Analysis

  • max time kernel
    92s
  • max time network
    118s
  • 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 18:39

General

  • Target

    e599735ff2d32a2cf4177f1926da6a88_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e599735ff2d32a2cf4177f1926da6a88

  • SHA1

    1209c958425319e3f15cc3d9e9e3bb2a1a6af1d8

  • SHA256

    e715bdf3e1a9055de6337af050a2e6437a03faf931b0a39cae8d35f80f2763cb

  • SHA512

    8e650a740e7c5215216c7bba7c2ca8e1362f82551783b9df6ad26f1fdb1867d02dfc1334e69ff98bd66354419eff5618b5d32110ebe3884218058b2837284496

  • SSDEEP

    3072:qA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:qzIqATVfQeV2FZalKq6jtGJWuTmd

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\e599735ff2d32a2cf4177f1926da6a88_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e599735ff2d32a2cf4177f1926da6a88_JaffaCakes118.dll,#1
      2⤵
        PID:1712
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 664
          3⤵
          • Program crash
          PID:2840
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1712 -ip 1712
      1⤵
        PID:2040

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1712-0-0x0000000074910000-0x0000000074940000-memory.dmp
        Filesize

        192KB

      • memory/1712-1-0x0000000002B60000-0x0000000002B66000-memory.dmp
        Filesize

        24KB

      • memory/1712-2-0x0000000074910000-0x0000000074940000-memory.dmp
        Filesize

        192KB