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, 07:30

General

  • Target

    fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe

  • Size

    2.7MB

  • MD5

    fec3e81798c440d1c8c9166d4eda3afc

  • SHA1

    ebb8e5d1299294fffa046cd99b83a96779042dc0

  • SHA256

    d931074e997d28a51201d93c50d7d3aa270af0ac3692940a018a2168c114ce31

  • SHA512

    53f4f09dffc5214626636a85557646c7fa128084dc038db24eaae0f7e56dbf9fd4f9d6ea3bba9d1b248ed0c0fc87ee376280442a8e75070ab4d25382d4ac7818

  • SSDEEP

    49152:ZOxCm3TOTyb3FHWOyX1AOX4QzDsCODAPtAsYdozfW855BhBMX1p:iCWyTypMXCOIQhpkoIX1p

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4676
  • 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=4060 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5088

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\fec3e81798c440d1c8c9166d4eda3afc_JaffaCakes118.exe

      Filesize

      2.7MB

      MD5

      6c5e9f10e40715d5b4212abbef86e990

      SHA1

      38ffe508da91151fdb5152a7ab1cf7bd22388d55

      SHA256

      2447f110e960665b5f854ce44805c1bb7a9d898d7f4fad27d3f9426eaada00a8

      SHA512

      4ee4e6ffa6096f313f89497975465d7d0eb6c608f8f34a76c7ab846d9be0fa516dd418b67ad811803d5f0660bdbe0b47383df44e12f3dfa1bf975ff813324f91

    • memory/1104-0-0x0000000000400000-0x00000000008EF000-memory.dmp

      Filesize

      4.9MB

    • memory/1104-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

      Filesize

      1.2MB

    • memory/1104-2-0x0000000000400000-0x000000000062A000-memory.dmp

      Filesize

      2.2MB

    • memory/1104-12-0x0000000000400000-0x000000000062A000-memory.dmp

      Filesize

      2.2MB

    • memory/4676-13-0x0000000000400000-0x00000000008EF000-memory.dmp

      Filesize

      4.9MB

    • memory/4676-15-0x0000000000400000-0x000000000062A000-memory.dmp

      Filesize

      2.2MB

    • memory/4676-14-0x00000000018F0000-0x0000000001A23000-memory.dmp

      Filesize

      1.2MB

    • memory/4676-20-0x0000000005560000-0x000000000578A000-memory.dmp

      Filesize

      2.2MB

    • memory/4676-21-0x0000000000400000-0x000000000061D000-memory.dmp

      Filesize

      2.1MB

    • memory/4676-40-0x0000000000400000-0x00000000008EF000-memory.dmp

      Filesize

      4.9MB