Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 09:59

General

  • Target

    e731db3500e7f6cd767e9cee14c90310_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    e731db3500e7f6cd767e9cee14c90310

  • SHA1

    29557f8c63f1dd06de93667b9b080d737d40d0b0

  • SHA256

    562a190d2b1a379b9be8bae866e709b35eb5a7d899e8b8367c3af9b4ab6d58d8

  • SHA512

    9534fd50f6da9fc7344fece83918dc5deef7638deaf1e27174edf0f0dcb81538ce323988520ab8362251b13281f2363823cfe2646cb12b5baab04376e2fa2b67

  • SSDEEP

    3072:Nhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JeVQcY:N3fOeIv54W6SFKfc9me9v9/JeV

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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\e731db3500e7f6cd767e9cee14c90310_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e731db3500e7f6cd767e9cee14c90310_JaffaCakes118.dll,#1
      2⤵
        PID:4176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 668
          3⤵
          • Program crash
          PID:4224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4176 -ip 4176
      1⤵
        PID:712
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4192 --field-trial-handle=2700,i,14629483171127516024,12350888228055326066,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4532

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4176-0-0x00000000750E0000-0x0000000075110000-memory.dmp
          Filesize

          192KB

        • memory/4176-1-0x0000000000B70000-0x0000000000B76000-memory.dmp
          Filesize

          24KB