Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 06:36

General

  • Target

    feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    feab3a96b425d34a15ff942d3321603e

  • SHA1

    98be3c5484dce0a61b99cdb190580867267a6674

  • SHA256

    ce27ac5537574b8173bdf0b2c4de56435fce85ff7a5470e7e4da5d65558ab954

  • SHA512

    c03bfd40de20acb6bd9afdb7b450481fbc22654f471b12de6defa2d5718d7253f3b0e99298483841a088b3e9bc15d8fb9967a68d4216648614a263f6198b7db7

  • SSDEEP

    3072:iA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoFo:izIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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\feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4268
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll,#1
      2⤵
        PID:1236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 692
          3⤵
          • Program crash
          PID:1012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1236 -ip 1236
      1⤵
        PID:4592
      • 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=1424 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1620

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1236-0-0x00000000005B0000-0x00000000005B6000-memory.dmp
          Filesize

          24KB

        • memory/1236-1-0x0000000075140000-0x0000000075170000-memory.dmp
          Filesize

          192KB

        • memory/1236-4-0x00000000005B0000-0x00000000005B6000-memory.dmp
          Filesize

          24KB