Analysis

  • max time kernel
    104s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-07-2022 01:56

General

  • Target

    INV932878723873287.exe

  • Size

    1.1MB

  • MD5

    79d745dd588905fb5c97c1ca5c2fb258

  • SHA1

    8aed10d9c0f3df87c9b7a453535fb7df758ab483

  • SHA256

    74cb2165665a7f5c4c42bb4cf20433469f8d3a05b46967658440324aa811a9d7

  • SHA512

    93ba30b15c00eb100c57a80a24d66782f49e731da504d2c240c897d202e41b99229a7aab334ca89f85b0fa6e6c47a4cea2459a3b65b4727ccece502b81c26572

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Uses the VBS compiler for execution 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV932878723873287.exe
    "C:\Users\Admin\AppData\Local\Temp\INV932878723873287.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3676
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eaDTbvrthWDQJz.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4968
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eaDTbvrthWDQJz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F3B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2044
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:424
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:1048
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          2⤵
            PID:1508
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
            2⤵
              PID:1400
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
              2⤵
                PID:1984

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp3F3B.tmp

              Filesize

              1KB

              MD5

              128ce194f31fddd6f02a46905405f234

              SHA1

              a9d61456b267ec9efd2daf6e8035bc54010970a3

              SHA256

              ab189b78b6059fed2625512576509133a4b4f93213da288c1fad58ead826771b

              SHA512

              08161d36110f503e09b0fb2cd443770c778c7d50414f0fb83a38509d3a0a8a9e126c8dc60b5bfc32417794b55f321105789840f97e2f3d863404e30edc3f96c7

            • memory/424-141-0x0000000000000000-mapping.dmp

            • memory/1048-142-0x0000000000000000-mapping.dmp

            • memory/1400-144-0x0000000000000000-mapping.dmp

            • memory/1508-143-0x0000000000000000-mapping.dmp

            • memory/1984-145-0x0000000000000000-mapping.dmp

            • memory/2044-137-0x0000000000000000-mapping.dmp

            • memory/3676-133-0x0000000005650000-0x000000000565A000-memory.dmp

              Filesize

              40KB

            • memory/3676-130-0x0000000000B30000-0x0000000000C4E000-memory.dmp

              Filesize

              1.1MB

            • memory/3676-131-0x0000000005B10000-0x00000000060B4000-memory.dmp

              Filesize

              5.6MB

            • memory/3676-132-0x00000000054A0000-0x0000000005532000-memory.dmp

              Filesize

              584KB

            • memory/3676-135-0x000000000BE00000-0x000000000BE66000-memory.dmp

              Filesize

              408KB

            • memory/3676-134-0x00000000091B0000-0x000000000924C000-memory.dmp

              Filesize

              624KB

            • memory/4968-147-0x0000000005FE0000-0x0000000006046000-memory.dmp

              Filesize

              408KB

            • memory/4968-150-0x0000000071490000-0x00000000714DC000-memory.dmp

              Filesize

              304KB

            • memory/4968-136-0x0000000000000000-mapping.dmp

            • memory/4968-146-0x0000000005750000-0x0000000005772000-memory.dmp

              Filesize

              136KB

            • memory/4968-138-0x0000000005180000-0x00000000051B6000-memory.dmp

              Filesize

              216KB

            • memory/4968-148-0x0000000006710000-0x000000000672E000-memory.dmp

              Filesize

              120KB

            • memory/4968-149-0x0000000006CD0000-0x0000000006D02000-memory.dmp

              Filesize

              200KB

            • memory/4968-140-0x0000000005940000-0x0000000005F68000-memory.dmp

              Filesize

              6.2MB

            • memory/4968-151-0x0000000006CB0000-0x0000000006CCE000-memory.dmp

              Filesize

              120KB

            • memory/4968-152-0x0000000008080000-0x00000000086FA000-memory.dmp

              Filesize

              6.5MB

            • memory/4968-153-0x0000000007A20000-0x0000000007A3A000-memory.dmp

              Filesize

              104KB

            • memory/4968-154-0x0000000007A90000-0x0000000007A9A000-memory.dmp

              Filesize

              40KB

            • memory/4968-155-0x0000000007C90000-0x0000000007D26000-memory.dmp

              Filesize

              600KB

            • memory/4968-156-0x0000000007C40000-0x0000000007C4E000-memory.dmp

              Filesize

              56KB

            • memory/4968-157-0x0000000007D50000-0x0000000007D6A000-memory.dmp

              Filesize

              104KB

            • memory/4968-158-0x0000000007D30000-0x0000000007D38000-memory.dmp

              Filesize

              32KB