Analysis

  • max time kernel
    72s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:12

General

  • Target

    doc_pack-603552632.xls

  • Size

    62KB

  • MD5

    bad53f33fda9274124582f57181d84d4

  • SHA1

    ac4e08e9dcf08b2205fcb5acc47e72c75a3544fa

  • SHA256

    5a2622ab99baa2768003791692d3fe170da381885529b59656e00d7ca1209866

  • SHA512

    90d3820ece25ac3211a3cbfe36fbbcaa352dbbe73aa2951a39727ce63816d2d3ea23f1d7d31a3226e635856b8467281cb619fc742b9e19c0dec97559721b10cc

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-603552632.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:500
    • 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 4644
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:3644
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4644
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1312

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/500-0-0x00007FFE34970000-0x00007FFE35036000-memory.dmp

    Filesize

    6.8MB

  • memory/1312-5-0x0000019FB6B90000-0x0000019FB6B91000-memory.dmp

    Filesize

    4KB

  • memory/1312-6-0x0000019FB6B90000-0x0000019FB6B91000-memory.dmp

    Filesize

    4KB

  • memory/1312-8-0x0000019FB7380000-0x0000019FB7381000-memory.dmp

    Filesize

    4KB

  • memory/1312-11-0x0000019FB7780000-0x0000019FB7781000-memory.dmp

    Filesize

    4KB

  • memory/1312-13-0x0000019FB7780000-0x0000019FB7781000-memory.dmp

    Filesize

    4KB

  • memory/1312-15-0x0000019FB75D0000-0x0000019FB75D1000-memory.dmp

    Filesize

    4KB

  • memory/1312-16-0x0000019FB75D0000-0x0000019FB75D1000-memory.dmp

    Filesize

    4KB

  • memory/1312-17-0x0000019FB75D0000-0x0000019FB75D1000-memory.dmp

    Filesize

    4KB

  • memory/1312-18-0x0000019FB72C0000-0x0000019FB72C1000-memory.dmp

    Filesize

    4KB