Analysis

  • max time kernel
    81s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    20/10/2020, 23:12

General

  • Target

    doc_pack-601237926.xls

  • Size

    62KB

  • MD5

    3c7f9e6c9e4f039357d6705ec9f40d4d

  • SHA1

    5db2b93aca5baf7e5097dff81929bfb102bff02b

  • SHA256

    56f33ce8f99097917d1407d2b90db3819bc6e2c79a7bea21790f76298571e0a6

  • SHA512

    a0506932b0f6f491feb0fe96157226a827351ee36e52053730fdc6e066d06d12772f83399a1218ed34b0b8105858df66feeacb18c3d3fb9fa453c60da7932687

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-601237926.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:2164
    • 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 4680
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:988
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4680
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2168

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2164-0-0x00007FFCD2F60000-0x00007FFCD3626000-memory.dmp

    Filesize

    6.8MB

  • memory/2164-1-0x000002025B227000-0x000002025B22C000-memory.dmp

    Filesize

    20KB

  • memory/2164-2-0x000002025B227000-0x000002025B22C000-memory.dmp

    Filesize

    20KB

  • memory/2168-6-0x000002C201E40000-0x000002C201E41000-memory.dmp

    Filesize

    4KB

  • memory/2168-5-0x000002C27F6E0000-0x000002C27F6E1000-memory.dmp

    Filesize

    4KB

  • memory/2168-7-0x000002C201E40000-0x000002C201E41000-memory.dmp

    Filesize

    4KB

  • memory/2168-9-0x000002C202240000-0x000002C202241000-memory.dmp

    Filesize

    4KB

  • memory/2168-11-0x000002C202240000-0x000002C202241000-memory.dmp

    Filesize

    4KB

  • memory/2168-13-0x000002C202110000-0x000002C202111000-memory.dmp

    Filesize

    4KB

  • memory/2168-15-0x000002C202110000-0x000002C202111000-memory.dmp

    Filesize

    4KB

  • memory/2168-14-0x000002C202110000-0x000002C202111000-memory.dmp

    Filesize

    4KB

  • memory/2168-16-0x000002C201D80000-0x000002C201D81000-memory.dmp

    Filesize

    4KB