Analysis

  • max time kernel
    93s
  • max time network
    146s
  • 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, 05:23

General

  • Target

    JaffaCakes118_1b8993fe663ce6414adab3e2bfdc649bb3a731b62cfc43df9c74eaae3edcfd61.dll

  • Size

    188KB

  • MD5

    a3f39b42ae8f296eb0b1ea7707c2ee9e

  • SHA1

    e528ff8f9c63184e3cb5b7f41d6590129e7f6194

  • SHA256

    1b8993fe663ce6414adab3e2bfdc649bb3a731b62cfc43df9c74eaae3edcfd61

  • SHA512

    6d6ea1e533270bd4b784e8c0b4dd44163a11e33a18c7222a8688f0b240e546a9f859a9b38a543dd286c307f90fcd7ad5c63bfdf3e10b37e265868bd9170a85ab

  • SSDEEP

    3072:YteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzY9qM:cq7fYIHBZkTB6DWruUCOwjt

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_1b8993fe663ce6414adab3e2bfdc649bb3a731b62cfc43df9c74eaae3edcfd61.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b8993fe663ce6414adab3e2bfdc649bb3a731b62cfc43df9c74eaae3edcfd61.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 692
        3⤵
        • Program crash
        PID:4712
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4448 -ip 4448
    1⤵
      PID:4832

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4448-0-0x0000000001140000-0x0000000001146000-memory.dmp

      Filesize

      24KB

    • memory/4448-1-0x00000000752A0000-0x00000000752D0000-memory.dmp

      Filesize

      192KB

    • memory/4448-3-0x0000000001140000-0x0000000001146000-memory.dmp

      Filesize

      24KB