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Analysis

  • max time kernel
    93s
  • max time network
    141s
  • 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, 10:30

General

  • Target

    JaffaCakes118_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll

  • Size

    161KB

  • MD5

    6d20e879a2f22dfc5cb8cd4c7abf3f13

  • SHA1

    0b670dce89a7465f6f7d970318c278b4c6587aed

  • SHA256

    be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5

  • SHA512

    55596c5224bd11325c2558d6048c0caf12ded5755141b0948c4f4d904e71186f3ecd3b736d970c161dafb068fc3b44086662f31d47452dde46d0026886540462

  • SSDEEP

    3072:8C45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:h4KcMhVkbK3hDq9E8i

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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 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_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3716
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be771901e35d1af14a5771b669ca51a27d6a8fa0e3b71dc5eb01d3116a8c51e5.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 712
        3⤵
        • Program crash
        PID:4600
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4504 -ip 4504
    1⤵
      PID:5020

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4504-0-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/4504-2-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

      Filesize

      24KB