Analysis

  • max time kernel
    145s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    12-07-2021 06:21

General

  • Target

    Picture 2.doc

  • Size

    662KB

  • MD5

    34e3b4a75f2f6a7a7b11296ff6dba01f

  • SHA1

    d10d95285be5981172a1ffc67d4cf1e7ef57e412

  • SHA256

    0366e6f59f94651e2db05a2275584a1fe93f992d937e9666fbec60d78edc6f85

  • SHA512

    b1b013e9d77b27b8b62fe9c04477eec79814330014fd7c9e724d6081bb14500eb207af678bbd86e75c500621d28d1214c23acf696c4aabd4090446ec492c22e1

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • 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
  • Modifies registry class 10 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Picture 2.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE" C:\Program Files\Common Files\Microsoft Shared\GRPHFLT\PNG32.FLT
      2⤵
      • Process spawned unexpected child process
      PID:3920

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Packages\oice_16_974fa576_32c1d314_1512\AC\Temp\FL4C03.tmp
    MD5

    eed3bc77390bac125841facb31cd0fb1

    SHA1

    06a0b4ab6bc82d6388ec6d9a8d48a87e3eef9f95

    SHA256

    a25c19c82e4d5ffdb8294edcb2270096b15941c97408796542dd05fbde9e1d4e

    SHA512

    b3db4f2ac7bc6282e571946f48fa85458791f5a84dbf935f70513bc22e613ea8a898b90a950242aae3f34b257f91683cc03807305c1446bf8dd6f95ad8c52a9f

  • memory/3920-323-0x0000000000000000-mapping.dmp
  • memory/3920-363-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/3920-345-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/3920-341-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/3920-337-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/4012-117-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/4012-123-0x00007FFF90A80000-0x00007FFF92975000-memory.dmp
    Filesize

    31.0MB

  • memory/4012-122-0x00007FFF92A50000-0x00007FFF93B3E000-memory.dmp
    Filesize

    16.9MB

  • memory/4012-119-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/4012-118-0x00007FFF98830000-0x00007FFF9B353000-memory.dmp
    Filesize

    43.1MB

  • memory/4012-114-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/4012-116-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

  • memory/4012-115-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB