Analysis

  • max time kernel
    94s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 19:23

General

  • Target

    JaffaCakes118_4039e1ff7c1fe2e768b02c65224c4e14f0daadb776b8e1bc0f6598853df4842e.dll

  • Size

    184KB

  • MD5

    d83c911065b79553ddba30cdb61daaf9

  • SHA1

    629a50e8735228fa07e67cf6fb130436ad84b057

  • SHA256

    4039e1ff7c1fe2e768b02c65224c4e14f0daadb776b8e1bc0f6598853df4842e

  • SHA512

    d4994895c63c059b0283efd428d152cfafd02e9d93e3481f6dae2fb9499456935d84869e1247b94f73ef28592fc68000e8f1e3919e7910f555100153c0fb2adf

  • SSDEEP

    3072:ZiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:ZiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_4039e1ff7c1fe2e768b02c65224c4e14f0daadb776b8e1bc0f6598853df4842e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4039e1ff7c1fe2e768b02c65224c4e14f0daadb776b8e1bc0f6598853df4842e.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1592 -s 620
        3⤵
        • Program crash
        PID:3740
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1592 -ip 1592
    1⤵
      PID:4228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1592-0-0x0000000000D60000-0x0000000000D66000-memory.dmp

      Filesize

      24KB

    • memory/1592-1-0x0000000075430000-0x000000007545F000-memory.dmp

      Filesize

      188KB

    • memory/1592-3-0x0000000000D60000-0x0000000000D66000-memory.dmp

      Filesize

      24KB