Analysis

  • max time kernel
    94s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2024 10:27

General

  • Target

    JaffaCakes118_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll

  • Size

    161KB

  • MD5

    167c2023d25421c3b860a91b3ccf9725

  • SHA1

    ed79658e8769b8ac8d529d9db98a79b12fc42263

  • SHA256

    2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650

  • SHA512

    9ce41ad3106807d70bef8366321c170e8fa6295774bb22dc9f87ae5affb999b78c30b7b72cc15dac1bd558677090694f59ce7c21aba67d9e36d3b0f50eb1f402

  • SSDEEP

    3072:ytSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:8nS62Fl+pkeJl3CvRStrFl+EYi

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3896
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b922cdaec60b6b752a62cd05a682618a5c7a205c468cfd438b1255368622650.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2480
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 712
        3⤵
        • Program crash
        PID:3852
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2480 -ip 2480
    1⤵
      PID:2440

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2480-0-0x0000000000560000-0x0000000000566000-memory.dmp

      Filesize

      24KB

    • memory/2480-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/2480-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/2480-3-0x0000000000560000-0x0000000000566000-memory.dmp

      Filesize

      24KB