Analysis

  • max time kernel
    157s
  • max time network
    166s
  • 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, 02:18

General

  • Target
    fe33711a4b55ee419481ef8e2ae68d7c_JaffaCakes118.exe
  • Size 857KB
  • Sample240421-crd1xagg7t
  • SHA256 41426800f6abacfe11baaa98f532e48b152971d90958016a943e8e0fb7967b9e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • i6sj

Decoy
  • earn1kdaily.com

  • inspirestudiopro.com

  • dirtiblvk.com

  • humanbehaviourschool.com

  • tsftextiles.com

  • viveroeljardindelaabuela.com

  • surreykeys.com

  • sf790.com

  • evergreenmortuary-cemetary.com

  • pspbizhi.com

  • ironwoodpianostudios.com

  • outrageouslywise.com

  • blacklivesmatterisajoke.com

  • reignauto.com

  • azw3.net

  • nondapack.com

  • dressahaulicboutique.com

  • pierrockellelive.com

  • theleagueofgeeks.com

  • matthiaswalpen.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe33711a4b55ee419481ef8e2ae68d7c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fe33711a4b55ee419481ef8e2ae68d7c_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\fe33711a4b55ee419481ef8e2ae68d7c_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fe33711a4b55ee419481ef8e2ae68d7c_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1284
  • 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=5244 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4564

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1284-12-0x0000000000400000-0x000000000042E000-memory.dmp

          memory/1284-15-0x0000000001300000-0x000000000164A000-memory.dmp

          memory/2184-6-0x0000000005700000-0x000000000570A000-memory.dmp

          memory/2184-3-0x00000000052C0000-0x0000000005352000-memory.dmp

          memory/2184-4-0x0000000074EE0000-0x0000000075690000-memory.dmp

          memory/2184-5-0x0000000005260000-0x0000000005270000-memory.dmp

          memory/2184-0-0x0000000074EE0000-0x0000000075690000-memory.dmp

          memory/2184-7-0x0000000007E70000-0x0000000007F0C000-memory.dmp

          memory/2184-8-0x0000000007E00000-0x0000000007E1A000-memory.dmp

          memory/2184-9-0x0000000005260000-0x0000000005270000-memory.dmp

          memory/2184-10-0x0000000001180000-0x0000000001226000-memory.dmp

          memory/2184-11-0x0000000001220000-0x0000000001254000-memory.dmp

          memory/2184-2-0x0000000005940000-0x0000000005EE4000-memory.dmp

          memory/2184-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

          memory/2184-1-0x0000000000830000-0x000000000090C000-memory.dmp