Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 03:56

General

  • Target
    5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe
  • Size 749KB
  • Sample240520-ehleqsae88
  • SHA256 14238c034c6094c578678f2f9ace098c16b3c0330b2205a79bb0d6dc87ee4ad7
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp274A.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:6136
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp2B52.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:5852

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\5d0fc29b2e452f2755adb485b042b68f_JaffaCakes118.exe.log
        • Size 405B
        • SHA256 6b04fbf03b5064dc32c8cbc7e5f125339ca297622487ed4269da381fa50b7290
        • MD5 SHA1 SHA512

        tmp274A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp274A.tmp
        • Size 4KB
        • SHA256 a90449e696cb37fa289ab8dcd0888734c74d0b61273231a0ce0e93adfd2d8137
        • MD5 SHA1 SHA512 SSDEEP

        memory/2956-9-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/2956-11-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/2956-10-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/2956-30-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/3008-1-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/3008-2-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/3008-3-0x0000000075152000-0x0000000075153000-memory.dmp

        memory/3008-4-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/3008-8-0x0000000075150000-0x0000000075701000-memory.dmp

        memory/3008-0-0x0000000075152000-0x0000000075153000-memory.dmp

        memory/5852-23-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/5852-25-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/5852-26-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/5852-29-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/5852-27-0x0000000000420000-0x00000000004E9000-memory.dmp

        memory/6136-21-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/6136-16-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/6136-15-0x0000000000400000-0x000000000045B000-memory.dmp

        memory/6136-13-0x0000000000400000-0x000000000045B000-memory.dmp