB

            • memory/2164-4-0x00000000743B0000-0x0000000074A9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2164-5-0x0000000000B20000-0x0000000000B60000-memory.dmp

              Filesize

              256KB

            • memory/2164-6-0x0000000000290000-0x00000000002A4000-memory.dmp

              Filesize

              80KB

            • memory/2164-7-0x00000000051B0000-0x000000000520E000-memory.dmp

              Filesize

              376KB

            • memory/2164-8-0x0000000000740000-0x0000000000746000-memory.dmp

              Filesize

              24KB

            • memory/2164-12-0x00000000743B0000-0x0000000074A9E000-memory.dmp

              Filesize

              6.9MB