Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2024 15:53

General

  • Target

    f3d0413ae975334686d19e0d90602691_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f3d0413ae975334686d19e0d90602691

  • SHA1

    487078a5eed1e924d605dad6ee3ee7a8025169c6

  • SHA256

    548de3f45eab1bf2ab1700f0eb9d52f32a5d85e0da8746036c4d2af94de2d957

  • SHA512

    bf23733902fad902041e14628c5f53f94becc1319c405a5cc2db7611dcc9f3ab504da6d69ae66eeee0779a86739125ff527ffba741aabc91e0b52bdade504407

  • SSDEEP

    3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:uzIqATVfQeV2FZalKq6jtGJWuTmd

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\f3d0413ae975334686d19e0d90602691_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3d0413ae975334686d19e0d90602691_JaffaCakes118.dll,#1
      2⤵
        PID:868
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 664
          3⤵
          • Program crash
          PID:4148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 868 -ip 868
      1⤵
        PID:1992

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/868-0-0x0000000075530000-0x0000000075560000-memory.dmp

        Filesize

        192KB

      • memory/868-1-0x00000000021F0000-0x00000000021F6000-memory.dmp

        Filesize

        24KB

      • memory/868-2-0x0000000075530000-0x0000000075560000-memory.dmp

        Filesize

        192KB