Analysis

  • max time kernel
    130s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 03:49

General

  • Target

    bfefb4e233262e7df646538473dce872_JaffaCakes118.dll

  • Size

    73KB

  • MD5

    bfefb4e233262e7df646538473dce872

  • SHA1

    2a2fb2abcb7780804162437bcb4c2be6aada048d

  • SHA256

    4083a4766507b89ec09eaebd6dbeacffc8e70b33be64d50d469aea90e06c23a6

  • SHA512

    2c8a4a032da34c24dab29ef7140149ddcd098211d858cc28a858b62580afe8d7a1aaa02dcde57ec0c1b4adc6f1264775be18af1b6334e1161c8b2dfdb0704c51

  • SSDEEP

    1536:EGmcC3Q2lJOZpWBAxn+xQWrt2xqX/tYSNI7PCZgIClUe:EGRWQmJmn+xhrNFXS7krCye

Score
7/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bfefb4e233262e7df646538473dce872_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bfefb4e233262e7df646538473dce872_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1040
  • 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 --field-trial-handle=4088,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:8
    1⤵
      PID:2252

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1040-0-0x0000000010000000-0x000000001000D000-memory.dmp

      Filesize

      52KB