Analysis

  • max time kernel
    114s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 04:53

General

  • Target

    842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll

  • Size

    244KB

  • MD5

    842551bf48e3af6bad879ab9602a439a

  • SHA1

    0a1e7464e05760c9b265ed05362324bbb1471f81

  • SHA256

    6082b642bb35524fcca9c4cf92cca3e3046a1470c468c859483e459219111302

  • SHA512

    f1c1c5f8f5a13d9b69d12a6fadd1fdeb5817e693c27bd1f61eec2268c3de11b7d4c95d615c54aa01c227bc07f4593aae810eb62346534d26a4cb9e81ef9b16f0

  • SSDEEP

    3072:dmMHLYjs2g+ciAlYDyOWIsh0pMf+66C4FxTdCU1byGkGcyXDTEFlDkr/:drHL+tg+cGyZzheB6b4fJCwb8d0E

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

195.154.146.84:443

45.56.121.87:8116

157.245.222.44:5723

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\842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3392
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll,#1
      2⤵
        PID:3040
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 620
          3⤵
          • Program crash
          PID:4808
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3040 -ip 3040
      1⤵
        PID:2484

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3040-0-0x0000000074D90000-0x0000000074DCE000-memory.dmp
        Filesize

        248KB

      • memory/3040-3-0x0000000000CF0000-0x0000000000CF6000-memory.dmp
        Filesize

        24KB

      • memory/3040-4-0x0000000074D90000-0x0000000074DCE000-memory.dmp
        Filesize

        248KB

      • memory/3040-5-0x0000000074D90000-0x0000000074DCE000-memory.dmp
        Filesize

        248KB

      • memory/3040-6-0x0000000000E80000-0x0000000000E86000-memory.dmp
        Filesize

        24KB

      • memory/3040-7-0x0000000074D90000-0x0000000074DCE000-memory.dmp
        Filesize

        248KB