Analysis

  • max time kernel
    105s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags
    arch:x64,  arch:x86,  image:win7-20220715-en,  locale:en-us,  os:windows7-x64,  system
  • submitted
    06-08-2022 05:58

General

  • Target

    attachment20220806-26105-a8m3x.docx

  • Size

    15KB

  • Sample

    220806-gn8tbsbcdr

  • MD5

    ffb80cb38f5d800f795caa6d680ced91

  • SHA1

    edec203339855f1566b458552ce020555d1ca759

  • SHA256

    8034e9d89e50c54569328c996b351e5a341558f433b4e7e491c3a78ef5de302a

  • SHA512

    241c09eb900243c70c06c341f213471bbbe7f0b64c9dd3006136daf5de66e59f2b857e28c7d6582c0a790a57db4e43462fcafea7a1c2de9e76fc6959b3ad7f80

Score
4/10

Malware Config

Signatures 7

  • 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 2

  • 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\attachment20220806-26105-a8m3x.docx"
    Drops file in Windows directory
    Modifies Internet Explorer settings
    Modifies registry class
    Suspicious behavior: AddClipboardFormatListener
    Suspicious use of SetWindowsHookEx
    Suspicious use of WriteProcessMemory
    PID:360
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      PID:1652

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

        Discovery

          Execution

            Exfiltration

              Impact

                Initial Access

                  Lateral Movement

                    Persistence

                      Privilege Escalation

                        Replay Monitor

                        00:00 00:00

                        Downloads

                        • memory/360-54-0x0000000072AA1000-0x0000000072AA4000-memory.dmp
                        • memory/360-55-0x0000000070521000-0x0000000070523000-memory.dmp
                        • memory/360-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
                        • memory/360-57-0x00000000765D1000-0x00000000765D3000-memory.dmp
                        • memory/360-59-0x000000007150D000-0x0000000071518000-memory.dmp
                        • memory/360-61-0x000000007150D000-0x0000000071518000-memory.dmp
                        • memory/360-62-0x000000005FFF0000-0x0000000060000000-memory.dmp
                        • memory/360-63-0x000000007150D000-0x0000000071518000-memory.dmp
                        • memory/1652-58-0x0000000000000000-mapping.dmp
                        • memory/1652-60-0x000007FEFBFB1000-0x000007FEFBFB3000-memory.dmp