Analysis

  • max time kernel
    148s
  • 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
    31-10-2024 19:56

General

  • Target

    83a3a3670efc8ef800beb532bc7cef0d_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    83a3a3670efc8ef800beb532bc7cef0d

  • SHA1

    9dc717ff7b6e03a47eb492cdf8567638d829a1c6

  • SHA256

    abf97c29244a354965258392eb96d0ff992d4ed6ab159d995b909a9787a348e5

  • SHA512

    e46e0c3c6f6646be70e5f96d2587bfc36542901e48f16ab59375038ffe67be83869a5a013007b55b10ea6c93d3a110abb318e21bbced027fbad584f5905f39bc

  • SSDEEP

    3072:PDHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMF9svQ:zMhP1cq7/16CT9jnR1Vz7iA

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

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\83a3a3670efc8ef800beb532bc7cef0d_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\83a3a3670efc8ef800beb532bc7cef0d_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 612
        3⤵
        • Program crash
        PID:5092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1940 -ip 1940
    1⤵
      PID:4956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1940-0-0x0000000001180000-0x0000000001186000-memory.dmp

      Filesize

      24KB

    • memory/1940-1-0x00000000756F0000-0x0000000075720000-memory.dmp

      Filesize

      192KB

    • memory/1940-3-0x0000000001180000-0x0000000001186000-memory.dmp

      Filesize

      24KB