Analysis

  • max time kernel
    91s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    26-06-2022 05:20

General

  • Target

    ApFhLhTicsyXRYxkkklgbtq.dll

  • Size

    512KB

  • MD5

    1eb320594f3068a85f3f207d46917950

  • SHA1

    d10ca727d9113e25db4f26ae616af68ca9d2fc25

  • SHA256

    7319faf4a324a7aec6b898b06f822b59f24a2c702929a146908829c5ddccfe83

  • SHA512

    ceb958e62039725b1a47bf07fcc65ffe37024a975515acffe2b022998e3531facf452147da61dd33d3c76bd63b1ce0b3da399e511336a05a11963e1083c13850

Malware Config

Extracted

Family

dridex

Botnet

22203

C2

51.159.52.196:443

134.209.247.135:6602

194.233.68.48:5228

89.31.56.58:593

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\ApFhLhTicsyXRYxkkklgbtq.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2636
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ApFhLhTicsyXRYxkkklgbtq.dll,#1
      2⤵
        PID:404
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 652
          3⤵
          • Program crash
          PID:2092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 404 -ip 404
      1⤵
        PID:4224

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/404-130-0x0000000000000000-mapping.dmp

      • memory/404-131-0x0000000074E30000-0x0000000074EB1000-memory.dmp

        Filesize

        516KB

      • memory/404-133-0x0000000000F70000-0x0000000000F76000-memory.dmp

        Filesize

        24KB