Analysis

  • max time kernel
    125s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-646732639.xls

  • Size

    62KB

  • MD5

    56913ea5f3ff05eca5253b196fc03044

  • SHA1

    afac95f03fdd156f6fa9f46758bb6f07dea34553

  • SHA256

    6e0497f338745250bd98467d4195e64d72394b8110be060a5341a29b560d73cc

  • SHA512

    564738ec6c36967e8e6ba425fc1e3efe1dcf4488d115c64d8a2c866ec04e98bb03c3c42d65ee4d523e35ceec756360293e3a5bc3ca049b93cbc9851a40605fb8

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-646732639.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:3488
    • 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 4708
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:1360
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4708
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1608

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1608-6-0x0000022B8C560000-0x0000022B8C561000-memory.dmp

    Filesize

    4KB

  • memory/1608-5-0x0000022B8C560000-0x0000022B8C561000-memory.dmp

    Filesize

    4KB

  • memory/1608-7-0x0000022B8C560000-0x0000022B8C561000-memory.dmp

    Filesize

    4KB

  • memory/1608-9-0x0000022B8CF80000-0x0000022B8CF81000-memory.dmp

    Filesize

    4KB

  • memory/1608-12-0x0000022B8D380000-0x0000022B8D381000-memory.dmp

    Filesize

    4KB

  • memory/1608-14-0x0000022B8D260000-0x0000022B8D261000-memory.dmp

    Filesize

    4KB

  • memory/1608-15-0x0000022B8D260000-0x0000022B8D261000-memory.dmp

    Filesize

    4KB

  • memory/1608-16-0x0000022B8D260000-0x0000022B8D261000-memory.dmp

    Filesize

    4KB

  • memory/3488-1-0x0000018FE2F7A000-0x0000018FE2F7F000-memory.dmp

    Filesize

    20KB

  • memory/3488-2-0x0000018FE2F75000-0x0000018FE2F7A000-memory.dmp

    Filesize

    20KB

  • memory/3488-0-0x00007FFCD2E40000-0x00007FFCD3506000-memory.dmp

    Filesize

    6.8MB