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Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/04/2024, 00:05

General

  • Target

    e39bc371b904aec26b48a16e86671735_JaffaCakes118.exe

  • Size

    119KB

  • MD5

    e39bc371b904aec26b48a16e86671735

  • SHA1

    6cd44e9b3bc79aeae506b3cbacbb2ae098d41ed6

  • SHA256

    7e3410538c1117e54546c7bec64e4f9268b25adf77aee53f4097ac92550feb89

  • SHA512

    4eb09e8fab53405d9be6d38945a3f9b2416ee1c40b6cde56505b4b1f427fccd10038eb430bc81625acb456b6b1d2684919cb7e5aabaa92ee84ef104becfab8c0

  • SSDEEP

    1536:F88ZJY3rsc4Hza1z+A+9gvn5IDyLLLRfdk1sw5jq2zeOXWBN5RTYXuQbXz8:F88ncrh1K93yLLLRSZ5jZGP5pe

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e39bc371b904aec26b48a16e86671735_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e39bc371b904aec26b48a16e86671735_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\e39bc371b904aec26b48a16e86671735_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e39bc371b904aec26b48a16e86671735_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Adds Run key to start application
      PID:2364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 120
      2⤵
      • Program crash
      PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2240-0-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2240-2-0x0000000000230000-0x0000000000264000-memory.dmp

    Filesize

    208KB

  • memory/2364-1-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2364-4-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2364-5-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2364-6-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB