Analysis

  • max time kernel
    95s
  • max time network
    144s
  • 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 21:51

General

  • Target

    JaffaCakes118_4cc663eeb044eab87959818a73aab2586fd9c293497a1df7196a3b8c9227a797.dll

  • Size

    171KB

  • MD5

    75340a5903db5b59c00b2811b75340b7

  • SHA1

    ced0ab3a2b313c429de3caa3dbc68d2f85abdf83

  • SHA256

    4cc663eeb044eab87959818a73aab2586fd9c293497a1df7196a3b8c9227a797

  • SHA512

    d2fea0aacaf227b19e89ca2e885317e73c755343f3b71e0d6f5faef245d275f52c8ba04c436ec75de73e78a34ab03857ef1cef0453b0a333d55922f145608b11

  • SSDEEP

    3072:Si49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:SH9RVaPEmsdHdbQUbd2H3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 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_4cc663eeb044eab87959818a73aab2586fd9c293497a1df7196a3b8c9227a797.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cc663eeb044eab87959818a73aab2586fd9c293497a1df7196a3b8c9227a797.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 664
        3⤵
        • Program crash
        PID:3488
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1720 -ip 1720
    1⤵
      PID:1156

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1720-2-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

      Filesize

      24KB

    • memory/1720-0-0x0000000074E70000-0x0000000074EA0000-memory.dmp

      Filesize

      192KB

    • memory/1720-3-0x0000000074E70000-0x0000000074EA0000-memory.dmp

      Filesize

      192KB