Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 23:53

General

  • Target

    e627a0488145a0d41d12f80558217f4e_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e627a0488145a0d41d12f80558217f4e

  • SHA1

    588aac620897551d913e65ce0f31522bad726b58

  • SHA256

    3507d27a78e468215ca74b518b1861114765b02985ec3c87aba6f935aa5f6ff5

  • SHA512

    82353ec18071412c0d824e23f3a6be242ce52f2b69b7acfd726de2cf8398e75f5cb1358fb1a8b3aaefb9302e776ffcaf8222bd26839fcd9b2e7c5752a390e16a

  • SSDEEP

    3072:KA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoQo:KzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 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\e627a0488145a0d41d12f80558217f4e_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e627a0488145a0d41d12f80558217f4e_JaffaCakes118.dll,#1
      2⤵
        PID:4876
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 688
          3⤵
          • Program crash
          PID:4144
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4876 -ip 4876
      1⤵
        PID:4296
      • 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=1420 --field-trial-handle=2260,i,3739451884007376837,4900555371550671478,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1456

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4876-0-0x0000000075110000-0x0000000075140000-memory.dmp
          Filesize

          192KB

        • memory/4876-1-0x0000000000EF0000-0x0000000000EF6000-memory.dmp
          Filesize

          24KB

        • memory/4876-2-0x0000000075110000-0x0000000075140000-memory.dmp
          Filesize

          192KB