Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 18:41

General

  • Target

    f66cbe92d85e332d274af0219340e137_JaffaCakes118.dll

  • Size

    180KB

  • MD5

    f66cbe92d85e332d274af0219340e137

  • SHA1

    f9a8197d2df29347c011bbe425e059bd2aa398e5

  • SHA256

    15e08697b366cab5dbfffde7116ac38f6771d6c7f7eb430df9bf621694817e38

  • SHA512

    996075b69f27045f610f08c7da2e1a0a3cd875bf09a4ed31dd5143a0d4544f6de99e1dc74da6192517c91cd9a01f2272ead60c5eb2c2dea76e443f62a8eed8f4

  • SSDEEP

    3072:ksBoP6Q3jdsNavD2WgJK3MRwd70PyQzor/RIrlNo+mdEZ29WtHf91cfRLmfR:k+QTdgaL2WKmoP5G/+rGdoVfmi

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

155.138.203.91:443

207.180.220.242:8116

46.101.142.214:6891

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f66cbe92d85e332d274af0219340e137_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f66cbe92d85e332d274af0219340e137_JaffaCakes118.dll,#1
      2⤵
        PID:2740
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 620
          3⤵
          • Program crash
          PID:1164
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2740 -ip 2740
      1⤵
        PID:1492

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2740-0-0x0000000074A70000-0x0000000074A9F000-memory.dmp
        Filesize

        188KB

      • memory/2740-1-0x0000000002E00000-0x0000000002E06000-memory.dmp
        Filesize

        24KB