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Analysis

  • max time kernel
    294s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20231220-ja
  • resource tags

    arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    14/02/2024, 07:09

General

  • Target

    batexe.exe

  • Size

    9.4MB

  • MD5

    cdc9eacffc6d2bf43153815043064427

  • SHA1

    d05101f265f6ea87e18793ab0071f5c99edf363f

  • SHA256

    73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

  • SHA512

    fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6

  • SSDEEP

    196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\batexe.exe
    "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4240
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B27.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1304
        • C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
          cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:3940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe

    Filesize

    7.8MB

    MD5

    0c568c04ce0670a46677c85b5bd4d9d6

    SHA1

    bc09ed9947807a89462ebf465b31c3956b9dae3f

    SHA256

    26b36a10024cd3a01689479d18f0ad29c472a1fb26ceba7c580c967de7c516ae

    SHA512

    2edb607fe43e1ff208bbd24f558cabb4419a3996a271f784d5cdf2321ec4a481db68a99e2da8a742468917f96dbfd09beb4a576aabcc37769e7e537e6ebfe9f0

  • C:\Users\Admin\AppData\Local\Temp\98C5.tmp\b2e.exe

    Filesize

    9.2MB

    MD5

    d01de7fde330c0912f6cfa275e8c4bff

    SHA1

    68288153133e78ff94b7236454a5efb9f62ec82d

    SHA256

    668f6b90a312a6766f8a28fcb865e0a387f213bf32379b618b6895b2aa4de29d

    SHA512

    dddb4041b14d8bb6ea34536c75076b193cf724c7de2088c2be4c5fcb04b4cab8ec3f499839616a07e92773f8b30df68f136a6d71c3760bfd936e7ad29652b0fe

  • C:\Users\Admin\AppData\Local\Temp\9B27.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

  • C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

    Filesize

    1.8MB

    MD5

    d80b98cad14ab7d8ad49bdea10bf6f78

    SHA1

    e36f47025de04864ea3233b946593dc46c7588dd

    SHA256

    87fef499779eccf1270b3f4b1b875f43ef9085178f27475affd5310df78ece4b

    SHA512

    bc5b18eca17a407e1eb233ebd14921a3150e77362ee337dbdb730fd4462e836553f5eefa6c484e1dadcf52e6fc2683dab7b9e2b2182d9b5fa939e48dbc6a8688

  • C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

    Filesize

    1.9MB

    MD5

    5263b3c42459f298245563a378085583

    SHA1

    8033595357cf0fb205cd2f07211e6dcddbafdb94

    SHA256

    c9590a9d9c5852277010621562e001f0ae7b86e0da536961370234cc68f55c68

    SHA512

    88f340b1f64450b01db7892fb1d3a67add59a96823bbe29eecce507ab8767255fa910a89453e988eeb611e6a5db871b97ebc688090fe019638ce4ea5fa431206

  • C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

    Filesize

    836KB

    MD5

    aeab40ed9a8e627ea7cefc1f5cf9bf7a

    SHA1

    5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

    SHA256

    218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

    SHA512

    c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

  • C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    2.5MB

    MD5

    d556d2f42952feca6ce9564bc4d61d99

    SHA1

    7f99cd3752d48b157fb7109c480800baf3414d02

    SHA256

    5a3db482760efa13421e809b94bd5abcb71cfa3728efaf18a4c6aff5c19b33c4

    SHA512

    49adfe1503b0c512309ec1363e2217777ec5b8b1af3ffe0d90dd1ed2fef79702bd211a98d9b6d6b425f56238127ed47693b76255ced0a65039534a70a6020db1

  • C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • \Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

    Filesize

    1.2MB

    MD5

    7cf672bee2afba2dcd0c031ff985958e

    SHA1

    6b82a205db080ffdcb4a4470fce85a14413f3217

    SHA256

    c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

    SHA512

    3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

  • \Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    2.0MB

    MD5

    ebf2d9ab31b0c64346b79f5dc4eb70db

    SHA1

    477c983768db542a0ea5a9faee2a799dd145e83b

    SHA256

    3dfea7ebd2d6f4fda111ddbcfab2a374fb0e720f0d67241ee7da02c6fc881903

    SHA512

    288b7cac05f142a8060bf276e2bc48accd9ff154246ebf58a056c4105d4fc47392e99d49e6dedf4bd6e1be2a11d1582312412bc308e4d1a3346a846c906bfe83

  • \Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    1.8MB

    MD5

    e996171118851ae5747b946f8eecd2b0

    SHA1

    2ca1dc32df7a1262b535137ad236f120c74ec54e

    SHA256

    ba435bc42e48b6b6c81d13a3fdaa8fbeac07cfe402ce328698ff07ec847e156e

    SHA512

    15d5f5fe70d349d14c81b1f618b8b7672b53c377a0af90e6221aab6fa5f7badd0ef0709400050e65c7ae0ddaf90bad06f22ffdd3f10815bf60290f2d6983eb64

  • memory/912-5-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/3940-42-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/3940-66-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-101-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-41-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/3940-43-0x00000000536F0000-0x0000000053788000-memory.dmp

    Filesize

    608KB

  • memory/3940-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

    Filesize

    24.7MB

  • memory/3940-45-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-96-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-51-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-56-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-40-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-76-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-81-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3940-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4240-50-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4240-6-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB