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Analysis

  • max time kernel
    125s
  • 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
    01/10/2024, 19:14

General

  • Target

    070f99655b961735f45df81e68bba74e_JaffaCakes118.dll

  • Size

    224KB

  • MD5

    070f99655b961735f45df81e68bba74e

  • SHA1

    00b2bdc4dab1133aaa41b4a9010dc3e0e6813d11

  • SHA256

    9dd35be641daf8275c520c7b3608d8ecef84a22d1a412c87c72d9bf4069f35fb

  • SHA512

    3494a455c99b83b2f75000ad02847b9b1ca0715fbaa0ef0cb65917ac413fd3e4ed00f7e6d405625fff563a215a3b5fcf6456f0c5d5f435905097c0ee4d349547

  • SSDEEP

    6144:YAk17UiuGq+7hNfc1UtYaGoei8fYL1GKKQ+mZ4UyB:YZ1SGqwfsQ9Gn2KQZ4U

Score
5/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs
  • 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\070f99655b961735f45df81e68bba74e_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\070f99655b961735f45df81e68bba74e_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:816
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 816 -s 568
        3⤵
        • Program crash
        PID:3296
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 816 -ip 816
    1⤵
      PID:920
    • 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=3960,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
      1⤵
        PID:4188

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/816-0-0x0000000000400000-0x0000000000459000-memory.dmp

        Filesize

        356KB

      • memory/816-1-0x00000000011F0000-0x0000000001205000-memory.dmp

        Filesize

        84KB