Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29/03/2024, 21:16

General

  • Target
    2d0a8469be691e1b42a193e2f90d16d6_JaffaCakes118.docm
  • Size 34KB
  • Sample240329-z4sfdsaf63
  • SHA256 d603287b7a814d459a0c169925aeba24fe4b89ea0a2c02a06586588ed567cb32
  • MD5 SHA1 SHA512 SSDEEP
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.

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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\2d0a8469be691e1b42a193e2f90d16d6_JaffaCakes118.docm"
    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:1960
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\seaYou.hta"
      2⤵
      • Process spawned unexpected child process
      • Modifies Internet Explorer settings
      PID:3020
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2448

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          seaYou.hta

          • Path C:\Users\Public\seaYou.hta
          • Size 3KB
          • SHA256 c132f6d96953026452db10c2e093234d477a5aaf199910b97c6cb7532fa05408
          • MD5 SHA1 SHA512

          memory/1960-10-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/1960-5-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-7-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-6-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-8-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-2-0x00000000717FD000-0x0000000071808000-memory.dmp

          memory/1960-25-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-12-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-32-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-0-0x000000002F2A1000-0x000000002F2A2000-memory.dmp

          memory/1960-60-0x00000000717FD000-0x0000000071808000-memory.dmp

          memory/1960-61-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-62-0x00000000007E0000-0x00000000008E0000-memory.dmp

          memory/1960-63-0x00000000007E0000-0x00000000008E0000-memory.dmp