Analysis

  • max time kernel
    84s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:06

General

  • Target

    doc_pack-554723619.xls

  • Size

    62KB

  • MD5

    5b1206069d3df7cf5da20fc72d22b348

  • SHA1

    7d623e47f6a1ef9bb8c38be7a4e0f18daeaa3d9d

  • SHA256

    4c27226f2c673d56fde83255d8506fcd3dc121ed7c5e717af99f731e71f5dfa2

  • SHA512

    93f13a68f0a90369bbf5cbc3a821c0b378cd10f4b572fd65a328d0d9bd13d4c6a907869cfd1a75f9385fe9aded449727a9899d09da386ff2788d165f21ba8339

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\doc_pack-554723619.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:1568
    • 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 4752
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3528
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4752
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1568-0-0x00007FFD26CB0000-0x00007FFD27376000-memory.dmp

    Filesize

    6.8MB

  • memory/3684-6-0x0000022521B40000-0x0000022521B41000-memory.dmp

    Filesize

    4KB

  • memory/3684-7-0x0000022521B40000-0x0000022521B41000-memory.dmp

    Filesize

    4KB

  • memory/3684-9-0x00000225222A0000-0x00000225222A1000-memory.dmp

    Filesize

    4KB

  • memory/3684-10-0x00000225226A0000-0x00000225226A1000-memory.dmp

    Filesize

    4KB

  • memory/3684-12-0x0000022522640000-0x0000022522641000-memory.dmp

    Filesize

    4KB

  • memory/3684-13-0x0000022522640000-0x0000022522641000-memory.dmp

    Filesize

    4KB

  • memory/3684-14-0x0000022522640000-0x0000022522641000-memory.dmp

    Filesize

    4KB