Analysis

  • max time kernel
    100s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 17:27

General

  • Target

    76e0c81fa6076eaee018d7492805895978e65737ec78d04912a7c18401d3b52b.xls

  • Size

    95KB

  • MD5

    45c665e835a43a662cf5ceeb05105698

  • SHA1

    bb50cb44661b242a9bbabc31d54b9ef352ee8c7c

  • SHA256

    76e0c81fa6076eaee018d7492805895978e65737ec78d04912a7c18401d3b52b

  • SHA512

    186997feabb608660e8888aecfac2b8e8c1f64d656b61f5ffaeb76e42b6754417d5f6dd8329af1220c5d4ff537be9557ce31f3a4e464bd63ef69941349798f48

  • SSDEEP

    1536:c+++8H+C8CU+d/jbqKV6+Z5wqC7UXtl6Nc7yRzs1H75wkZUiEfClsCq6NqTBun5v:+tl6Nc7yRzs1H75wkZUgsCq6NqTBun5x

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\76e0c81fa6076eaee018d7492805895978e65737ec78d04912a7c18401d3b52b.xls
    1⤵
    • Deletes itself
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:684
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1996

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/684-70-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-61-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/684-54-0x000000002F6A1000-0x000000002F6A4000-memory.dmp
      Filesize

      12KB

    • memory/684-58-0x0000000075241000-0x0000000075243000-memory.dmp
      Filesize

      8KB

    • memory/684-151-0x000000007263D000-0x0000000072648000-memory.dmp
      Filesize

      44KB

    • memory/684-149-0x000000007263D000-0x0000000072648000-memory.dmp
      Filesize

      44KB

    • memory/684-71-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-62-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-63-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-64-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-65-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-66-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-72-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-68-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-69-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-57-0x000000007263D000-0x0000000072648000-memory.dmp
      Filesize

      44KB

    • memory/684-55-0x0000000071651000-0x0000000071653000-memory.dmp
      Filesize

      8KB

    • memory/684-67-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-73-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-74-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-75-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-77-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-76-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-79-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-78-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-81-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-80-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-82-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-83-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/684-105-0x000000000053F000-0x0000000000548000-memory.dmp
      Filesize

      36KB

    • memory/1996-60-0x000007FEFBE61000-0x000007FEFBE63000-memory.dmp
      Filesize

      8KB

    • memory/1996-59-0x0000000000000000-mapping.dmp