Analysis

  • max time kernel
    136s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-03-2024 06:19

General

  • Target

    dd713d84801ed200b7302de5a21de5f3.dll

  • Size

    188KB

  • MD5

    dd713d84801ed200b7302de5a21de5f3

  • SHA1

    16db35909f16efa2090e40d44daf1f6359d3828a

  • SHA256

    aab390e7e0b420b5f6451c108b2158af97b9daf64cc071df090bec02954fafb2

  • SHA512

    fadab77aa7b8bf8547ff29a3eb96a30618407537013bde07de79492b2b495213867d66e02e0cebd19d3c4fda31757121be948018cc0422668f55dc9b5f21cb59

  • SSDEEP

    3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoVo: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 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd713d84801ed200b7302de5a21de5f3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd713d84801ed200b7302de5a21de5f3.dll,#1
      2⤵
        PID:2828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 692
          3⤵
          • Program crash
          PID:760
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2828 -ip 2828
      1⤵
        PID:1304

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2828-0-0x00000000754E0000-0x0000000075510000-memory.dmp
        Filesize

        192KB

      • memory/2828-1-0x0000000001110000-0x0000000001116000-memory.dmp
        Filesize

        24KB