Analysis

  • max time kernel
    148s
  • 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
    27-03-2024 08:30

General

  • Target

    e13b4461b87793f616d5127b3eece2eb.dll

  • Size

    188KB

  • MD5

    e13b4461b87793f616d5127b3eece2eb

  • SHA1

    d385d1cb31155d030aae916b805caa4213a01141

  • SHA256

    029cf159d886e102812ca1031896a92186c08c727c191113bead86cd48a45369

  • SHA512

    abb4b43774847c55d8d81e5c0037a8eb28fc417177474c76340757a69b4a2cc6b7d000c3c83fc181317f5311d453582f9cb36a837b938a966d3fc365b8e1ae5f

  • SSDEEP

    3072:DA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoFo:DzIqATVfQeV2FZalKq6jtGJWuTmd

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\e13b4461b87793f616d5127b3eece2eb.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e13b4461b87793f616d5127b3eece2eb.dll,#1
      2⤵
        PID:3836
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 688
          3⤵
          • Program crash
          PID:4168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3836 -ip 3836
      1⤵
        PID:4984

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3836-0-0x00000000752E0000-0x0000000075310000-memory.dmp
        Filesize

        192KB

      • memory/3836-1-0x0000000000780000-0x0000000000786000-memory.dmp
        Filesize

        24KB