Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 17:02

General

  • Target

    f3ec93a1f512236c404551db5fdc5b6a_JaffaCakes118.exe

  • Size

    675KB

  • MD5

    f3ec93a1f512236c404551db5fdc5b6a

  • SHA1

    786c432e7c1d4210733de6c5d3cb5f97ac3de6bc

  • SHA256

    21cd1488b0ac50076df3d685186a8167812d8f69eaf3518fce9ae6c8e13df5a4

  • SHA512

    62f713a0e7a0e39573583d55c629ea7340a74a24bbd14c2dc25b0cf0790fcb49338cfd6ee1e283b6fae01b8f2cd20a7f8deab1b845493db50eb7210069ccaa54

  • SSDEEP

    12288:ig23fTsc17tI634LIwHVUfBCzmh7/7LgqF7B6qFEP34bmCNF8Eh6gp:L23fwutALFHVCCzuHgqF7B614nvh6gp

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3ec93a1f512236c404551db5fdc5b6a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3ec93a1f512236c404551db5fdc5b6a_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Users\Admin\AppData\Local\Temp\n506\s506.exe
      "C:\Users\Admin\AppData\Local\Temp\n506\s506.exe" c185e2938e6d15aea99b5889vjO01MHFBOBa2DQlsUul1+B+WgCckm94I30HgnX563Aw5SI0EXD1S2+VVlM4e6lz/p2OpAS5Gip2bJjB6mH/IzevfCowK1BWKH5pP5pHqa2vNMRjCFqq8H+TQFQrV6NuR6C0ecXaaOOntnq2RjFvWD5zn/D02lko6sLldPekenfpUuFN2KphzHFWxFwP1bEHEmOu6eoC/90pQv4= /v "C:\Users\Admin\AppData\Local\Temp\f3ec93a1f512236c404551db5fdc5b6a_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
  • 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=4112 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3916

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\n506\s506.exe

            Filesize

            350KB

            MD5

            4316f8dd279ce879833a07ee5083979e

            SHA1

            4977e56fd1ae2cbec43e715ff29890be8a415ddb

            SHA256

            72adc6a10a81e294ee987eb1dcd9fbe206d77c103ee517dfce00493b38162a63

            SHA512

            dd40d9c2ccc7a4c77617a5e0976a442cb4480ca0898c81463812466785b81ac1ccd918f107278259a4a515cdf881d35a7d5359d1678791343319ae9841349646

          • memory/2152-12-0x00007FFE94340000-0x00007FFE94CE1000-memory.dmp

            Filesize

            9.6MB

          • memory/2152-13-0x0000000001430000-0x0000000001440000-memory.dmp

            Filesize

            64KB

          • memory/2152-14-0x00007FFE94340000-0x00007FFE94CE1000-memory.dmp

            Filesize

            9.6MB

          • memory/2152-28-0x000000001C320000-0x000000001C330000-memory.dmp

            Filesize

            64KB

          • memory/2152-31-0x000000001CA40000-0x000000001CF0E000-memory.dmp

            Filesize

            4.8MB

          • memory/2152-32-0x000000001CFB0000-0x000000001D04C000-memory.dmp

            Filesize

            624KB

          • memory/2152-33-0x0000000001430000-0x0000000001440000-memory.dmp

            Filesize

            64KB

          • memory/2152-34-0x000000001D1A0000-0x000000001D202000-memory.dmp

            Filesize

            392KB

          • memory/2152-35-0x0000000001430000-0x0000000001440000-memory.dmp

            Filesize

            64KB

          • memory/2152-36-0x00000000217A0000-0x0000000021CAE000-memory.dmp

            Filesize

            5.1MB

          • memory/2152-38-0x00007FFE94340000-0x00007FFE94CE1000-memory.dmp

            Filesize

            9.6MB