Analysis

  • max time kernel
    123s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    19/10/2020, 22:58

General

  • Target

    document-1148497473.xls

  • Size

    426KB

  • MD5

    6a6be1a05d629b2f0f3a5d137de003d4

  • SHA1

    c13546c34c837c28fc1b052fd5bb66f150e25105

  • SHA256

    b6cc8e1828efcefc36ef70499438271ab5f61c8de1663e1e2554dde2aa17b552

  • SHA512

    84faa5ba047499161c63dd6351303d4ee4145f3e6994c5da276a2423c48b0ec434f2f95cdb9d7312b003034c158eea89500f7419615b0f4ccf83733d334b8a6d

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1148497473.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4468
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4468
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2628

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2628-5-0x0000012B1EBB0000-0x0000012B1EBB1000-memory.dmp

          Filesize

          4KB

        • memory/2628-6-0x0000012B1EBB0000-0x0000012B1EBB1000-memory.dmp

          Filesize

          4KB

        • memory/2628-8-0x0000012B1F3A0000-0x0000012B1F3A1000-memory.dmp

          Filesize

          4KB

        • memory/2628-11-0x0000012B1F3A0000-0x0000012B1F3A1000-memory.dmp

          Filesize

          4KB

        • memory/2628-12-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/2628-13-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/2628-14-0x0000012B1F6D0000-0x0000012B1F6D1000-memory.dmp

          Filesize

          4KB

        • memory/3404-0-0x00007FFEADA20000-0x00007FFEAE0E6000-memory.dmp

          Filesize

          6.8MB