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Analysis

  • max time kernel
    294s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-ja
  • resource tags

    arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    21/02/2024, 16:58

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:3524
    • C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7484.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:3016
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7639.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2484
        • 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:3664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe

    Filesize

    2.2MB

    MD5

    998e9301dce0fbf032fca9df021fc4ae

    SHA1

    f503ee26148291430af85f8446e0f57be9aaffe4

    SHA256

    b369c8213fb912e0b3897919430a7d1d5df34cc0fec88831ed704eaa103a6c69

    SHA512

    6c8e0ae1c074762bd85e7d6882b2e1925def81670ada77624c5f8a63b4cb1e48ddc62f67b9c933a31b0a3ba0be87fae07229c92ca1a1b34bd7910e246ea4a0e6

  • C:\Users\Admin\AppData\Local\Temp\7484.tmp\b2e.exe

    Filesize

    4.2MB

    MD5

    281a882bb509fe3af7e9fed755483f45

    SHA1

    7896952966b1a2154d80e686ce2412d684b29872

    SHA256

    6c0b951844e27a55bceb839c4e9f770d2069f96de39003fa4ac9af34f94ed8e9

    SHA512

    054199c2fb1cfad43da8f7099ab62b8f148429989410666f8ad7560cf4826b1d106696f7be67d545ad3842fa2cde5f1bd44e6edf539a6f98e300540ef6412210

  • C:\Users\Admin\AppData\Local\Temp\7639.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

    6.9MB

    MD5

    5194edf610dc8d6aa5321e1afbada4e4

    SHA1

    9caadf2917973bcbc34953b9dcfd2ade66eb2fab

    SHA256

    438814b10e3c0a7f1e554bb29500de8655895129af3fc2f47ca376b8bccc6e45

    SHA512

    af44d0e7ebaf2f737df56557d47f86e691f9b48be1078e96e1b1ebcfc8e72bfc60afc83fed04ba4389ac87f74bd575077b64e9ca95a766fef3a53c9dc43bfa54

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

    Filesize

    9.9MB

    MD5

    e34c82a6232379eaba6687f61a3f2192

    SHA1

    6c4a7d5ab53883fca213087cb858fb74c48530c0

    SHA256

    f4af5de94ee692b661c233073bc819fe045141a3196c2e5cb05b0f0db0cac6d9

    SHA512

    2384be73f640bd55e57412c0956c79d19f95eac59fc9df1b0f1a0b1c6e08b0a05a6d7a739fc552e5233aae1cc5af6a748bf99875b7d5a22140f58a1dc9ff72e0

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

    Filesize

    9.1MB

    MD5

    0a73cdcc7e25fd0f9ce2ac66ec3aa26d

    SHA1

    f110261b23b5cb123b8dafaf81d637495eb5c645

    SHA256

    0e344dc779301ab9a2b4e6395b3b1c4af8f7cafb01bb0db29e5c907486c7545c

    SHA512

    ad1f89a95ec9e96d1a5824e1b8d8ea4d01a21ee71f89b2e8ff90a23a0882f756c8109a9cc8b992fc314a80378035069a2f6967202b3ddf689b0f7f701a141ba0

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/3016-4-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/3016-50-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/3524-6-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/3664-42-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/3664-66-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-43-0x000000005AE90000-0x000000005AF28000-memory.dmp

    Filesize

    608KB

  • memory/3664-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

    Filesize

    24.7MB

  • memory/3664-40-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-51-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-61-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-41-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/3664-71-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-76-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-81-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-86-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-96-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3664-101-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB