Analysis

  • max time kernel
    27s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/04/2021, 14:14

General

  • Target
    f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll
  • Size 158KB
  • Sample210415-7vwscpr7aa
  • SHA256 f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 40111

C2
  • 8.210.53.215:443

  • 72.249.22.245:2303

  • 188.40.137.206:8172

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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3900

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3900-115-0x00000000735D0000-0x00000000735FD000-memory.dmp

        memory/3900-117-0x0000000000A30000-0x0000000000A36000-memory.dmp