Analysis

  • max time kernel
    141s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 18:12

General

  • Target

    fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe

  • Size

    10.2MB

  • MD5

    fd5665056b376dea5c7f7edc31e102f1

  • SHA1

    1cbfb8374e4a4f9d3b50cab58e77cc12fcc5613a

  • SHA256

    c7043f1c549561e496c5152e617d1c17fff3969da685b99fff87fb38ac0287df

  • SHA512

    0fb61f5f15e25c744b084d77d61935f78795b7513758710c54783c07a3b64d24ea5945fac04e83ccfe1159077f7d0d4428cb989c0771845248d2afbbdba728b7

  • SSDEEP

    98304:UfGWp4Tv50l4P6+X3+cMsL5N6hCLn5X3TicYg9NI63/3+cMsL5N6hCLn5X3:tW65t6++cz5s8LnAcY6NI6Gcz5s8Ln

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 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\fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Users\Admin\AppData\Local\Temp\fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2592
  • 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=1312 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\fd5665056b376dea5c7f7edc31e102f1_JaffaCakes118.exe

      Filesize

      10.2MB

      MD5

      3cecd085d4f366181f80e1011c6522ee

      SHA1

      dce3d0bedd749c570bc765a94430771e99b19216

      SHA256

      b6f3358f55120d001ef66ad4a6711dab756faf5b75f30238f7c48ac4e495aabc

      SHA512

      ec77d6fc71dbf07b868e76ccacf075282b9a96baee240621e837e8d6e8f39f79ef4e1658a4bab6c10f79ee186b0bb83645780ce6afa3e1543be10c38621af9c3

    • memory/2592-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

      Filesize

      9.6MB

    • memory/2592-16-0x00000000023A0000-0x00000000025FA000-memory.dmp

      Filesize

      2.4MB

    • memory/2592-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

      Filesize

      9.6MB

    • memory/3080-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

      Filesize

      9.6MB

    • memory/3080-1-0x0000000002420000-0x000000000267A000-memory.dmp

      Filesize

      2.4MB

    • memory/3080-2-0x0000000000400000-0x0000000000605000-memory.dmp

      Filesize

      2.0MB

    • memory/3080-13-0x0000000000400000-0x0000000000605000-memory.dmp

      Filesize

      2.0MB