Analysis

  • max time kernel
    93s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 11:23

General

  • Target

    e4cfcde90cbceda22f8f42e8791e9f40_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e4cfcde90cbceda22f8f42e8791e9f40

  • SHA1

    13aa0aebf340a98d175fad517e3e5033c0ba0629

  • SHA256

    edbe2cb632258622dd186cf7fa48fc56f9bcdcd990d9c70e26ba612084093864

  • SHA512

    7519790e25d5aa1e519b4b402d9bd5dde04e1d0b4c64c90edd1aa5e2ea114b458ee1c2b5e526eb43cb5853ce376ff2d395582202ba5729b77c835cdc814d0ea4

  • SSDEEP

    3072:0A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:0zIqATVfQeV2FZalKq6jtGJWuTmd

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\e4cfcde90cbceda22f8f42e8791e9f40_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3224
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4cfcde90cbceda22f8f42e8791e9f40_JaffaCakes118.dll,#1
      2⤵
        PID:1872
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 688
          3⤵
          • Program crash
          PID:960
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1872 -ip 1872
      1⤵
        PID:5332

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1872-0-0x0000000075260000-0x0000000075290000-memory.dmp
        Filesize

        192KB

      • memory/1872-1-0x0000000001710000-0x0000000001716000-memory.dmp
        Filesize

        24KB