Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 19:18

General

  • Target

    JaffaCakes118_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll

  • Size

    171KB

  • MD5

    bd62fcbdfbb722fc1e1f8a6b478917e9

  • SHA1

    cda2e5b61a4444fe450e13ca71a6562cbb33ed49

  • SHA256

    e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53

  • SHA512

    74cb192ffe7af86718bbaee60c0c69fbb7182bf265aa1f64e104e98da6a71b3d9b9af72511904749cb3d5bb09a762268e8c7d08a28dff8f18f7c852d5d0d9c08

  • SSDEEP

    3072:Li49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:LH9RVaPEmsdHdbQUbd2H3

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_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1120
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e66fdace3e0ecd4663dbcd47e2976f13c1a4477153513b72bbb24f489c96ff53.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 664
        3⤵
        • Program crash
        PID:684
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1232 -ip 1232
    1⤵
      PID:840

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1232-0-0x0000000000C80000-0x0000000000C86000-memory.dmp

      Filesize

      24KB

    • memory/1232-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

      Filesize

      192KB

    • memory/1232-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

      Filesize

      192KB

    • memory/1232-3-0x0000000000C80000-0x0000000000C86000-memory.dmp

      Filesize

      24KB