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Analysis

  • max time kernel
    291s
  • max time network
    299s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-ja
  • resource tags

    arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    24/02/2024, 03:59

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:1292
    • C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C17B.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:4316
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C4F6.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3868
        • 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:4080

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe

    Filesize

    4.5MB

    MD5

    ed40f91e17eda2fe09e9ab494bc9b098

    SHA1

    02bfd9476cf8b64f6eb9e2a76a6a8aecdd5b0fa2

    SHA256

    c817ac10e9e553f5ab2f66c545b91d007e197fab80961c5b76a9b260e8ef118b

    SHA512

    898768ad6e511d9c18c68f05b602e83e2f282019438e5aa2744c5a847ececd755bcb327d3b16954e44a49651ff3bc2d0fe9535460905e8cec35b8f81d6ee81c8

  • C:\Users\Admin\AppData\Local\Temp\C17B.tmp\b2e.exe

    Filesize

    4.6MB

    MD5

    7d7868459691a2c328873b785a431e5c

    SHA1

    6c3ff9e0d21a95df0900c498d1bd6b29b6a780d9

    SHA256

    fc1461f288f8798085b382f92a49c1f41127d18a15ff96d5c772f58a34c032c5

    SHA512

    e6cd8ff58d9b05ea241678f213047b679b1df9787d5f3608015764a4bf3b46bfb6c76e6b6c7407cde0c1200d5c95720a602a857710b3fe615990f4cab5269b63

  • C:\Users\Admin\AppData\Local\Temp\C4F6.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\libstdc++-6.dll

    Filesize

    3.5MB

    MD5

    3ebd3b1ea94b9561654d3fe10a7a93a1

    SHA1

    07e9535d49687d63656ee84803818c98d8be92f2

    SHA256

    ee5e7a7007e9876779b0e7b5a610a221a2f2e73792a0e44e7518303fb146a094

    SHA512

    fb048e2d81cc2e1f7fa760e11b34ff13dbbfb071df5ad8d313d68e216e4b8f89fefc7349d02fb64a5c8df3765ad83a000b308077c3dab8fc5552afac278b9408

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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

    Filesize

    836KB

    MD5

    aeab40ed9a8e627ea7cefc1f5cf9bf7a

    SHA1

    5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

    SHA256

    218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

    SHA512

    c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

  • \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

    3.8MB

    MD5

    dd7f5296c3449f5c0fb53e3bfd6dd22d

    SHA1

    c106c0163ca3694feaba4eb4283401f1825a6caa

    SHA256

    7c37152f3f6cd6b0b62d548b695b1581f1a4480a089236c2baa11cf142aa3c7f

    SHA512

    b2e69754372c6911dd7576d4a8d4c88062c69737a4eb5aec1ee7cc08dd76b8ee7d91fb3ee1f4622c661aac3c6318963302ba8038a68bf6716a506e49d5b7f053

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

    Filesize

    3.5MB

    MD5

    f6da1992317e3ba79f934c2b906858ac

    SHA1

    ae7418ae2128dc39b77bce44f17f4092a932bca4

    SHA256

    0361cdca2654bbe9dbe975a29c274241db02830f0e85b1f8a8ab1c4c671c3405

    SHA512

    e32d627376eb6308f5c6a91c1870e556ae79603ba61efb082fbd77f7c7874450564c7a259e9d0d37c042a4126c1d76548ef51834f9879807d47c32e7ea7d7e8d

  • memory/1292-5-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/4080-41-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/4080-56-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-42-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/4080-101-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-40-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

    Filesize

    24.7MB

  • memory/4080-45-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-51-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-43-0x000000006C310000-0x000000006C3A8000-memory.dmp

    Filesize

    608KB

  • memory/4080-61-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-66-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-71-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-76-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-81-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4080-86-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4316-50-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4316-4-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB