Analysis

  • max time kernel
    94s
  • max time network
    145s
  • 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 20:18

General

  • Target

    JaffaCakes118_6f0456d627f9a18a89d2e77426106b4e7277e732013421e413e974f25785d5b9.dll

  • Size

    188KB

  • MD5

    a8dd14f8823994509fcfd6e95475e26c

  • SHA1

    d4a04b9f904df27dcd361a32a0d1cecbed8cc73c

  • SHA256

    6f0456d627f9a18a89d2e77426106b4e7277e732013421e413e974f25785d5b9

  • SHA512

    fa850ec90c7c44073d358e5fb1c74604e6607e91c8aee69c87d320a1807fe84f1737b9e3ea7fda7e25ac7e203a482a99ed2f3bf22f2ec6c977a2771ea5b1f423

  • SSDEEP

    3072:yA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoxo:yzIqATVfQeV2FZalKq6jtGJWuTmd

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 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\JaffaCakes118_6f0456d627f9a18a89d2e77426106b4e7277e732013421e413e974f25785d5b9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3604
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f0456d627f9a18a89d2e77426106b4e7277e732013421e413e974f25785d5b9.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4656
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4656 -s 688
        3⤵
        • Program crash
        PID:1808
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4656 -ip 4656
    1⤵
      PID:428

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4656-0-0x0000000000860000-0x0000000000866000-memory.dmp

      Filesize

      24KB

    • memory/4656-1-0x0000000075470000-0x00000000754A0000-memory.dmp

      Filesize

      192KB

    • memory/4656-3-0x0000000000860000-0x0000000000866000-memory.dmp

      Filesize

      24KB