Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 00:58

General

  • Target

    f6f2b90c0d06e1243a17aeadfede4eea_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f6f2b90c0d06e1243a17aeadfede4eea

  • SHA1

    978c7f3b7ded2b0004c3cd22b135499cfdeb4867

  • SHA256

    3c313056727528b0295b0979b617f809b8233ea6d11eb0ed494b7dff6ed28325

  • SHA512

    4ebce93e1a73de4461bec9295668c1f974b3f861734ee1ad31e6afc1a304637021e079e75c4079949621b4c4f1cffe55e1adc514f8599038242ce19739abae18

  • SSDEEP

    3072:3A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:3zIqATVfQeV2FZalKq6jtGJWuTmd

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\f6f2b90c0d06e1243a17aeadfede4eea_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f6f2b90c0d06e1243a17aeadfede4eea_JaffaCakes118.dll,#1
      2⤵
        PID:3096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3096 -s 688
          3⤵
          • Program crash
          PID:2292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3096 -ip 3096
      1⤵
        PID:4880

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3096-0-0x0000000002EE0000-0x0000000002EE6000-memory.dmp
        Filesize

        24KB

      • memory/3096-1-0x0000000075430000-0x0000000075460000-memory.dmp
        Filesize

        192KB

      • memory/3096-3-0x0000000002EE0000-0x0000000002EE6000-memory.dmp
        Filesize

        24KB