Analysis

  • max time kernel
    101s
  • max time network
    143s
  • 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 19:19

General

  • Target

    JaffaCakes118_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll

  • Size

    161KB

  • MD5

    55c20aa16106f9b0acb8bd402507762a

  • SHA1

    ca5327e397a3391531c70cbf376a0845466e9712

  • SHA256

    200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323

  • SHA512

    6cb5da1a34f2604e1ea776ebb65b8865fc8c429f7699a7d2812c7a789dac1d25a1b8d6b6038d4f9e9b9446de13b7d3ccd64578b06f29b9b92e8c167cc08887ae

  • SSDEEP

    3072:f1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:tnS62Fl+pkeJl3CvRStrFl+EYh

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_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_200e7d1e30ecc2ff10ad18b07a41dc054fbc53b6674325fe00a999b8b553e323.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4764
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 712
        3⤵
        • Program crash
        PID:1548
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4764 -ip 4764
    1⤵
      PID:4636

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4764-0-0x0000000001200000-0x0000000001206000-memory.dmp

      Filesize

      24KB

    • memory/4764-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/4764-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/4764-3-0x0000000001200000-0x0000000001206000-memory.dmp

      Filesize

      24KB