Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 05:22

General

  • Target

    e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    e6b8d9963bfcf5f51d3b41bafba9c101

  • SHA1

    9cc375635cca369d0b927fddc073e8218dbe5a53

  • SHA256

    748da0a87e879aa9a02bee81d774fb915b94e45b9705f59a2f55fdacda5400aa

  • SHA512

    b6e803ee0ee1be2b1f6ab66e81d93b8245c2619f1b4db57c1faee481e2f6c13c9754824284ad6b16458d33bd13325c8d1efaa3687ba48d19c7254710fd9ea79a

  • SSDEEP

    3072:/H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWJ7dU:/Uua/Pv7YNhRIEZDeXVpAxtMsxK

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\e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll,#1
      2⤵
        PID:4364
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 688
          3⤵
          • Program crash
          PID:2496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4364 -ip 4364
      1⤵
        PID:3396
      • 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=3232 --field-trial-handle=3408,i,16599691418790971742,134777455365707676,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3640

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4364-0-0x00000000005E0000-0x00000000005E6000-memory.dmp
          Filesize

          24KB

        • memory/4364-1-0x0000000075000000-0x0000000075030000-memory.dmp
          Filesize

          192KB

        • memory/4364-2-0x0000000075000000-0x0000000075030000-memory.dmp
          Filesize

          192KB

        • memory/4364-3-0x00000000005E0000-0x00000000005E6000-memory.dmp
          Filesize

          24KB