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Overview

overview

7

Static

static

3

3ff8928e0e...18.dll

windows7-x64

1

3ff8928e0e...18.dll

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 03:15

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General

  • Target

    3ff8928e0eb6bf44ea500c8bcb1d6833_JaffaCakes118.dll

  • Size

    33KB

  • MD5

    3ff8928e0eb6bf44ea500c8bcb1d6833

  • SHA1

    774b1c65d453eae9b73397d872e07c5f019e4c1e

  • SHA256

    f59070c1123c91b05b01540317c8fc9402c13b1b76886e6c20369e6e8e9e58ef

  • SHA512

    35a3409a5a059404c7bd45fe39d9eeb44231c3a091f0ad3de526b1336d17a894073a7bd52ccbdb23a3e0e5bdc933935f4d9e557ed52dc179d2de90640dbf8d54

  • SSDEEP

    768:cyjqbwgm5Mo+osMe9978+F4yrS6f+UURZu/dB4hzgtwVoFp:hjqXbn8+qP6f3Bgwmw

Score
7/10
persistence

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ff8928e0eb6bf44ea500c8bcb1d6833_JaffaCakes118.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3992
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ff8928e0eb6bf44ea500c8bcb1d6833_JaffaCakes118.dll,#1
        2⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1800
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Windows\system32\xxyxVpQI.dll,a
          3⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          PID:3288

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\xxyxVpQI.dll
      Filesize

      33KB

      MD5

      3ff8928e0eb6bf44ea500c8bcb1d6833

      SHA1

      774b1c65d453eae9b73397d872e07c5f019e4c1e

      SHA256

      f59070c1123c91b05b01540317c8fc9402c13b1b76886e6c20369e6e8e9e58ef

      SHA512

      35a3409a5a059404c7bd45fe39d9eeb44231c3a091f0ad3de526b1336d17a894073a7bd52ccbdb23a3e0e5bdc933935f4d9e557ed52dc179d2de90640dbf8d54

      Download Submit

    • memory/1800-0-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1800-1-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1800-8-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1800-10-0x0000000002BA0000-0x0000000002BB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3288-15-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/3288-16-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download