Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 02:57

General

  • Target

    fe449d1076cf6867ca371e41f532a22b_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    fe449d1076cf6867ca371e41f532a22b

  • SHA1

    8154990686a15d3098cc12e3953d2ea5d9fe58bc

  • SHA256

    fd8ba57ae624243ab10b5cbfb35662dd0b60085fef1d733d1e9a25bfd840b599

  • SHA512

    dc2c1c88883e428c431f75283e7285ee974c79d0858bdf7b1d95e3fc9cba5ff7545b39e498f71419d40bd8f7a05d2c8d158c94616772050f3810e6491f57877a

  • SSDEEP

    3072:jhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33J3VQcY:j3fOeIv54W6SFKfc9me9v9/J3V

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe449d1076cf6867ca371e41f532a22b_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1348
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe449d1076cf6867ca371e41f532a22b_JaffaCakes118.dll,#1
      2⤵
        PID:3296
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 668
          3⤵
          • Program crash
          PID:1264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3296 -ip 3296
      1⤵
        PID:112

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3296-0-0x0000000075270000-0x00000000752A0000-memory.dmp
        Filesize

        192KB

      • memory/3296-1-0x0000000000AA0000-0x0000000000AA6000-memory.dmp
        Filesize

        24KB