Analysis

  • max time kernel
    99s
  • max time network
    126s
  • 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 15:20

General

  • Target

    e53c35bcd050488a5bc9a5a4837f1e63_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e53c35bcd050488a5bc9a5a4837f1e63

  • SHA1

    61d709f8bf7040a4749410453b583653273befce

  • SHA256

    e51fd3d9d6b5e1b3e388b4d22986bbac802e93f6103f0d3053fb36ccaee8d6f5

  • SHA512

    332f526c719331baf2f65671d66503ce9223b8c5e7dea2dbaca93039f79043e579c880a89e7d411bbf404ce5bbcb53f6c325cc3eba4d2074b598e2d8d27d1f37

  • SSDEEP

    3072:TA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:TzIqATVfQeV2FZalKq6jtGJWuTmd

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\e53c35bcd050488a5bc9a5a4837f1e63_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e53c35bcd050488a5bc9a5a4837f1e63_JaffaCakes118.dll,#1
      2⤵
        PID:1124
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 688
          3⤵
          • Program crash
          PID:3988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1124 -ip 1124
      1⤵
        PID:2608

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1124-0-0x0000000075470000-0x00000000754A0000-memory.dmp
        Filesize

        192KB

      • memory/1124-1-0x0000000000F60000-0x0000000000F66000-memory.dmp
        Filesize

        24KB