Analysis

  • max time kernel
    92s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 17:17

General

  • Target

    JaffaCakes118_91e4b5218d0daccf56c9b9b49d35f575c85cf31fd7887a5c28e7f3f6aded849f.dll

  • Size

    161KB

  • MD5

    1b3db416e92a2efa78379badc6cee356

  • SHA1

    3b0092c94d2047484d0eb808c2e69a0fa7e03b99

  • SHA256

    91e4b5218d0daccf56c9b9b49d35f575c85cf31fd7887a5c28e7f3f6aded849f

  • SHA512

    f2440db9e3374822705acd0e4238c86cfddea1d9bd7a869fe9023fe73d1076dad73cbbde99a520f2e1a2127481e8a6fb7bb7627b61c3e1dbc647a050540fdefc

  • SSDEEP

    3072:4m4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:CDBdOlG0nyg1DvwxgZ/v

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91e4b5218d0daccf56c9b9b49d35f575c85cf31fd7887a5c28e7f3f6aded849f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91e4b5218d0daccf56c9b9b49d35f575c85cf31fd7887a5c28e7f3f6aded849f.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 720
        3⤵
        • Program crash
        PID:3812
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4292 -ip 4292
    1⤵
      PID:4972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4292-0-0x0000000000880000-0x0000000000886000-memory.dmp

      Filesize

      24KB

    • memory/4292-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/4292-3-0x0000000000880000-0x0000000000886000-memory.dmp

      Filesize

      24KB