Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:25

General

  • Target

    doc_pack-354296473.xls

  • Size

    62KB

  • MD5

    8c36cc8cf27dee6ea63385fb548ff700

  • SHA1

    0bffcb1f5715af2295994afc0ce719bc9a5622b6

  • SHA256

    ac48821ef871297003b40856e530e47f6d4f5935aed8dde6a6736850a98f9d49

  • SHA512

    105d63359179ca3a6d88c33a7acb2f931d890eb179fa1de26cc9d10aa587e60e6a6a08cea03037c44b4a4def5403e7ca8c1078b364f27f93780488e30585dc31

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-354296473.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:3404
    • 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 4428
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4428
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3648

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3404-0-0x00007FFEADAA0000-0x00007FFEAE166000-memory.dmp

    Filesize

    6.8MB

  • memory/3404-1-0x00000132648CA000-0x00000132648CF000-memory.dmp

    Filesize

    20KB

  • memory/3648-6-0x0000012B1ECB0000-0x0000012B1ECB1000-memory.dmp

    Filesize

    4KB

  • memory/3648-7-0x0000012B1ECB0000-0x0000012B1ECB1000-memory.dmp

    Filesize

    4KB

  • memory/3648-9-0x0000012B1F4D0000-0x0000012B1F4D1000-memory.dmp

    Filesize

    4KB

  • memory/3648-12-0x0000012B1F6F0000-0x0000012B1F6F1000-memory.dmp

    Filesize

    4KB

  • memory/3648-13-0x0000012B1F6F0000-0x0000012B1F6F1000-memory.dmp

    Filesize

    4KB

  • memory/3648-14-0x0000012B1F6F0000-0x0000012B1F6F1000-memory.dmp

    Filesize

    4KB