Analysis

  • max time kernel
    188s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 09:51

General

  • Target

    invoice.rtf

  • Size

    2KB

  • MD5

    06c1eb18f1f9bc3e83030c740d219436

  • SHA1

    829c07128ff12d8e1e6f3b8d239bfe346db0fe92

  • SHA256

    4e6f6524e49026897556b8ba3b54fba29a3762a1dac4d7fa6775e444240b7991

  • SHA512

    fce9cce2783cff5077c4ba3cee84adf2213623152a1423e0215d310f314873a085829ee6cd5565ec59f03f528b53f34b3d556882a684733d9f182badda0312dd

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies data under HKEY_USERS 56 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of SetWindowsHookEx 7 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\invoice.rtf" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:668
  • C:\Program Files\Microsoft Office\root\integration\integrator.exe
    integrator.exe /R /Msi MsiName="SPPRedist.msi,SPPRedist64.msi" PackageGUID="9AC08E99-230B-47e8-9721-4577B7F124EA" PackageRoot="C:\Program Files\Microsoft Office\root"
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4808
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:4780

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/668-132-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

    Filesize

    64KB

  • memory/668-133-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

    Filesize

    64KB

  • memory/668-134-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

    Filesize

    64KB

  • memory/668-135-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

    Filesize

    64KB

  • memory/668-136-0x00007FFB5E990000-0x00007FFB5E9A0000-memory.dmp

    Filesize

    64KB

  • memory/668-137-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

    Filesize

    64KB

  • memory/668-138-0x00007FFB5C930000-0x00007FFB5C940000-memory.dmp

    Filesize

    64KB