Analysis

  • max time kernel
    101s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2024, 14:26

General

  • Target
    c708970542ee8fb391c0a092734ee7a7_JaffaCakes118.rtf
  • Size 441KB
  • Sample240828-rr89datdml
  • SHA256 1ff94fd9ec5a8586eef3d5f770b47272452387cd20e95f4a8406b5f4e3a1fc69
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Zeus
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\c708970542ee8fb391c0a092734ee7a7_JaffaCakes118.rtf"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1108

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          CabF470.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\CabF470.tmp
          • Size 70KB
          • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
          • MD5 SHA1 SHA512 SSDEEP

          TarF4E0.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\TarF4E0.tmp
          • Size 181KB
          • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
          • MD5 SHA1 SHA512 SSDEEP

          Normal.dotm

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
          • Size 19KB
          • SHA256 9f55e5a3e84cf4ad9864ae43c61d1e9e03d6492f38284e1cfd7a67b9cb355266
          • MD5 SHA1 SHA512 SSDEEP

          memory/2992-0-0x000000002FFD1000-0x000000002FFD2000-memory.dmp

          memory/2992-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/2992-2-0x0000000070C1D000-0x0000000070C28000-memory.dmp

          memory/2992-223-0x0000000070C1D000-0x0000000070C28000-memory.dmp

          memory/2992-244-0x000000005FFF0000-0x0000000060000000-memory.dmp