Analysis

  • max time kernel
    293s
  • max time network
    300s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    22/02/2024, 03:25

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:3224
    • C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5E5C.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:2844
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\61B7.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3928
        • 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:2508

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe

          Filesize

          24.8MB

          MD5

          52d606fbcfc288d4a08acfab53399ee9

          SHA1

          8d7729c50ea746ba0e462c8d91d63036b4c628f6

          SHA256

          ff64a2ad359cd48980105b4f65b9f50db5f7bc3c6741c4f52a14e638fb69301d

          SHA512

          3ebb4366eeb4c435456810091564fee3814299823b064178af536cae98de75465defabb684b41ad10d6a1f4c6dd88806da06e09387bca9e67c9b4986443fec8e

        • C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe

          Filesize

          13.2MB

          MD5

          9bde5b4212cd70173f3b1fedef6dff0a

          SHA1

          25dfffc276821410564a1e6feb86704cc05e9810

          SHA256

          0feff60e64135a340ec20ec5c61c35533bc9852fa43a3abfc8d2617cb9118752

          SHA512

          360a8b5477971e725cfc3334a5ce14392fd8840725dd2032edb2c34baa42079ccba24f9961648199c1358cd319ce04edad55f853eef45da66774e4e8db755a1e

        • C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe

          Filesize

          11.4MB

          MD5

          df948b511ba9913e753877c8c902bb29

          SHA1

          464ff6e19ed220bad6c8d35e0ad1fda7e6f34794

          SHA256

          6aeaafa09d0e1aa666c5399e924c0352042f95a1ba332112dce221c4e9bc6421

          SHA512

          edb8a0dd9da8fe2d8698901619976c3f78780dfaac5fe44fac1b6db1eb2882bf400f6e0eb9601925e11c42756e5202a45ad21583d616262f1ad11b89ba3ad261

        • C:\Users\Admin\AppData\Local\Temp\61B7.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

          11.3MB

          MD5

          837c3376a4badabcf46f095a37688bdf

          SHA1

          f2a87c2518a7bc443be8c20dc496c2e1055136fa

          SHA256

          607f4d6731f22709566b6149083d0df387d563191b8effa5032b0b430b5925ba

          SHA512

          8d602f080582a1db2224e9801c09c9dbdd6b630936b18071e437d4626b86be8d91c0a8a28d7527646b328f225215cb8d095f3c3ab3c8bd7218b218c9afc87fe7

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

          Filesize

          9.3MB

          MD5

          170713ec5028939a084d0bafc339b3ea

          SHA1

          deef02d338b8095d77c2bd5523b23e38876ab640

          SHA256

          c4f34c2e425b719d1dc3b7fcd9808554deb98a7405827ffdf75ad1102de47c1c

          SHA512

          191911565a989bbbec464493f5c4087872bdd707b30401aa6eea785a43f002d091c09c76e20035afbee878499b591d3e9458cf8bffcc7e363d6e2255b4cd4469

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

          Filesize

          8.1MB

          MD5

          f36515970c5f245de1885af769089b3a

          SHA1

          073cc544c9c860387d3a7a5a2a12fdf76c8f6ea7

          SHA256

          779c08b21dc594cf7adfe7003accbd0dc9db8066f1546aad3d82e53e5b32b922

          SHA512

          535cb62d0a5c7d4e12ccfaac67ef587e5376dc19ff441778429b3ba2f040ae1518b1578f9738b829d6cbffc60e445951219b083236aca569e6ec9df736ffad41

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

          Filesize

          606KB

          MD5

          585efec1bc1d4d916a4402c9875dff75

          SHA1

          d209613666ccac9d0ddab29a3bc59aa00a0968fa

          SHA256

          2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

          SHA512

          b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

        • memory/2508-44-0x0000000070800000-0x00000000708BC000-memory.dmp

          Filesize

          752KB

        • memory/2508-54-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-43-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-104-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-46-0x0000000061440000-0x000000006156B000-memory.dmp

          Filesize

          1.2MB

        • memory/2508-45-0x000000005EB80000-0x000000005EC18000-memory.dmp

          Filesize

          608KB

        • memory/2508-47-0x0000000001140000-0x00000000029F5000-memory.dmp

          Filesize

          24.7MB

        • memory/2508-48-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-99-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-94-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-59-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-64-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-69-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-74-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-79-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-84-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2508-89-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/2844-53-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/2844-7-0x0000000000400000-0x0000000000405000-memory.dmp

          Filesize

          20KB

        • memory/3224-8-0x0000000000400000-0x000000000393A000-memory.dmp

          Filesize

          53.2MB