Analysis

  • max time kernel
    94s
  • max time network
    147s
  • 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 23:49

General

  • Target

    JaffaCakes118_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll

  • Size

    171KB

  • MD5

    f96925bb9cab36039008ed4e558c5bd5

  • SHA1

    76521a18972ae773b470380865bc8e9150c62547

  • SHA256

    f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99

  • SHA512

    0c2f9f4fe0ed67b42afb9bcb5b5000877be7292473dd3abbcc4260d4f0065312bf2633709347e42ecc6b2b321531f5f76b12567eddd812aa6750e77730da4d5e

  • SSDEEP

    3072:Vi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:VH9RVaPEmsdHdbQUbd2H3

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_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7a157cb050ca45037f7f400fe53eb4eedfaa0ae1ffaf120c710545dca09ca99.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1968
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 664
        3⤵
        • Program crash
        PID:3828
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
    1⤵
      PID:3596

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1968-0-0x0000000074A60000-0x0000000074A90000-memory.dmp

      Filesize

      192KB

    • memory/1968-2-0x0000000000F50000-0x0000000000F56000-memory.dmp

      Filesize

      24KB

    • memory/1968-3-0x0000000074A60000-0x0000000074A90000-memory.dmp

      Filesize

      192KB