Overview

overview

10

Static

static

10

399ff1a4f0...18.exe

windows7-x64

7

399ff1a4f0...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/05/2024, 10:24

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General

  • Target
    399ff1a4f0dc6e17e3edf45a99071a14_JaffaCakes118.exe
  • Size 956KB
  • Sample240512-mfl79abc31
  • SHA256 22a6621a16f8b42a2f1cc67804752832fad62fc087cc461f942d7be6f915b32d
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
bootkitpersistenceupx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\399ff1a4f0dc6e17e3edf45a99071a14_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\399ff1a4f0dc6e17e3edf45a99071a14_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    PID:2408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 572
      2⤵
      • Program crash
      PID:4212
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2408 -ip 2408
    1⤵
      PID:3968
    • 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 --field-trial-handle=4240,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4068 /prefetch:8
      1⤵
        PID:804

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/2408-0-0x0000000010000000-0x000000001000B000-memory.dmp
            Download

            memory/2408-1-0x0000000010000000-0x000000001000B000-memory.dmp
            Download