Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 03:46

General

  • Target

    e0b0df922257a0a18bc48c1cdfff10a4.dll

  • Size

    188KB

  • MD5

    e0b0df922257a0a18bc48c1cdfff10a4

  • SHA1

    e3a8973e45e99c82f627416e3c1e7a3575290de8

  • SHA256

    9aa7d70a8eb637d7ee6cb3afebfb1a2ed2bf1c05971fc096f55634a30d8c7f12

  • SHA512

    579011e417139edef8648d08df3cf26c3338cd73daffa3fc01104168e1749a59ae3d1f1670b8c32b8670c2b4665626e47dd87386da75ce619cc7744b77711b73

  • SSDEEP

    3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:szIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0b0df922257a0a18bc48c1cdfff10a4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2752
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0b0df922257a0a18bc48c1cdfff10a4.dll,#1
      2⤵
        PID:2100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 688
          3⤵
          • Program crash
          PID:1396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2100 -ip 2100
      1⤵
        PID:1876

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2100-0-0x0000000074BB0000-0x0000000074BE0000-memory.dmp
        Filesize

        192KB

      • memory/2100-1-0x00000000009C0000-0x00000000009C6000-memory.dmp
        Filesize

        24KB