Analysis

  • max time kernel
    94s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/12/2024, 20:03

General

  • Target

    JaffaCakes118_a676ae244b51645ac8ca2008baec89a30e732c89e2472d1f40ec8ed37310e0d6.dll

  • Size

    188KB

  • MD5

    fe036c837be8563866876e344c327fcb

  • SHA1

    3d0400cf281d7b6d2d0a547abc40f81bbd5f2436

  • SHA256

    a676ae244b51645ac8ca2008baec89a30e732c89e2472d1f40ec8ed37310e0d6

  • SHA512

    f3d9cbfee4397f5bead0c8cb1a57310b0dd950c8e7dcc00a63ea2ace95053e44cf8beca7a56e09cfe9daa9e54160de6b9db04a12a05bf5977b99e3d465c924dc

  • SSDEEP

    3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:4q7fYIHBZkTB6DWruUCOwjt

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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_a676ae244b51645ac8ca2008baec89a30e732c89e2472d1f40ec8ed37310e0d6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a676ae244b51645ac8ca2008baec89a30e732c89e2472d1f40ec8ed37310e0d6.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1128
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 692
        3⤵
        • Program crash
        PID:1608
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1128 -ip 1128
    1⤵
      PID:2456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1128-0-0x0000000001070000-0x0000000001076000-memory.dmp

      Filesize

      24KB

    • memory/1128-1-0x0000000074AC0000-0x0000000074AF0000-memory.dmp

      Filesize

      192KB

    • memory/1128-3-0x0000000001070000-0x0000000001076000-memory.dmp

      Filesize

      24KB