Analysis

  • max time kernel
    93s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 19:05

General

  • Target

    f6773eedb7411cb7b50a9261001d2a85_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f6773eedb7411cb7b50a9261001d2a85

  • SHA1

    f8645d628d0d7b400a64d21a96b0320bfd904da0

  • SHA256

    7ec9e0da90d48a3edc0c832b38de46f9c753c7e111e71319443a5112bbcf9593

  • SHA512

    f8b34777e0244d32f825364a92effe3905d53fcfe15fbec0ba57e060cf5d0b643042ba16776bc7d070eb40a962d6037318d8098bb60439229daf746a152c153f

  • SSDEEP

    3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo7o: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\f6773eedb7411cb7b50a9261001d2a85_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3552
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f6773eedb7411cb7b50a9261001d2a85_JaffaCakes118.dll,#1
      2⤵
        PID:4892
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 688
          3⤵
          • Program crash
          PID:2344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4892 -ip 4892
      1⤵
        PID:3224

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4892-0-0x0000000075210000-0x0000000075240000-memory.dmp

        Filesize

        192KB

      • memory/4892-1-0x0000000000E10000-0x0000000000E16000-memory.dmp

        Filesize

        24KB

      • memory/4892-2-0x0000000075210000-0x0000000075240000-memory.dmp

        Filesize

        192KB