Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-332132846.xls

  • Size

    62KB

  • MD5

    a08fd742bd589a22f1f956943a6dc3e5

  • SHA1

    0e8ef2c2ea0b5886a21a8d4179545d0d26b96ea6

  • SHA256

    7f7c3c5e028911860223869b8d579191f24b2a5a915eaaeacb5cefc8e2e38ae9

  • SHA512

    700e5aa2e539cd6c46216268094db29fa5353b7316d9616f642049d771005bb84455154e7c13ff84abfc0928a2b869baeb91c07bd56ccdc7a53d0c645b949c29

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-332132846.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:4092
    • 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:3008
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4440
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3664

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3664-4-0x00000299284D0000-0x00000299284D1000-memory.dmp

    Filesize

    4KB

  • memory/3664-5-0x00000299284D0000-0x00000299284D1000-memory.dmp

    Filesize

    4KB

  • memory/3664-7-0x0000029928C00000-0x0000029928C01000-memory.dmp

    Filesize

    4KB

  • memory/3664-10-0x0000029929000000-0x0000029929001000-memory.dmp

    Filesize

    4KB

  • memory/3664-12-0x0000029928E60000-0x0000029928E61000-memory.dmp

    Filesize

    4KB

  • memory/3664-13-0x0000029928E60000-0x0000029928E61000-memory.dmp

    Filesize

    4KB

  • memory/3664-14-0x0000029928E60000-0x0000029928E61000-memory.dmp

    Filesize

    4KB

  • memory/3664-15-0x0000029928B40000-0x0000029928B41000-memory.dmp

    Filesize

    4KB

  • memory/4092-0-0x00007FFDD0B90000-0x00007FFDD1256000-memory.dmp

    Filesize

    6.8MB