Analysis

  • max time kernel
    142s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 17:59

General

  • Target

    1bf6e5cf12a45138dae632ad05ab08c6_JaffaCakes118.exe

  • Size

    687KB

  • MD5

    1bf6e5cf12a45138dae632ad05ab08c6

  • SHA1

    0e5c731ac4e592c329d2b0a2bd1b2ac65a5da34b

  • SHA256

    86173557394f3db9f0190ba38d9229ab2f93721c01b67a080af58b168c434442

  • SHA512

    1b8e1123799a567096f5f4fc45c665658db82efda9629440a509480d83cfed3e86a332fd5089320d91622a135d7b7ed53011d345f05d2e7d7d87eefe6d26d81c

  • SSDEEP

    12288:6GcoX95w5KwZgSCP70sZvqmBG0qLAWmhuKf3Smw+VInXDcTTYLG:0aDw5S34x6GaHuKf3l5V6cTTYS

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1bf6e5cf12a45138dae632ad05ab08c6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1bf6e5cf12a45138dae632ad05ab08c6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:3588
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scvhost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scvhost.exe"
      2⤵
      • Executes dropped EXE
      PID:4636
  • 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 --field-trial-handle=4268,i,11069752405888604640,8928124405695604965,262144 --variations-seed-version --mojo-platform-channel-handle=4164 /prefetch:8
    1⤵
      PID:1836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\scvhost.exe

      Filesize

      546KB

      MD5

      d325c1bdcedcc6e1ea859f9722eff22d

      SHA1

      00fcd08ef0653a02d9475c0cf7ba7f504218ae28

      SHA256

      71a43fcc36337a54fe6b7c43c9111b1e7dd45fa82493eadf08a22857584f5e73

      SHA512

      268af78f7758095eec05d29c49b0e69cd2ecf0a275822c97b0592e98c8a97d4b7c58de1baea15bfeb440d1b78a6fd774a1a8c14647720cd0129bac17aea48bb7

    • memory/3588-13-0x0000000000400000-0x00000000004B1000-memory.dmp

      Filesize

      708KB

    • memory/4636-14-0x00000000020E0000-0x00000000020E1000-memory.dmp

      Filesize

      4KB

    • memory/4636-15-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-16-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-17-0x00000000020E0000-0x00000000020E1000-memory.dmp

      Filesize

      4KB

    • memory/4636-18-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-19-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-20-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-21-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-22-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-23-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-24-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-25-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-26-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-27-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-28-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB

    • memory/4636-29-0x0000000000400000-0x000000000048F000-memory.dmp

      Filesize

      572KB