Analysis

  • max time kernel
    149s
  • max time network
    57s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15-05-2021 16:57

General

  • Target

    82c911654f0ee48371791f470c0998e9a82e8c09df8dcb8a1257b795922a4b68.exe

  • Size

    1.5MB

  • MD5

    823f26a80be46a78c0165bff11c19070

  • SHA1

    d580906a344590011caf1f980143887a4a903c58

  • SHA256

    82c911654f0ee48371791f470c0998e9a82e8c09df8dcb8a1257b795922a4b68

  • SHA512

    440b0721f5739c3310f73788809619c0cea0f7a46dabe7eb7cd69a99373cd8dda2876b7e49be0d7eaa9d1c7e89dda406e3659be7500050d90f8e707a6998d377

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 10 IoCs
  • Program crash 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82c911654f0ee48371791f470c0998e9a82e8c09df8dcb8a1257b795922a4b68.exe
    "C:\Users\Admin\AppData\Local\Temp\82c911654f0ee48371791f470c0998e9a82e8c09df8dcb8a1257b795922a4b68.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C WScript "C:\ProgramData\GCxcrhlcfj\r.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:200
      • C:\Windows\SysWOW64\wscript.exe
        WScript "C:\ProgramData\GCxcrhlcfj\r.vbs"
        3⤵
        • Drops startup file
        PID:2036
    • C:\Windows\notepad.exe
      "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
      2⤵
        PID:3572
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 3572 -s 180
          3⤵
          • Program crash
          PID:1260
      • C:\Windows\notepad.exe
        "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
        2⤵
          PID:2256
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 2256 -s 180
            3⤵
            • Program crash
            PID:912
        • C:\Windows\notepad.exe
          "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
          2⤵
            PID:2120
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 2120 -s 180
              3⤵
              • Program crash
              PID:3528
          • C:\Windows\notepad.exe
            "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
            2⤵
              PID:3872
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 3872 -s 180
                3⤵
                • Program crash
                PID:2012
            • C:\Windows\notepad.exe
              "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
              2⤵
                PID:684
                • C:\Windows\system32\WerFault.exe
                  C:\Windows\system32\WerFault.exe -u -p 684 -s 116
                  3⤵
                  • Program crash
                  PID:3380
              • C:\Windows\notepad.exe
                "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
                2⤵
                  PID:2648
                  • C:\Windows\system32\WerFault.exe
                    C:\Windows\system32\WerFault.exe -u -p 2648 -s 180
                    3⤵
                    • Program crash
                    PID:3908
                • C:\Windows\notepad.exe
                  "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
                  2⤵
                    PID:3180
                    • C:\Windows\system32\WerFault.exe
                      C:\Windows\system32\WerFault.exe -u -p 3180 -s 180
                      3⤵
                      • Program crash
                      PID:1420
                  • C:\Windows\notepad.exe
                    "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
                    2⤵
                      PID:512
                      • C:\Windows\system32\WerFault.exe
                        C:\Windows\system32\WerFault.exe -u -p 512 -s 180
                        3⤵
                        • Program crash
                        PID:2920
                    • C:\Windows\notepad.exe
                      "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
                      2⤵
                        PID:2896
                        • C:\Windows\system32\WerFault.exe
                          C:\Windows\system32\WerFault.exe -u -p 2896 -s 180
                          3⤵
                          • Program crash
                          PID:2044
                      • C:\Windows\notepad.exe
                        "C:\Windows\notepad.exe" -c "C:\ProgramData\GCxcrhlcfj\cfgi"
                        2⤵
                          PID:1852
                          • C:\Windows\system32\WerFault.exe
                            C:\Windows\system32\WerFault.exe -u -p 1852 -s 180
                            3⤵
                            • Program crash
                            PID:3468

                      Network

                      MITRE ATT&CK Matrix

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/800-114-0x0000000000400000-0x0000000000589000-memory.dmp

                        Filesize

                        1.5MB

                      • memory/3572-120-0x0000000000400000-0x0000000000504000-memory.dmp

                        Filesize

                        1.0MB

                      • memory/3572-119-0x0000000000400000-0x0000000000504000-memory.dmp

                        Filesize

                        1.0MB