Analysis

  • max time kernel
    293s
  • max time network
    301s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    19/02/2024, 16:25

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:2076
    • C:\Users\Admin\AppData\Local\Temp\9616.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\9616.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9616.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:3684
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\98E4.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2220
        • 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:3248

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\9616.tmp\b2e.exe

          Filesize

          14.1MB

          MD5

          b6a824b01b09fd8b1c983df6bf4e977e

          SHA1

          ff777148e4c7b2b727760d992974c87b45b397a3

          SHA256

          cc7f49794559d81df69a5fc95bed6626fbfb814a2a9491b509259e1810705250

          SHA512

          caf582fd3f2bca86c0974fe9e7227b36b50178556c47ab03197ea33d61b1b8aceea97adcd97c46461e087a2db7a10550b0e71197da6c2172ee16b86d9c4f38e6

        • C:\Users\Admin\AppData\Local\Temp\9616.tmp\b2e.exe

          Filesize

          7.6MB

          MD5

          55aafea386fe936f8cf36a68f18843f1

          SHA1

          f2469e22f5da5d6920b46039eeb0a86648cd6c90

          SHA256

          bd4be0b0a70faaf29905ccaf23e84e7b5262e4aa0de1536242a6e6fb0b742438

          SHA512

          48e91ef5ebbdcd90dc179c3af603de3178b93d94022ac9658e3614966fa479f71135280c5b6eb43985b0bb919d0a4e16056df4efd4afc0ffe15afec2b33b1f12

        • C:\Users\Admin\AppData\Local\Temp\9616.tmp\b2e.exe

          Filesize

          8.0MB

          MD5

          7279634f0e380860d67384613122a9b4

          SHA1

          5d0537b4005e31cc6f7a80cadd7ff60c58ba945c

          SHA256

          36f68e917f927c17c9e1aaf09c4f5daa592475d037272aeec658689c7a571678

          SHA512

          ab5ccebcc50e9af826b72764aed37a688c5a142badd8ce5ea388f9661ff373cd67ca4a7006f1217fb261fbe4c6454e369012caadc8ad2d0d6f7a874462800bac

        • C:\Users\Admin\AppData\Local\Temp\98E4.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

          4.2MB

          MD5

          aff0055164dab7d37064632c3c6cc649

          SHA1

          9bb5c7ddb0e101684cff40a63e0416a2b3565200

          SHA256

          93fa7b9b3862b92612530e3dddf0d898ccc9cb4881852653f14f739dcef7fec1

          SHA512

          e5c6b9d751da5e1e72935be4feaac2efa45d79f3f5379768d1d9d541b8cbd297a2c2458dcf0a8123ea90b9c6e18c3dbbf64766bc4da8d1e09f952cdbab141ec5

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

          Filesize

          10.2MB

          MD5

          fd23df31d42a1022145699636d04b33a

          SHA1

          f87e83dc5d4ea01d43977ab48c830c7d2899c6a5

          SHA256

          2655ca5f793d7a39aea7e4f65de131ccf07abd664a8b37a09cae5dea47eb65d0

          SHA512

          d5d4d96313cae49a4713d41f43a3f9edb9c65193128f413ced27995a4a8576bc944ba63f58924f5727f165b84e162b343356dc82961b6421c55194f84d7fb760

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

          Filesize

          8.5MB

          MD5

          901c97f3bb1786c867a104f2dc4fc4fa

          SHA1

          bb5526b9e8f8fb6eb55b69dd5455bc2d78309210

          SHA256

          5f478c6ebaccc2aa8bd8a23aaa1f1064a62ad5b77744bc940e763737c698b79e

          SHA512

          b44181e7d35a56b0d3ed976c8f3404b49910d5e39f7f2bdc75fb9cd8b58a4e52b6b9e5b648dd440077bc0ae84a0dc7aecddc2ac2282c86a07223451c2934fcd0

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

          Filesize

          606KB

          MD5

          585efec1bc1d4d916a4402c9875dff75

          SHA1

          d209613666ccac9d0ddab29a3bc59aa00a0968fa

          SHA256

          2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

          SHA512

          b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

        • memory/2076-7-0x0000000000400000-0x000000000393A000-memory.dmp

          Filesize

          53.2MB

        • memory/3248-43-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-69-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-99-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-45-0x00000000569B0000-0x0000000056A48000-memory.dmp

          Filesize

          608KB

        • memory/3248-46-0x0000000061440000-0x000000006156B000-memory.dmp

          Filesize

          1.2MB

        • memory/3248-47-0x0000000000E80000-0x0000000002735000-memory.dmp

          Filesize

          24.7MB

        • memory/3248-48-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-94-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-54-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-59-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-44-0x0000000070800000-0x00000000708BC000-memory.dmp

          Filesize

          752KB

        • memory/3248-79-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-84-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3248-89-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/3684-53-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/3684-9-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB