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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • 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, 01:08

General

  • Target

    JaffaCakes118_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll

  • Size

    171KB

  • MD5

    e1386dcf7fdb9e5e718f25cac3d91dde

  • SHA1

    34f40499375645dc60b758e6ba76d56ff87a41de

  • SHA256

    c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7

  • SHA512

    4a0df96a51b45817de63e0b312cffd7f6bcc8eb83b59d80dce4df525c6d7deb43905dff169818a9b17e655fd9bb59a5e835303e468f32e9f6e2d0c1ff99f05ad

  • SSDEEP

    3072:xi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:xH9RVaPEmsdHdbQUbd2H3

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 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_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c2a8343a46d65a836c6f1a16027fb2f593507fb1252e435c7cb4be0d8249d9f7.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2260
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 664
        3⤵
        • Program crash
        PID:3300
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2260 -ip 2260
    1⤵
      PID:4576

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2260-0-0x00000000023D0000-0x00000000023D6000-memory.dmp

      Filesize

      24KB

    • memory/2260-1-0x0000000074D20000-0x0000000074D50000-memory.dmp

      Filesize

      192KB

    • memory/2260-2-0x0000000074D20000-0x0000000074D50000-memory.dmp

      Filesize

      192KB

    • memory/2260-3-0x00000000023D0000-0x00000000023D6000-memory.dmp

      Filesize

      24KB