Analysis

  • max time kernel
    110s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2024 05:32

General

  • Target

    e42c1f3d125dfd9144b6b361ac3f488e_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e42c1f3d125dfd9144b6b361ac3f488e

  • SHA1

    4e44565d40f229860cd528fd89c8e753ded65475

  • SHA256

    41447a720dad7ae93743d27a3ebb3d346900918f4b122c4f8e5737f98ecc4b29

  • SHA512

    26cd078afecc8950da02848f5372ddd221378fda85006f353c3b292a10c11468763ef4661405d562c5ac3c76f3fec7ca7445983a13f74cb64509a901172f8de9

  • SSDEEP

    3072:lA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAobo:lzIqATVfQeV2FZalKq6jtGJWuTmd

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\e42c1f3d125dfd9144b6b361ac3f488e_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e42c1f3d125dfd9144b6b361ac3f488e_JaffaCakes118.dll,#1
      2⤵
        PID:3220
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 692
          3⤵
          • Program crash
          PID:1260
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3220 -ip 3220
      1⤵
        PID:4964
      • 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=4072 --field-trial-handle=2284,i,2771196087253062161,8107167670425198948,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:2520

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3220-0-0x0000000074BC0000-0x0000000074BF0000-memory.dmp
          Filesize

          192KB

        • memory/3220-1-0x0000000000890000-0x0000000000896000-memory.dmp
          Filesize

          24KB