Analysis

  • max time kernel
    144s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 16:04

General

  • Target
    1377d4a962058e8f1c4877448753e508_JaffaCakes118.docm
  • Size 90KB
  • Sample240504-th9jwsde96
  • SHA256 6b9a2784bcfe19f9c4db8c385b2996fc3eee683cdecc17899d16385a89adb3da
  • 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.

  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\1377d4a962058e8f1c4877448753e508_JaffaCakes118.docm" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3764
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\0.5166437.jse"
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      PID:4536

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        gb.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD9CE7.tmp\gb.xsl
        • Size 262KB
        • SHA256 6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
        • MD5 SHA1 SHA512 SSDEEP

        0.5166437.jse

        • Path C:\Users\Admin\AppData\Roaming\0.5166437.jse
        • Size 23KB
        • SHA256 f9ad0af6807b6e7977ec8d17def477c8ca2591958cf3098d5b801d7778bc3d05
        • MD5 SHA1 SHA512 SSDEEP

        memory/3764-17-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-16-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-3-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-6-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-5-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-7-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-8-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-9-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-10-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-12-0x00007FFA45EB0000-0x00007FFA45EC0000-memory.dmp

        memory/3764-11-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-13-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-14-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-15-0x00007FFA45EB0000-0x00007FFA45EC0000-memory.dmp

        memory/3764-19-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-18-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-4-0x00007FFA885CD000-0x00007FFA885CE000-memory.dmp

        memory/3764-1-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-29-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-30-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-56-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-2-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-0-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-567-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-566-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-565-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-568-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-569-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-570-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-571-0x00007FFA88530000-0x00007FFA88725000-memory.dmp

        memory/3764-597-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-598-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-600-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-599-0x00007FFA485B0000-0x00007FFA485C0000-memory.dmp

        memory/3764-601-0x00007FFA88530000-0x00007FFA88725000-memory.dmp