Analysis

  • max time kernel
    129s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:22

General

  • Target

    doc_pack-340914655.xls

  • Size

    62KB

  • MD5

    ccd54683c7b990099621c26af15d37d3

  • SHA1

    0bf02bcaf04ae73aac92a5e9548118967dd9ba48

  • SHA256

    4b9cc1e250931e638aaab20a46fa7b3563e9947620f7ca1c7e0f421b2a34207c

  • SHA512

    31211471eb7ca76a46144addab846cf650e74c6d06ce2eb359b15df7ba2cf266e0a9c9e3490d160fd2af0965b70a593f3dd906ce3a825b3b8ca93684bfb8ec2d

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-340914655.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:2880
    • 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 4440
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2528
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4440
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2880-0-0x00007FF883C90000-0x00007FF884356000-memory.dmp

    Filesize

    6.8MB

  • memory/3316-6-0x0000022F49070000-0x0000022F49071000-memory.dmp

    Filesize

    4KB

  • memory/3316-7-0x0000022F49070000-0x0000022F49071000-memory.dmp

    Filesize

    4KB

  • memory/3316-9-0x0000022F49840000-0x0000022F49841000-memory.dmp

    Filesize

    4KB

  • memory/3316-12-0x0000022F49C40000-0x0000022F49C41000-memory.dmp

    Filesize

    4KB

  • memory/3316-14-0x0000022F49BA0000-0x0000022F49BA1000-memory.dmp

    Filesize

    4KB

  • memory/3316-15-0x0000022F49BA0000-0x0000022F49BA1000-memory.dmp

    Filesize

    4KB

  • memory/3316-16-0x0000022F49BA0000-0x0000022F49BA1000-memory.dmp

    Filesize

    4KB