Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 21:39

General

  • Target

    ef911f6623162ca43b72e8fee106d5d4_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    ef911f6623162ca43b72e8fee106d5d4

  • SHA1

    97282afdb866f21aeb379662e4c51c344e320bd4

  • SHA256

    5a9d274b27b1a9c77f1fd975002aa9c8c00378e49f9ae1c52d968d6997859b03

  • SHA512

    52330119a3e9669e70857fb205dada7b38894f49e0298e666d7aac8ae8ae0af257a8088b113055db0117cdb874792d56ebc5cdae5827a544b66d3e05491c2d5e

  • SSDEEP

    3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAono:/zIqATVfQeV2FZalKq6jtGJWuTmd

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\ef911f6623162ca43b72e8fee106d5d4_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:228
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ef911f6623162ca43b72e8fee106d5d4_JaffaCakes118.dll,#1
      2⤵
        PID:1712
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 688
          3⤵
          • Program crash
          PID:4276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1712 -ip 1712
      1⤵
        PID:2288

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1712-0-0x0000000075780000-0x00000000757B0000-memory.dmp

        Filesize

        192KB

      • memory/1712-1-0x0000000000A70000-0x0000000000A76000-memory.dmp

        Filesize

        24KB