Analysis

  • max time kernel
    91s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2024 05:56

General

  • Target

    dadc592cb18b079b0257928fd637e531.dll

  • Size

    188KB

  • MD5

    dadc592cb18b079b0257928fd637e531

  • SHA1

    895328b01b7c25ff3eb36ad6876c277be7387f49

  • SHA256

    ea3300223c459fe18bac3cf852030fb16d2439b842e4fa4ef6a2dcf7a52b8344

  • SHA512

    903b571f7c52616e2d3f9fe9b63aaabea65b65e49c2717d4cc4a94888e8cdcf44febf8a81582f131ba6cdd1df1edaf5c5e0e13bbb31445f58951fec536f31b61

  • SSDEEP

    3072:SA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoHo:SzIqATVfQeV2FZalKq6jtGJWuTmd

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\dadc592cb18b079b0257928fd637e531.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dadc592cb18b079b0257928fd637e531.dll,#1
      2⤵
        PID:2272
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 688
          3⤵
          • Program crash
          PID:1004
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2272 -ip 2272
      1⤵
        PID:2764

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2272-0-0x0000000075230000-0x0000000075260000-memory.dmp

        Filesize

        192KB

      • memory/2272-1-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

        Filesize

        24KB