Analysis

  • max time kernel
    148s
  • 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
    20/04/2024, 10:51

General

  • Target

    fc9792237dfe0e02d6774170266639a7_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    fc9792237dfe0e02d6774170266639a7

  • SHA1

    9917ef3e468806b435105b0768f5a2a9f62389b1

  • SHA256

    0f9afffd1ce16ff8f1c1772cb7d76c3c627cd834852ac0f88783bddeb8f1d6f9

  • SHA512

    253aa0097ad709d48dac8320ffa1ce11ddb69e8f57e3cd9610bb6f01a494d535a34d6f348135d68d6e98b13f59d75ba25797565565624493612e916154e0cf58

  • SSDEEP

    3072:dH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWt7dU:dUua/Pv7YNhRIEZDeXVpAxtMsxK

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 Loader 2 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\fc9792237dfe0e02d6774170266639a7_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc9792237dfe0e02d6774170266639a7_JaffaCakes118.dll,#1
      2⤵
        PID:2436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 692
          3⤵
          • Program crash
          PID:1924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2436 -ip 2436
      1⤵
        PID:800

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2436-0-0x0000000075850000-0x0000000075880000-memory.dmp

        Filesize

        192KB

      • memory/2436-1-0x0000000002630000-0x0000000002636000-memory.dmp

        Filesize

        24KB

      • memory/2436-2-0x0000000075850000-0x0000000075880000-memory.dmp

        Filesize

        192KB