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Analysis

  • max time kernel
    134s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2024, 06:20

General

  • Target

    d5697b0fe657921264f93e7db3d7b6f6.dll

  • Size

    188KB

  • MD5

    d5697b0fe657921264f93e7db3d7b6f6

  • SHA1

    5d11a0edb9c9abadcb657ad13f21f367f6f5b438

  • SHA256

    8bbd38d75965492de8bd3ca006b634b52ca34dcf11354fc78396ca0edbc9d5f8

  • SHA512

    6199e8c7ae1dbea17058757f0dfaabdc2d005dd330b61b3b71b396bacdde086101c809ff5ba5e6817bc5496417dc51475af34be2ef602f8d0fda3ee72868a7d6

  • SSDEEP

    3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo:hzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5697b0fe657921264f93e7db3d7b6f6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5096
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5697b0fe657921264f93e7db3d7b6f6.dll,#1
      2⤵
        PID:4452
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 692
          3⤵
          • Program crash
          PID:3100
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4452 -ip 4452
      1⤵
        PID:4928

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4452-0-0x0000000074F10000-0x0000000074F40000-memory.dmp

        Filesize

        192KB

      • memory/4452-1-0x0000000000B90000-0x0000000000B96000-memory.dmp

        Filesize

        24KB

      • memory/4452-2-0x0000000074F10000-0x0000000074F40000-memory.dmp

        Filesize

        192KB