Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    04/12/2021, 01:37

General

  • Target
    92cd02f630a8576c9ee0e96bc8286c18.dll
  • Size 616KB
  • Sample211204-b1tx2scfa4
  • SHA256 87d2c1489a831b10ed176efb8a1bb73657418e4f332d6de0e10fa0f21c71fa11
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • dridex

Botnet
  • 22201

C2
  • 149.56.106.83:443

  • 45.79.248.254:2222

  • 144.91.110.55:3978

  • 94.177.217.88:808

  • 185.4.135.165:5228

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 behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\92cd02f630a8576c9ee0e96bc8286c18.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\92cd02f630a8576c9ee0e96bc8286c18.dll,#1
      2⤵
        PID:1460
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 636
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2232

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1460-116-0x0000000004E10000-0x0000000004E16000-memory.dmp

          memory/1460-117-0x0000000073C80000-0x0000000073D1C000-memory.dmp