Analysis

  • max time kernel
    61s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    31/03/2021, 12:47

General

  • Target
    7da1c3ac8c6431e32cd4d2fde7977e48808f6d60cd4a92a2d4ccfe4d9a67e6a7.dll
  • Size 560KB
  • Sample210331-6y1wl54t7e
  • SHA256 7da1c3ac8c6431e32cd4d2fde7977e48808f6d60cd4a92a2d4ccfe4d9a67e6a7
  • 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\7da1c3ac8c6431e32cd4d2fde7977e48808f6d60cd4a92a2d4ccfe4d9a67e6a7.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4688
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\7da1c3ac8c6431e32cd4d2fde7977e48808f6d60cd4a92a2d4ccfe4d9a67e6a7.dll
      2⤵
        PID:4844

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/4844-3-0x0000000073CC0000-0x0000000073CFD000-memory.dmp

          memory/4844-4-0x0000000073CC0000-0x0000000073CFD000-memory.dmp

          memory/4844-5-0x0000000000940000-0x0000000000941000-memory.dmp