Analysis

  • max time kernel
    17s
  • max time network
    128s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    19/10/2020, 23:32

General

  • Target

    document-1346906567.xls

  • Size

    426KB

  • MD5

    f344be777b72d55e723604235570664a

  • SHA1

    150de4053ca448e7cffccb8097e0cfc54cc7c816

  • SHA256

    7a15218bbbaf26860ecdafd9fe17973b9f3c990bb7602325267a464e4605357b

  • SHA512

    e51dbaf5b636ca1ac38036c1dd5949831605e2b521401d7c62bb441a6b714201e290504bd22f50b4082df9faef48e9e9573e0c90a9533a189924ba82d291f3c3

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-1346906567.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:3076
    • 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 4444
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3668
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4444
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2700

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2700-5-0x000001EE94EF0000-0x000001EE94EF1000-memory.dmp

          Filesize

          4KB

        • memory/2700-6-0x000001EE94EF0000-0x000001EE94EF1000-memory.dmp

          Filesize

          4KB

        • memory/2700-8-0x000001EE95640000-0x000001EE95641000-memory.dmp

          Filesize

          4KB

        • memory/2700-11-0x000001EE95860000-0x000001EE95861000-memory.dmp

          Filesize

          4KB

        • memory/2700-12-0x000001EE95860000-0x000001EE95861000-memory.dmp

          Filesize

          4KB

        • memory/2700-13-0x000001EE95860000-0x000001EE95861000-memory.dmp

          Filesize

          4KB

        • memory/3076-0-0x00007FFD97FA0000-0x00007FFD98666000-memory.dmp

          Filesize

          6.8MB