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Analysis

  • max time kernel
    125s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 08:05

General

  • Target

    fbdb22f3b8ea25223afa74d53013d62e_JaffaCakes118.exe

  • Size

    368KB

  • MD5

    fbdb22f3b8ea25223afa74d53013d62e

  • SHA1

    c1936fb1623c4059ce949a8aaa2ef842ebd3dd68

  • SHA256

    001cf6fe46feff4870ab0f6ee2fdf517ca1494e7efa99a4e11b6306fb13ee028

  • SHA512

    59a0a168f06b105d62738f66af478c1956006cfcd86724112e4a33cc97c46fcfd399ebeb38a18511336b3177bfe4461badf18942ce6718fbccf1afc099044771

  • SSDEEP

    6144:ogL92UU48OOlg/gwpewysMzEYUM9Kwn832M6w6j0P:7LxU5O/gWysMIYlK4AlOj0P

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fbdb22f3b8ea25223afa74d53013d62e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fbdb22f3b8ea25223afa74d53013d62e_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\fbdb22f3b8ea25223afa74d53013d62e_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fbdb22f3b8ea25223afa74d53013d62e_JaffaCakes118.exe"
      2⤵
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3436
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\Start.bat
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:812
        • C:\Windows\SysWOW64\reg.exe
          reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Associations /v ModRiskFileTypes /t REG_SZ /d .exe /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4080
        • C:\Windows\SysWOW64\gpupdate.exe
          gpupdate /force
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2244
  • 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=4400,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=4444 /prefetch:8
    1⤵
      PID:1324

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Start.bat

      Filesize

      200B

      MD5

      9cedeb0b293d2b5491225ef3d9eb2a8b

      SHA1

      b607ef9bd319b6ec696c8dab8a314998d133298b

      SHA256

      3fc59706783a0778da9121da52a63e34e47c82f436d5b14943e14fb418fd4f08

      SHA512

      ec7d4544e32b1ea460895b1037a9eca2529eed45d6ee1644f83dfc4d4ad8f7c32a811ee4627bc6b243fb5d5c9e3e2b22060d6a2903692830ff1f114d2b9f3cfc

    • memory/3436-0-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3436-2-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3436-3-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3436-8-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB