Analysis

  • max time kernel
    151s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    29/07/2020, 07:18

General

  • Target
    1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2.exe
  • Size 316KB
  • Sample200729-8avp5sdc5s
  • SHA256 1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • UPX packed file 7 IoCs

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

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs
  • Suspicious use of WriteProcessMemory 284 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Program crash 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3052
      • C:\Users\Admin\AppData\Local\Temp\1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2.exe
        "C:\Users\Admin\AppData\Local\Temp\1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:512
        • C:\Users\Admin\AppData\Local\Temp\1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2.exe
          "C:\Users\Admin\AppData\Local\Temp\1d2ef8cd1682b74a09a6a4f5f3caa932eadbcf798ecb183b3cafaade1a38c3b2.exe"
          3⤵
          • Suspicious use of FindShellTrayWindow
          • Adds policy Run key to start application
          • Suspicious use of WriteProcessMemory
          • Suspicious behavior: EnumeratesProcesses
          PID:648
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:1004
            • C:\dir\install\install\server.exe
              "C:\dir\install\install\server.exe"
              5⤵
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of SetThreadContext
              • Executes dropped EXE
              PID:3808
              • C:\dir\install\install\server.exe
                "C:\dir\install\install\server.exe"
                6⤵
                • Executes dropped EXE
                PID:3636
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 580
                  7⤵
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Program crash
                  PID:3820

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/648-2-0x0000000000400000-0x0000000000457000-memory.dmp

          memory/648-4-0x0000000000400000-0x0000000000457000-memory.dmp

          memory/648-5-0x0000000000400000-0x0000000000457000-memory.dmp

          memory/648-6-0x0000000024010000-0x0000000024072000-memory.dmp

          memory/1004-47-0x0000000024080000-0x00000000240E2000-memory.dmp

          memory/3636-58-0x0000000000400000-0x0000000000457000-memory.dmp

          memory/3636-59-0x0000000000400000-0x0000000000457000-memory.dmp

          memory/3820-60-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

          memory/3820-64-0x0000000005430000-0x0000000005431000-memory.dmp