Analysis

  • max time kernel
    139s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22/12/2020, 08:30

General

  • Target
    86cdc85c3d58de12bf6e8783d044a105.dll
  • Size 453KB
  • Sample201222-cdxketd7q6
  • SHA256 a129f0d21e80d53b7de86f2b6cdc8434f75a4fb98eb87aa43753cb5bbdf561da
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 10444

C2
  • 195.231.69.151:3889

  • 62.138.14.216:3074

  • 46.4.83.131:3389

  • 198.211.118.187:3388

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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\86cdc85c3d58de12bf6e8783d044a105.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\86cdc85c3d58de12bf6e8783d044a105.dll,#1
      2⤵
        PID:4808

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/4808-3-0x0000000004D00000-0x0000000004D3D000-memory.dmp