Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2024, 23:01

General

  • Target

    7eae3fc10c1f6330f200861f79757267_JaffaCakes118.exe

  • Size

    81KB

  • MD5

    7eae3fc10c1f6330f200861f79757267

  • SHA1

    307deb3db239fdb11a3909d2441c08664dbf49cc

  • SHA256

    7609cfa3bc504334202edd42206707046d8a256595ec886c33c46e444dd484ba

  • SHA512

    c9e41376ef8645d76de6060c2019f6f4f46546a0c0c72abb91324c670ee41e719f1b4c0d8163bac205281f31fd3d8d4fc454329aae25ce5cde8423141b487fd3

  • SSDEEP

    1536:xFqsQSZRzMfmCj/5gXVV66VyUD6CS3f1TqH:TnZRzImCr5glVLgUDBk1uH

Score
8/10

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 13 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7eae3fc10c1f6330f200861f79757267_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7eae3fc10c1f6330f200861f79757267_JaffaCakes118.exe"
    1⤵
    • Adds policy Run key to start application
    • Sets service image path in registry
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    PID:5080
  • 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=3720 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4172

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\userun32.exe

            Filesize

            81KB

            MD5

            15eae3cf5518ccd877a49d8dc3e9534e

            SHA1

            415a127489c29bba649ef1f30750f98f070e031f

            SHA256

            886377741fb262b6bd8590420b1f009e1b7fbf6a147fc60c21edd2162a55b760

            SHA512

            75f0ff68f24e88da4af9f0fc72cf1981db964db67a19d5a8095555e41d52b711f5489ab2779e73a640f18a46c91ddf053f261f436d4bea0049cfaa909a06acbc

          • memory/5080-0-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/5080-18-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/5080-19-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB