Analysis

  • max time kernel
    42s
  • max time network
    105s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29/03/2021, 17:54

General

  • Target
    5efeb16ce9e32025f852f92f5ff4a9176e01edbc244feb2f11643dc0f2880cd1.dll
  • Size 579KB
  • Sample210329-1159ba1ejs
  • SHA256 5efeb16ce9e32025f852f92f5ff4a9176e01edbc244feb2f11643dc0f2880cd1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 10444

C2
  • 210.65.244.176:443

  • 37.34.58.210:6601

  • 77.220.64.141:5037

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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5efeb16ce9e32025f852f92f5ff4a9176e01edbc244feb2f11643dc0f2880cd1.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\5efeb16ce9e32025f852f92f5ff4a9176e01edbc244feb2f11643dc0f2880cd1.dll
      2⤵
        PID:1164

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1164-3-0x0000000073E60000-0x0000000073E9D000-memory.dmp

          memory/1164-4-0x0000000073E60000-0x0000000073E9D000-memory.dmp

          memory/1164-5-0x0000000000530000-0x0000000000531000-memory.dmp