Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2024 07:05

General

  • Target

    6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll

  • Size

    244KB

  • MD5

    6b3416e2c517621b5d670800a30d484f

  • SHA1

    99a6cb09bfbff5bd041b25648f90779f5541c52f

  • SHA256

    5c702bade3f8adc94fa5433b35274d28712ea44892d4e37ee4a41deccdc7e1fd

  • SHA512

    fe5a43641b55bbaea7c194df6d336579fa046f75233d066a507b87faceb7a46271fa7b2e5293bd4cc4daeaa7ff8e699a310567a6deea999c9c82795f942cf929

  • SSDEEP

    3072:umMHLYjs2g+ciAlYDyOWIsh0pMf+66C4FxTdCU1byGkGcyXDTEWlDkr/:urHL+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\6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll,#1
      2⤵
        PID:208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 628
          3⤵
          • Program crash
          PID:1220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 208 -ip 208
      1⤵
        PID:2116

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/208-0-0x0000000075270000-0x00000000752AE000-memory.dmp
        Filesize

        248KB

      • memory/208-3-0x0000000000AB0000-0x0000000000AB6000-memory.dmp
        Filesize

        24KB

      • memory/208-4-0x0000000075270000-0x00000000752AE000-memory.dmp
        Filesize

        248KB

      • memory/208-5-0x0000000075270000-0x00000000752AE000-memory.dmp
        Filesize

        248KB

      • memory/208-6-0x0000000000AD0000-0x0000000000AD6000-memory.dmp
        Filesize

        24KB

      • memory/208-7-0x0000000075270000-0x00000000752AE000-memory.dmp
        Filesize

        248KB