Analysis

  • max time kernel
    94s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2024, 01:58

General

  • Target
    JaffaCakes118_8652945d53523ed0949cdbb981ad82d931e2e7c4df5c4f18481b9905e615350c.dll
  • Size 188KB
  • Sample241224-cdwc2ayneq
  • SHA256 8652945d53523ed0949cdbb981ad82d931e2e7c4df5c4f18481b9905e615350c
  • MD5 SHA1 SHA512 SSDEEP

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_8652945d53523ed0949cdbb981ad82d931e2e7c4df5c4f18481b9905e615350c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8652945d53523ed0949cdbb981ad82d931e2e7c4df5c4f18481b9905e615350c.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2524
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 692
        3⤵
        • Program crash
        PID:752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2524 -ip 2524
    1⤵
      PID:5000

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2524-0-0x0000000075610000-0x0000000075640000-memory.dmp

          memory/2524-2-0x0000000000550000-0x0000000000556000-memory.dmp