Analysis

  • max time kernel
    81s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 03:36

General

  • Target

    QB18068701.exe

  • Size

    930KB

  • MD5

    489b0396c429da985f03273a8131bb3d

  • SHA1

    a4b1e6b4ac61372a76cc5711765df73307e1925a

  • SHA256

    416be48f063784dfa696921edc4844d902cd88d354f45184e5d23d70db94895f

  • SHA512

    08c86d3e1468a3f67d9e07d785698099f6fb84fa2ac144467cbf932b1354cfd7a8a3da746538e12357a3caf549a1b73d35c7b59705e8202c109f42140b10ff6f

Score
3/10

Malware Config

Signatures

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
    "C:\Users\Admin\AppData\Local\Temp\QB18068701.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CdIObB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3812.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1216
    • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
      "{path}"
      2⤵
        PID:276
      • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
        "{path}"
        2⤵
          PID:1968
        • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
          "{path}"
          2⤵
            PID:1780
          • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
            "{path}"
            2⤵
              PID:684
            • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
              "{path}"
              2⤵
                PID:1728

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp3812.tmp

              Filesize

              1KB

              MD5

              39c86f5ee37d07d41690663261699117

              SHA1

              0b6624ef6ea4efe623482eaf21e61aaa68871616

              SHA256

              5714cc4c17105b32f1c0d246ccd14b3dbd35a54c2dc7db7751301dccb59d8812

              SHA512

              8121508a084da978cbbf949b047c65d3402a29492d9436e4b99848a1fd893b94029fd9919ff51a05518d8789fc6deaa99abf5ac58873d3c03dc6346f54974ce8

            • memory/908-54-0x00000000003A0000-0x000000000048E000-memory.dmp

              Filesize

              952KB

            • memory/908-55-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

              Filesize

              8KB

            • memory/908-56-0x0000000000390000-0x00000000003A0000-memory.dmp

              Filesize

              64KB

            • memory/908-57-0x0000000005660000-0x000000000570E000-memory.dmp

              Filesize

              696KB

            • memory/908-58-0x0000000005AE0000-0x0000000005B98000-memory.dmp

              Filesize

              736KB

            • memory/1216-59-0x0000000000000000-mapping.dmp