Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2024 02:38

General

  • Target

    e18b82b85f62e145fc105302df37a8af_JaffaCakes118.exe

  • Size

    37KB

  • MD5

    e18b82b85f62e145fc105302df37a8af

  • SHA1

    0f53fcc65db61c52c383d7c16301f815b97312dd

  • SHA256

    2d6a60fa56688f81b3b1ecebf2eb1ae9b44f41a9e070916c93e3f85dd841d174

  • SHA512

    cae517bad6ebb0a3255c9a8a445323015d33c649a279eff01e06ced6d9b63697c763e39e01adec92677fe0d7d10cebd1505a27f37dfefcb38ca6ae96a37961eb

  • SSDEEP

    384:xV2m3hUidkiXR21cGMy8PuuRXBiFlK6IurAF+rMRTyN/0L+EcoinblneHQM3epzm:n2m3VLGv8PuuR066XrM+rMRa8Nuc5t

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • 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\e18b82b85f62e145fc105302df37a8af_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e18b82b85f62e145fc105302df37a8af_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Users\Admin\AppData\Local\Temp\dllhost.exe
      "C:\Users\Admin\AppData\Local\Temp\dllhost.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4980
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\dllhost.exe" "dllhost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\dllhost.exe

    Filesize

    37KB

    MD5

    e18b82b85f62e145fc105302df37a8af

    SHA1

    0f53fcc65db61c52c383d7c16301f815b97312dd

    SHA256

    2d6a60fa56688f81b3b1ecebf2eb1ae9b44f41a9e070916c93e3f85dd841d174

    SHA512

    cae517bad6ebb0a3255c9a8a445323015d33c649a279eff01e06ced6d9b63697c763e39e01adec92677fe0d7d10cebd1505a27f37dfefcb38ca6ae96a37961eb

  • memory/1284-0-0x0000000075202000-0x0000000075203000-memory.dmp

    Filesize

    4KB

  • memory/1284-1-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1284-2-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB

  • memory/1284-13-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4980-12-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4980-14-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB

  • memory/4980-16-0x0000000075200000-0x00000000757B1000-memory.dmp

    Filesize

    5.7MB