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Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2024, 21:22

General

  • Target

    JaffaCakes118_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll

  • Size

    161KB

  • MD5

    62c1736b280eb3c481165b636e47e8fe

  • SHA1

    4e0a6cd1c12d79576f178aeb2826134a3470c501

  • SHA256

    a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4

  • SHA512

    398522b439a195ff0eb791ff9aa92756417d0f360035dee8bbc87b66979c25b915a51fecc2113f766e3f0c185a434d72da9c7c80bc73431dd805f27b40a27b08

  • SSDEEP

    3072:5ySuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2DGkFY:AnS62Fl+pkeJl3CvRStrFl+EYS

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 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_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7dd74f2c6ae3a3536c9a6b01e7109ab3daf7e43918629b8ea10cb9052cb98f4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4372
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 720
        3⤵
        • Program crash
        PID:2960
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4372 -ip 4372
    1⤵
      PID:2724

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4372-0-0x0000000000880000-0x0000000000886000-memory.dmp

      Filesize

      24KB

    • memory/4372-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/4372-3-0x0000000000880000-0x0000000000886000-memory.dmp

      Filesize

      24KB

    • memory/4372-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB