Analysis

  • max time kernel
    141s
  • 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
    21-04-2024 04:30

General

  • Target

    fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

  • Size

    302KB

  • MD5

    fe70483736e36709b074a8d0f380f0bd

  • SHA1

    6daf47bfda8814b2c1ed165eb7041b84186739ef

  • SHA256

    be1151273f1ab6c3b99807c284b51cb3d5d6fa94aaa411610eb0764b032ef65e

  • SHA512

    870f83f609ddcc9593c96cbf604a42f72e3ad0f44059e0c673fd44bbdffada6622b1df44c259bbe141462bc3fcba29cfbd8a5fbd8f10a5092161049227d81422

  • SSDEEP

    6144:MgUaXVt3TqPBNkFtSG1+2a8OeD6GBwQMwmQ:saFt3TGBAtSG1DOeD6GBvm

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3836
  • 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=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4676

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

      Filesize

      302KB

      MD5

      67ba4f9f5c22f8a10ed120703178702c

      SHA1

      b8941201b48942a79c4d99c1e9fadbb31fe40ad7

      SHA256

      65563aaee2bf8794285b9ffdf1fa3b4b4e36662964b221f8c1e640086b211c21

      SHA512

      ed67bf31de56b068b253a4f99b5e8df77c253a2498644656e5a755b46bd899b18bcf49b48de2306b1cea3b4ae7c2b9cb7fd33a6e6c3d5f6bc0c7e6f60824cb18

    • memory/2584-0-0x0000000000400000-0x00000000004E0000-memory.dmp

      Filesize

      896KB

    • memory/2584-1-0x00000000014E0000-0x0000000001511000-memory.dmp

      Filesize

      196KB

    • memory/2584-2-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2584-13-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3836-14-0x00000000014E0000-0x0000000001511000-memory.dmp

      Filesize

      196KB

    • memory/3836-16-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3836-15-0x0000000000400000-0x00000000004E0000-memory.dmp

      Filesize

      896KB

    • memory/3836-30-0x0000000000400000-0x00000000004E0000-memory.dmp

      Filesize

      896KB