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Analysis

  • max time kernel
    161s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 17:59

General

  • Target

    fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe

  • Size

    64KB

  • MD5

    fadc3cb823bcc90dbbad30faf07fe18b

  • SHA1

    b2eb0412871608ea78371e13d6ffef81e9aa9fb1

  • SHA256

    b68a0d53c4be9a4867438a513930e5bd31486a5448f27839794ba07e5e2e3fd1

  • SHA512

    6a52c55e8d85f47785336781ac775e84390c096c567c46d2fffb0aadc2bbdb39d1099b83148f88b307d4ad3b09bf9932f89071760d0d882efee69094c3fc091e

  • SSDEEP

    1536:8BlxGxAk43HhjH50PZPFQjbui2sxkY87k5R6YFEwsuENLUGUXkItFuzfTn:8hXhju2PtXZAYFhXkItcH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\outlook.exe
      C:\Windows\outlook.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:3996
  • 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=4244 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2528

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\outlook.exe

      Filesize

      49KB

      MD5

      0e9379e357aba95f8b9883af9b67675e

      SHA1

      280a174a414e5b8588f42b6328af2c8c8ff4394f

      SHA256

      96b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28

      SHA512

      6cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784

    • memory/2408-0-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2408-1-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/2408-9-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/3996-22-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-13-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-19-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-20-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-10-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-23-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-26-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-27-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-28-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-31-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-32-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-33-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB

    • memory/3996-34-0x0000000000400000-0x000000000047E000-memory.dmp

      Filesize

      504KB