Analysis

  • max time kernel
    94s
  • max time network
    142s
  • 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, 22:06

General

  • Target
    JaffaCakes118_bc7b1c5654e7afdb23811fbf377af3c8d7e8dcd3e255c0fc6127e15ea4fa39fa.dll
  • Size 188KB
  • Sample241230-11a8datnax
  • SHA256 bc7b1c5654e7afdb23811fbf377af3c8d7e8dcd3e255c0fc6127e15ea4fa39fa
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • dridex

Botnet
  • 22201

C2
  • 103.82.248.59:443

  • 54.39.98.141:6602

  • 103.109.247.8:10443

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_bc7b1c5654e7afdb23811fbf377af3c8d7e8dcd3e255c0fc6127e15ea4fa39fa.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc7b1c5654e7afdb23811fbf377af3c8d7e8dcd3e255c0fc6127e15ea4fa39fa.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 688
        3⤵
        • Program crash
        PID:3260
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3024 -ip 3024
    1⤵
      PID:1848

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3024-0-0x00000000024F0000-0x00000000024F6000-memory.dmp

          memory/3024-1-0x00000000758F0000-0x0000000075920000-memory.dmp

          memory/3024-3-0x00000000024F0000-0x00000000024F6000-memory.dmp