Analysis

  • max time kernel
    91s
  • max time network
    93s
  • 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 23:45

General

  • Target

    JaffaCakes118_b45ec7af27c52fa0f282910020699abc64ef2ce73d912a387a2bb69fccb3fcb3.dll

  • Size

    161KB

  • MD5

    6537a35820672cd1c6b962db0fb6a4bb

  • SHA1

    580fc91d7d8655e265fd8d3a5484309326e66bb4

  • SHA256

    b45ec7af27c52fa0f282910020699abc64ef2ce73d912a387a2bb69fccb3fcb3

  • SHA512

    0ce312341962db943c8c8e96ca9f1c5776124c2144991ed2cf86d256d86408310c27e0561d7df8ae6aa2bd382f9c782e20cd5d89fe04948ccb6a1860ddc80350

  • SSDEEP

    3072:qoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:xnS62Fl+pkeJl3CvRStrFl+EYn

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_b45ec7af27c52fa0f282910020699abc64ef2ce73d912a387a2bb69fccb3fcb3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b45ec7af27c52fa0f282910020699abc64ef2ce73d912a387a2bb69fccb3fcb3.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2312
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 712
        3⤵
        • Program crash
        PID:1864
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2312 -ip 2312
    1⤵
      PID:5004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2312-0-0x0000000000A50000-0x0000000000A56000-memory.dmp

      Filesize

      24KB

    • memory/2312-1-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/2312-2-0x0000000010000000-0x000000001002E000-memory.dmp

      Filesize

      184KB

    • memory/2312-3-0x0000000000A50000-0x0000000000A56000-memory.dmp

      Filesize

      24KB