Analysis

  • max time kernel
    92s
  • max time network
    153s
  • 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 00:04

General

  • Target

    JaffaCakes118_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll

  • Size

    184KB

  • MD5

    6c7032e8f5ec9dd49a9521b1e0638462

  • SHA1

    a2c678b83ab40e3c8bab3be3b6450956a469aa3c

  • SHA256

    c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039

  • SHA512

    a2f0319d6ced46302e259610eca778dad6750d4eddb1b497f4ce53d632fb18fe5812f80cf17cbe4b758479029947da827b9d481bfc9aa7398f8daa7cedf875fa

  • SSDEEP

    3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:7iLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1176
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3fb25168561096d8bb96f40b6c9693224d3908a96a9325e5b55d11dc5483039.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 620
        3⤵
        • Program crash
        PID:4156
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3484 -ip 3484
    1⤵
      PID:1836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3484-0-0x0000000000D40000-0x0000000000D46000-memory.dmp

      Filesize

      24KB

    • memory/3484-1-0x0000000075430000-0x000000007545F000-memory.dmp

      Filesize

      188KB

    • memory/3484-3-0x0000000000D40000-0x0000000000D46000-memory.dmp

      Filesize

      24KB