Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 11:58

General

  • Target

    f5b736e814450bac0fe470db02840738_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f5b736e814450bac0fe470db02840738

  • SHA1

    162d9ed08bbc7fc6be67a5ab0aa9c40342c2d1b0

  • SHA256

    64779dfa8ab4ae6c15af8812bfce29608562a93130451a098f2c406534b2c411

  • SHA512

    d5241ca4ceb11f9cd20d7bc19c1aeb8f2f6e1d7d7e5b38a1457663c63a7834d3448d1ab8d2665878d19dd4932fbdab9e2a2fa26639de5b94506179ee3e8f3ac4

  • SSDEEP

    3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:/zIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b736e814450bac0fe470db02840738_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b736e814450bac0fe470db02840738_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 300
        3⤵
        • Program crash
        PID:2948

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1700-0-0x0000000074760000-0x0000000074790000-memory.dmp

    Filesize

    192KB

  • memory/1700-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

    Filesize

    24KB