Analysis

  • max time kernel
    93s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 00:00

General

  • Target

    JaffaCakes118_0055fc2229fb31239a28da61320f4687108f4fd3ab96d2b5018a8f2d1f7a1d7d.dll

  • Size

    184KB

  • MD5

    dfc66b08d47ab956468c01bf6f19937d

  • SHA1

    b8b7d32ebed4c537f771052d580805c31eb9a1db

  • SHA256

    0055fc2229fb31239a28da61320f4687108f4fd3ab96d2b5018a8f2d1f7a1d7d

  • SHA512

    190a1e59d61758337a4e467f06e2806ab7cbd79da2ca42082193d463fead59389d756f9920426a17c2e7b326d8d05ef25fd2ed04be18a1aa8c1c8652858ea5f8

  • SSDEEP

    3072:6iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoJlzoxss7:6iLVCIT4WK2z1W+CUHZj4Skq/eaoXoC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_0055fc2229fb31239a28da61320f4687108f4fd3ab96d2b5018a8f2d1f7a1d7d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0055fc2229fb31239a28da61320f4687108f4fd3ab96d2b5018a8f2d1f7a1d7d.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 616
        3⤵
        • Program crash
        PID:4528
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4720 -ip 4720
    1⤵
      PID:2832

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4720-0-0x0000000074E80000-0x0000000074EAF000-memory.dmp

      Filesize

      188KB

    • memory/4720-2-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

      Filesize

      24KB