Overview

overview

10

Static

static

10

78748fb947...18.exe

windows7-x64

10

78748fb947...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 08:06

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General

  • Target
    78748fb947f2e194373b0ae253e76149_JaffaCakes118.exe
  • Size 37KB
  • Sample240527-jzeezaeb89
  • SHA256 6a4906cdd44f4809101053fe6ca7c015ff28731134378cfbc3a6fa0da630b060
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
evasionpersistence

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78748fb947f2e194373b0ae253e76149_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\78748fb947f2e194373b0ae253e76149_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Users\Admin\AppData\Local\Temp\Windows Restore.exe
      "C:\Users\Admin\AppData\Local\Temp\Windows Restore.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Windows Restore.exe" "Windows Restore.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4884

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        Windows Restore.exe
        • Path C:\Users\Admin\AppData\Local\Temp\Windows Restore.exe
        • Size 37KB
        • SHA256 6a4906cdd44f4809101053fe6ca7c015ff28731134378cfbc3a6fa0da630b060
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/3672-13-0x0000000074F20000-0x00000000754D1000-memory.dmp
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        memory/3672-15-0x0000000074F20000-0x00000000754D1000-memory.dmp
        Download

        memory/4612-0-0x0000000074F22000-0x0000000074F23000-memory.dmp
        Download

        memory/4612-1-0x0000000074F20000-0x00000000754D1000-memory.dmp
        Download

        memory/4612-2-0x0000000074F20000-0x00000000754D1000-memory.dmp
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        memory/4612-12-0x0000000074F20000-0x00000000754D1000-memory.dmp
        Download