Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 14:05

General

  • Target

    Efi spoofer.exe

  • Size

    45KB

  • MD5

    55bac6044a43294a4245b7be4ad63b9d

  • SHA1

    30543a9f6d5639795e44e8c50cc8559c43868a72

  • SHA256

    6040e8977f1e45d07a64a0c3826b3d66bdd8d70c1207c151f19bc759c3533996

  • SHA512

    761548c5f1b379686c87dab2176fa9ca0f2ba4f34e7943b95210a0c8f835e254788fa41d61fde8318d8314330c73ed3f8ea6bb77e6b981dacafeab1a19caf988

  • SSDEEP

    768:FdhO/poiiUcjlJIn+YH9Xqk5nWEZ5SbTDakuI7CPW5j:bw+jjgnrH9XqcnW85SbTBuIL

Malware Config

Extracted

Family

xenorat

C2

127.0.0.1

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    nothingset

  • port

    4444

  • startup_name

    Efi spoofer auto spoof

Signatures

  • Detect XenoRat Payload 1 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Efi spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\Efi spoofer.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /Create /TN "Efi spoofer auto spoof" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB06B.tmp" /F
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB06B.tmp

    Filesize

    1KB

    MD5

    8e62f5a2def2179999e69556a6a7e7eb

    SHA1

    7ac12efc543258969b7fb81dbc04f7a4497eed5e

    SHA256

    be7331e94e3b4ab4f48e2a7eca3387ba505697249ae73b8d5cf33ab243e5fa70

    SHA512

    fbf014fe65e88b98afea8a5ced0f69c09f930f69478a5f0bbd51fd8516a264266f8b18cb23a6f7c0aef49a9b4be1759a97cddb27aa5d34efdf7bc5e5d3092f6d

  • memory/2100-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/2100-1-0x00000000008D0000-0x00000000008E2000-memory.dmp

    Filesize

    72KB

  • memory/2100-4-0x0000000074A40000-0x000000007512E000-memory.dmp

    Filesize

    6.9MB

  • memory/2100-5-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/2100-6-0x0000000074A40000-0x000000007512E000-memory.dmp

    Filesize

    6.9MB