Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 04:37

General

  • Target

    fbf129036c3a706728a21d9741dedb36_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    fbf129036c3a706728a21d9741dedb36

  • SHA1

    3c38cb172a7d8c8e17709a476c95cceb6cbf765d

  • SHA256

    a8a6765c7c62295fe4b1a45979895f30e3a8da138ac1d163a068dee1502be534

  • SHA512

    f325be9f9f718d21d8e15ebb605e7af9bfd81a37816ac905aff2f0c79dec02378501020081b935455512b3de2887af388975304011e16187082bbadf4fecd7aa

  • SSDEEP

    3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoxo:kzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbf129036c3a706728a21d9741dedb36_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbf129036c3a706728a21d9741dedb36_JaffaCakes118.dll,#1
      2⤵
        PID:2176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 688
          3⤵
          • Program crash
          PID:2020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2176 -ip 2176
      1⤵
        PID:2080

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2176-0-0x0000000074B50000-0x0000000074B80000-memory.dmp
        Filesize

        192KB

      • memory/2176-1-0x0000000002D00000-0x0000000002D06000-memory.dmp
        Filesize

        24KB