Analysis

  • max time kernel
    95s
  • max time network
    150s
  • 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 14:32

General

  • Target

    JaffaCakes118_8c5271ff5929d93810cf4facac76b312d33a72ab004afbc0d1399ef27ad15378.dll

  • Size

    184KB

  • MD5

    1a3def0fdf3715063209b99c4d39ceff

  • SHA1

    0a15310ae8044986439e241ed348b80b7cdcdcab

  • SHA256

    8c5271ff5929d93810cf4facac76b312d33a72ab004afbc0d1399ef27ad15378

  • SHA512

    f02e0b465f97e6138462f550e9226e401f736d180e20b523990d63cdc523cc91ad76840771c0e5e07772d746c4ca29b7dbd0ecc909df06d649acd74cec0aae5a

  • SSDEEP

    3072:ciLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:ciLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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_8c5271ff5929d93810cf4facac76b312d33a72ab004afbc0d1399ef27ad15378.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c5271ff5929d93810cf4facac76b312d33a72ab004afbc0d1399ef27ad15378.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3664
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 616
        3⤵
        • Program crash
        PID:1312
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3664 -ip 3664
    1⤵
      PID:4944

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3664-0-0x0000000001420000-0x0000000001426000-memory.dmp

      Filesize

      24KB

    • memory/3664-1-0x0000000074930000-0x000000007495F000-memory.dmp

      Filesize

      188KB

    • memory/3664-3-0x0000000001420000-0x0000000001426000-memory.dmp

      Filesize

      24KB