Resubmissions

11-02-2024 22:08

240211-12e8qaca3t 10

11-02-2024 22:01

240211-1xpxcsbh9s 10

Analysis

  • max time kernel
    186s
  • max time network
    257s
  • platform
    windows10-1703_x64
  • resource
    win10-20231215-en
  • resource tags

    arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-02-2024 22:08

General

  • Target

    empyrean-main/install_python.bat

  • Size

    686B

  • MD5

    f30718a354e7cc104ea553ce5ae2d486

  • SHA1

    3876134e6b92da57a49d868013ed35b5d946f8fd

  • SHA256

    94008c8135d149fecd29ca62aded487f0fbfa6af893596ffc3e4b621a0fe4966

  • SHA512

    601b2256ea709a885741f1dec5c97dda6fb7fd4e485b4afac3503af1aefe73472e5bc5529c144814a3defbc0b51ac4b50e02a50dccc69b41ee5d87a3f4282874

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\empyrean-main\install_python.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c powershell -Command "Invoke-WebRequest https://www.python.org/ftp/python/ -UseBasicParsing | Select-String -Pattern '3.10.[0-9]{1,2}' -AllMatches | Select-Object -ExpandProperty Matches | Select-Object -ExpandProperty Value | Sort-Object -Descending -Unique | Select-Object -First 1"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3268
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Invoke-WebRequest https://www.python.org/ftp/python/ -UseBasicParsing | Select-String -Pattern '3.10.[0-9]{1,2}' -AllMatches | Select-Object -ExpandProperty Matches | Select-Object -ExpandProperty Value | Sort-Object -Descending -Unique | Select-Object -First 1"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3848
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4260

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tbzlgz5w.wab.ps1

      Filesize

      1B

      MD5

      c4ca4238a0b923820dcc509a6f75849b

      SHA1

      356a192b7913b04c54574d18c28d46e6395428ab

      SHA256

      6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

      SHA512

      4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

    • memory/3848-4-0x0000017722300000-0x0000017722322000-memory.dmp

      Filesize

      136KB

    • memory/3848-5-0x00007FFE21BC0000-0x00007FFE225AC000-memory.dmp

      Filesize

      9.9MB

    • memory/3848-6-0x0000017709C00000-0x0000017709C10000-memory.dmp

      Filesize

      64KB

    • memory/3848-7-0x0000017709C00000-0x0000017709C10000-memory.dmp

      Filesize

      64KB

    • memory/3848-10-0x00000177224B0000-0x0000017722526000-memory.dmp

      Filesize

      472KB

    • memory/3848-25-0x0000017709C00000-0x0000017709C10000-memory.dmp

      Filesize

      64KB

    • memory/3848-36-0x00007FFE21BC0000-0x00007FFE225AC000-memory.dmp

      Filesize

      9.9MB