Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-03-2024 01:58

General

  • Target

    b008b9f6f0bfe9c10867463b10757cb9.dll

  • Size

    188KB

  • MD5

    b008b9f6f0bfe9c10867463b10757cb9

  • SHA1

    c88d8a39256ad9e1f1b926f88155f4a139d7e37e

  • SHA256

    7623730e4c8cb6601d4355d57ba1904171cbc6d086aaacd6256eec789a63e18e

  • SHA512

    83593a757d23956e0190f1d08f0fe53d0c8d7d7623d13d27c9795c8b792d50480c5103719553b0efd5728254819875a71992703212b7360b7de7474070155e9b

  • SSDEEP

    3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:ezIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b008b9f6f0bfe9c10867463b10757cb9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b008b9f6f0bfe9c10867463b10757cb9.dll,#1
      2⤵
        PID:3448
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 692
          3⤵
          • Program crash
          PID:464
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 736
          3⤵
          • Program crash
          PID:2868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3448 -ip 3448
      1⤵
        PID:1264
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3448 -ip 3448
        1⤵
          PID:5100

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3448-0-0x0000000074BB0000-0x0000000074BE0000-memory.dmp

          Filesize

          192KB

        • memory/3448-1-0x0000000002440000-0x0000000002446000-memory.dmp

          Filesize

          24KB