Analysis

  • max time kernel
    134s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11-06-2022 17:06

General

  • Target

    v2x2vexx.dll

  • Size

    638KB

  • MD5

    e5a1785a5b06c596107a75eb1e51454b

  • SHA1

    3e44a3cb67613f11aae1f9189cbd9ea100d3a1f2

  • SHA256

    905960957f03c7a56deaee448ac8fff59f7aad97619ee5a98eb220b9cebee849

  • SHA512

    b046c5a02446652df5271b97b3785ba6d5e593cc639388f3c22e4c3ef9ecf2fab3fc08c761e9c167e8840aa12fcdfa9a978d9409e165890306a64d987e7c373f

Score
10/10

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

193.37.215.79:443

81.2.235.131:1688

178.63.156.139:3388

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\v2x2vexx.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3308
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\v2x2vexx.dll,#1
      2⤵
        PID:3660

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3660-130-0x0000000000000000-mapping.dmp
    • memory/3660-131-0x0000000000750000-0x000000000079B000-memory.dmp
      Filesize

      300KB

    • memory/3660-132-0x0000000000BF0000-0x0000000000C2D000-memory.dmp
      Filesize

      244KB