Analysis

  • max time kernel
    285s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-es
  • resource tags

    arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    27-03-2023 16:15

General

  • Target

    Victoria537/USB_SupportList.rtf

  • Size

    10KB

  • MD5

    f566493c6cb084ef1360d58cf36d441d

  • SHA1

    3f9948445663723eb707fd45144fea4e13ab1434

  • SHA256

    43f3560e21418001b6aa5f319e6431d8310692899437727fe099fe580b1afeff

  • SHA512

    2c1dca1a527d69013088062e3dbd3333ad62e1e367bdccdb6f036f8fac5b784398e19023b1b9aed68ea6c6779a65004658cc5588ab9a61c75d2bf0035e6d431c

  • SSDEEP

    192:zVQ6UTi4ygQbjVfNYepa3t+qyDmN8qMGxwD9KwS8kXcFmDfpylp0ETmlojyHcPeL:6e4y16eG+q29ZS8sTp6xT2YLEmkOD2

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Victoria537\USB_SupportList.rtf"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:268
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1764

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      129670c1dec12b78927baf35162616f6

      SHA1

      2510b2d2b77424256e38e800094061920e0f92d3

      SHA256

      c8856d2ac4cf3250fe8c2dc392d12bf26e0cd1ffa9b9131ebda2fafef7649591

      SHA512

      168fbcfb649637767db36cb7effbbdd568ba642bba9bb361ef3b474260ab343bf27e6b773bf091b92bca4fb07b008e40592c95495e569ad002c512865daff2a4

    • memory/268-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/268-80-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB