Analysis

  • max time kernel
    296s
  • max time network
    308s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    19/02/2024, 15:53

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:552
    • C:\Users\Admin\AppData\Local\Temp\8A9C.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\8A9C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8A9C.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:1440
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\93D4.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1116
        • 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:5024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\8A9C.tmp\b2e.exe

          Filesize

          8.2MB

          MD5

          ded291369ccafa116b48b9581741eacd

          SHA1

          ab9be26eeebcb0c4f39e03c891620f5fe2efd6db

          SHA256

          d0afb98b1a45ac273afb62620d37dabe377835be9e0ca10a32eba55ed0e63a4e

          SHA512

          810ad8bd38f2311545d4b05b0a17693bd0954ad66e4c72318dfcba849b15ab139f4a68459aaacab3ddbe7719a6070aaa87c9354aa44164224083af3e5baf4bb3

        • C:\Users\Admin\AppData\Local\Temp\8A9C.tmp\b2e.exe

          Filesize

          2.3MB

          MD5

          7e118ee82c731a138d2c0ffe58f39bb3

          SHA1

          f0535a0081fe4f5520f213261ab48ccd2a76240a

          SHA256

          ac9a081e1e5dc85d5fb27a89ba974d48c0b983b3a43adf197381be8694448123

          SHA512

          3cef77c1a9f445e7dc4d857284520af0fa6c439de0c7dfd6fb74b817e99bb540d031984a99fa4b55401dd5c04ad2ba1b39c93d929fc528e54a7f51beccea5727

        • C:\Users\Admin\AppData\Local\Temp\8A9C.tmp\b2e.exe

          Filesize

          2.2MB

          MD5

          b6a558633dc13e01c86f714214bdd894

          SHA1

          95921cb72467d2a69885d7987fa6990ed3756e81

          SHA256

          85cd30b679653b5cc0ca0c6cb9e56e841122391168a2237121da79b28b9fd507

          SHA512

          d55e570830a21e8ffe9d7a769576afce67fa05396d4450818bfa45132e1f10e5bf8f10026e9fa621f0451f8908d7c9bff9590f64a85d5048af173f5e529aa7c2

        • C:\Users\Admin\AppData\Local\Temp\93D4.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

          4.4MB

          MD5

          39710041293b204f41d33118078131b2

          SHA1

          283af7d0c3c59bdea29787b3a91c9cae8930afe1

          SHA256

          05c973d37615e361148c9998e6163ed3675d702945a69634ad319277e7e71d95

          SHA512

          e2682d4ff164a49b863aecb74691b6057db146733834fe5dcf53abb9c2946f6b75c9d323fceaa2ce2fa0d149676329ef326e9a744603b3b03f356d63cd3b325f

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

          Filesize

          192KB

          MD5

          62069650d62f76a4cdf0e81172d99993

          SHA1

          3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e

          SHA256

          779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c

          SHA512

          ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b

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

          Filesize

          1.4MB

          MD5

          14d44de2a376b1198061fc01858e2b2d

          SHA1

          8a1b58e76c5e430eb5ff096dbf2a38f26dca3374

          SHA256

          8f5659ad955880f7cab780654c4de0e32e7891d156f9c13162c7eca5a930da70

          SHA512

          bd606f91db78afeee442dca17ee6d96d49af8498d746e622e882ce5350dbe170d089fe9c3e3d58ac533e05a49c97a685087395e74d28499aaf28deef66c3486c

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

          Filesize

          606KB

          MD5

          585efec1bc1d4d916a4402c9875dff75

          SHA1

          d209613666ccac9d0ddab29a3bc59aa00a0968fa

          SHA256

          2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

          SHA512

          b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

        • memory/552-8-0x0000000000400000-0x000000000393A000-memory.dmp

          Filesize

          53.2MB

        • memory/1440-9-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/1440-58-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/5024-44-0x0000000070800000-0x00000000708BC000-memory.dmp

          Filesize

          752KB

        • memory/5024-59-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-46-0x000000005B2D0000-0x000000005B368000-memory.dmp

          Filesize

          608KB

        • memory/5024-47-0x0000000001010000-0x00000000028C5000-memory.dmp

          Filesize

          24.7MB

        • memory/5024-48-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-53-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-43-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-45-0x0000000061440000-0x000000006156B000-memory.dmp

          Filesize

          1.2MB

        • memory/5024-64-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-69-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-84-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-89-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-94-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-99-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/5024-104-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB