Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 23:17

General

  • Target

    JaffaCakes118_f9d69baf8c2f6190847a6cc60f3f4306a3f2061d8f7be822790f1b7a3187e2a1.dll

  • Size

    188KB

  • MD5

    721dd1d18dfbc29063b867c8f1a00536

  • SHA1

    0b09e26161bf92c8f004286dea6ebac2620a026c

  • SHA256

    f9d69baf8c2f6190847a6cc60f3f4306a3f2061d8f7be822790f1b7a3187e2a1

  • SHA512

    2bc6e3f69ed9c383bcfe56a57595edd85f3b79d455ae0e0a81a46c63803803a93b80969ad9ecc2a23d81d8cf6dba2dbbae98b273ad2f0e5ef60771fc1f1254f1

  • SSDEEP

    3072:vA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo9o:vzIqATVfQeV2FZalKq6jtGJWuTmd

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 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_f9d69baf8c2f6190847a6cc60f3f4306a3f2061d8f7be822790f1b7a3187e2a1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f9d69baf8c2f6190847a6cc60f3f4306a3f2061d8f7be822790f1b7a3187e2a1.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4644
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4644 -s 696
        3⤵
        • Program crash
        PID:4896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4644 -ip 4644
    1⤵
      PID:440

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4644-0-0x0000000000C20000-0x0000000000C26000-memory.dmp

      Filesize

      24KB

    • memory/4644-1-0x0000000074910000-0x0000000074940000-memory.dmp

      Filesize

      192KB

    • memory/4644-3-0x0000000000C20000-0x0000000000C26000-memory.dmp

      Filesize

      24KB

    • memory/4644-2-0x0000000074910000-0x0000000074940000-memory.dmp

      Filesize

      192KB