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Analysis

  • max time kernel
    297s
  • max time network
    306s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    18/02/2024, 16:42

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:2216
    • C:\Users\Admin\AppData\Local\Temp\8F40.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\8F40.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8F40.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:3260
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\99FE.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1340
        • 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:4092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8F40.tmp\b2e.exe

    Filesize

    11.3MB

    MD5

    6687381524eb0ae8bde1a2b980931fa7

    SHA1

    919e15e60592c9bc1069e81f914ae8b6f871ea9c

    SHA256

    ec644f3ea897c9595af83232391865430ea6deecb899f45937ba961292aaba9f

    SHA512

    9cd3d27e8a8ab1882688070c122b2c92e9fdf5a66100c2e77316fa8698b524ed60c995e4eb18c80004db14946b09552787bb1d55474e61a17a956ed4c8a4b08d

  • C:\Users\Admin\AppData\Local\Temp\8F40.tmp\b2e.exe

    Filesize

    3.2MB

    MD5

    1e60e473db0b9bcb64c06efeecf96801

    SHA1

    fcdc665d51f58b9d6954c4016f2c779ea0028dc1

    SHA256

    3cc7150b95e2679b0d2bf6005f0be950e672884a43822f3f7343330fdc68d386

    SHA512

    b42096884ee5694093c1f4519eced92785309cfd9bbc7a9f0e3295546b9d2de64793e9775256008bebf25bb02873ebbbcf8888b55ddffaa344289c6e5dac4223

  • C:\Users\Admin\AppData\Local\Temp\8F40.tmp\b2e.exe

    Filesize

    3.1MB

    MD5

    3f29666ce7a29a024a887160e5b30881

    SHA1

    0b193c20d6d035560844f0734e7f9724ea7d8a9e

    SHA256

    e9c7a780654014f67e2031f9c0ce9dcc4119bf69b9e05ddf8e346f985b667c8c

    SHA512

    d9d672a5a6257112d421063802da5c8dbf14e79c0ff6ca81caa8841a30bd58527c54b31f4f6c29f1684ea5ee1911504815f3925a9a08e5b124777b82d9c2e4e4

  • C:\Users\Admin\AppData\Local\Temp\99FE.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

    Filesize

    1.5MB

    MD5

    4ff74831f154773ce0f6437abfd0ba4f

    SHA1

    b9ac1e63975ff7494e0f0ffb5146be8ed86d6e2c

    SHA256

    df9b335bb9a475519b633674179aa216bf844b371df7b3c5823bae50d892e7ec

    SHA512

    b972dda46990ebe84c68988a927ce74d57c0d75ba297d5ef1f938cd10eb8135a74e0dd5f97e0eea7a8301e6376ca90cab6782a8c8f3c7ef4abfef1eb3a08a524

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

    Filesize

    1.2MB

    MD5

    f1ca0e4f8c80894a61a5945f2fc27c61

    SHA1

    5d8469a5db2409fefd4dd907e3f4e21d888212d2

    SHA256

    85a6a3bf0a70ef299bf81f721b492de7d5dc9a8f73a7157c6c41bd4d8bf2957e

    SHA512

    1859c39c68c69f7d76e987b8593932f0a059fcb48d5be21bb8bb8649bcafcd4f1951043c70be114484650d08deaa1b90bd35510db7ee6a1af1cda75b6af9f3c1

  • 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

    1.1MB

    MD5

    c92c77f1a0ac6f5dc252a0e6187d8345

    SHA1

    f7814840f3adb7a5f510c3cd772682d5542880d4

    SHA256

    2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

    SHA512

    dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

    Filesize

    1024KB

    MD5

    c6151ba2a5a47dc2053b8becbd8a0b68

    SHA1

    1f6d6821cc72fdc279db6c9ac0a4fbeec236f2f3

    SHA256

    1e2b0b487fca221e8095a470e0aeadf8151b008c54ec5f4c7a5b30582d88b90e

    SHA512

    c4ad99b39c67ce00f245da976fbddf54d6171b8fc33a60fc2fdaeedbf7b8615085de99069dc087c6b1890ad7a7486f559a2412dac7ab0cd301fe24867ebc1d25

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

    Filesize

    896KB

    MD5

    4ece07a08273d0d0db84220926c3d32f

    SHA1

    d90712e2e643311a963676e87f6afad0c421d895

    SHA256

    d82c02350e5ca5ebe35d4349a16c3c9986aaecd8be71c05a00b1af09039a4cf3

    SHA512

    fa010b4c3c0e6d38bb281b4541c0e8b124e05d2feaa6dc11cb6e9c1d85145d5885a5cd61c1bca283f2d9f30295b197343311306acc9d5393aef64793067cdcab

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

    Filesize

    832KB

    MD5

    2bfa2b9803bf342837d2cfe9b2b57f64

    SHA1

    e89eec3559c4904ce523943fed97f3fa2534ab39

    SHA256

    38710a4ce8976e3e452fe43563f28f9a8259165fd68ca94f5d64f5f4a299b6ab

    SHA512

    d099f07ca1cb598bdd6f563d917fe3ddcf3f6f37b589f68da987426e416492acf3dbfb2e18387d9afb168308d55c9acfb568c3d31735ab307fc070ff4da93793

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/2216-9-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/3260-53-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/3260-8-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4092-43-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-45-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/4092-46-0x00000000763F0000-0x0000000076488000-memory.dmp

    Filesize

    608KB

  • memory/4092-47-0x0000000000D40000-0x00000000025F5000-memory.dmp

    Filesize

    24.7MB

  • memory/4092-48-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-44-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/4092-59-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-64-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-74-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-84-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-89-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-94-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-99-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4092-104-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB