Analysis

  • max time kernel
    125s
  • max time network
    156s
  • 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 22:14

General

  • Target

    f8dcfc6d9dc74ade516baef37b8e6ab2_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f8dcfc6d9dc74ade516baef37b8e6ab2

  • SHA1

    0d1f807cdfa287ec31ff499ad915e0f7fdbf6c41

  • SHA256

    02a48846c09071e19eb62389f8c94bab6e1345c09bc6982be048ff1eb6059183

  • SHA512

    bdab021eec21b4150c60bf2bb22a83e89b0b3f6d4005f8e12e8110f0b20c96b6a4b7e32dc95d30592d51f89bed37bb335d8ee7bc27c44a5e5f71b9998a8d21d0

  • SSDEEP

    3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:WzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 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\f8dcfc6d9dc74ade516baef37b8e6ab2_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8dcfc6d9dc74ade516baef37b8e6ab2_JaffaCakes118.dll,#1
      2⤵
        PID:4496
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 688
          3⤵
          • Program crash
          PID:4340
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4496 -ip 4496
      1⤵
        PID:2972

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4496-0-0x0000000000E90000-0x0000000000E96000-memory.dmp
        Filesize

        24KB

      • memory/4496-1-0x0000000075390000-0x00000000753C0000-memory.dmp
        Filesize

        192KB

      • memory/4496-2-0x0000000075390000-0x00000000753C0000-memory.dmp
        Filesize

        192KB

      • memory/4496-4-0x0000000000E90000-0x0000000000E96000-memory.dmp
        Filesize

        24KB