Analysis

  • max time kernel
    55s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    31/03/2021, 12:47

General

  • Target
    4902830374b401c3a75fe1567c3e9a7a3efbdb2da587f0d97d3fd3fe17e50c80.dll
  • Size 560KB
  • Sample210331-4cldydlxps
  • SHA256 4902830374b401c3a75fe1567c3e9a7a3efbdb2da587f0d97d3fd3fe17e50c80
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 10444

C2
  • 131.100.24.215:443

  • 210.65.244.174:6601

  • 195.201.199.53:2303

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\4902830374b401c3a75fe1567c3e9a7a3efbdb2da587f0d97d3fd3fe17e50c80.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\4902830374b401c3a75fe1567c3e9a7a3efbdb2da587f0d97d3fd3fe17e50c80.dll
      2⤵
        PID:2864

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2864-3-0x00000000742F0000-0x000000007432D000-memory.dmp

          memory/2864-4-0x00000000742F0000-0x000000007432D000-memory.dmp

          memory/2864-5-0x0000000002E80000-0x0000000002E81000-memory.dmp