Analysis

  • max time kernel
    140s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    26-08-2024 01:24

General

  • Target

    c200bfe0e5cbdcbd0c42bfd2406c7cd8_JaffaCakes118.exe

  • Size

    390KB

  • MD5

    c200bfe0e5cbdcbd0c42bfd2406c7cd8

  • SHA1

    4f6f3b5f09d3281bca8c717ec791e05e850d6498

  • SHA256

    0760392daee22ff7d16a5d5f403fb2f413bc615207e8cfad0982817bfebd5cff

  • SHA512

    989699311d422f349219b616c6f83952ff0c708025e6c4c532d080c772b4a8e929546c30501c73f0e577675facefd2be91390e0f062248b88c9f9a3900b25c28

  • SSDEEP

    6144:F2zeXtIoX0jvfuAIaS/5GRxzKvYl8PVsw9XftYPEQn+aCP0vdZhhL0MTMMeJVQRs:FTIfb+5GRwgl4df2WPCZHBkglH08C

Malware Config

Signatures

  • Modifies RDP port number used by Windows 1 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Maps connected drives based on registry 3 TTPs 5 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Remote Services: SMB/Windows Admin Shares 1 TTPs 2 IoCs

    Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).

  • 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.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 2 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 8 IoCs

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

  • Checks processor information in registry 2 TTPs 21 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c200bfe0e5cbdcbd0c42bfd2406c7cd8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c200bfe0e5cbdcbd0c42bfd2406c7cd8_JaffaCakes118.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Remote Services: SMB/Windows Admin Shares
    • Writes to the Master Boot Record (MBR)
    • Event Triggered Execution: Netsh Helper DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\c200bfe0e5cbdcbd0c42bfd2406c7cd8_JaffaCakes118.dll"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2416-1-0x0000000000320000-0x0000000000355000-memory.dmp

    Filesize

    212KB

  • memory/2416-0-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-9-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2416-8-0x00000000007A0000-0x00000000007A1000-memory.dmp

    Filesize

    4KB

  • memory/2416-7-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2416-6-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2416-5-0x0000000001F10000-0x0000000001F11000-memory.dmp

    Filesize

    4KB

  • memory/2416-4-0x00000000007D0000-0x00000000007D1000-memory.dmp

    Filesize

    4KB

  • memory/2416-3-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/2416-2-0x0000000000780000-0x0000000000786000-memory.dmp

    Filesize

    24KB

  • memory/2416-54-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-55-0x0000000000320000-0x0000000000355000-memory.dmp

    Filesize

    212KB

  • memory/2416-56-0x00000000007D0000-0x00000000007D1000-memory.dmp

    Filesize

    4KB

  • memory/2416-57-0x0000000001F10000-0x0000000001F11000-memory.dmp

    Filesize

    4KB

  • memory/2416-64-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-65-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-66-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-67-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-68-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-69-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-70-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-71-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-72-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-85-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-86-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-87-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-88-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2416-89-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB