Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 08:38

General

  • Target

    e13e854b34757fe048c3fb206102bc53.dll

  • Size

    188KB

  • MD5

    e13e854b34757fe048c3fb206102bc53

  • SHA1

    a377fe1d1a1a0d400b82adc51732eca54b6eb4b4

  • SHA256

    c8f9167aa85426dc9725b7c5c8a8a787f48f720ee01d8cdc10679bc5720a2688

  • SHA512

    a84ba5c09717fbea6fded6215afbd51e5dddaaa33c2cd369e54e9cea00fbd879b0d2dabf24291398dc8bba7b5082ad6f1f03ed9214bcce0b1f40ca0480650a9c

  • SSDEEP

    3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAono:/zIqATVfQeV2FZalKq6jtGJWuTmd

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\e13e854b34757fe048c3fb206102bc53.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e13e854b34757fe048c3fb206102bc53.dll,#1
      2⤵
        PID:4952
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 692
          3⤵
          • Program crash
          PID:1876
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4952 -ip 4952
      1⤵
        PID:392

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4952-0-0x0000000001150000-0x0000000001156000-memory.dmp
        Filesize

        24KB

      • memory/4952-1-0x0000000074E80000-0x0000000074EB0000-memory.dmp
        Filesize

        192KB

      • memory/4952-3-0x0000000001150000-0x0000000001156000-memory.dmp
        Filesize

        24KB