Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 14:20

General

  • Target

    f.exe

  • Size

    45KB

  • MD5

    2ac2b9c31f795821a2f34fce2b970847

  • SHA1

    e9e3d2b81ea332a239b991419b1bba217d90a193

  • SHA256

    b92a24260069cde203adae6e90e2b060756694bd9556c06c03a6288dde3c8509

  • SHA512

    eac4a062449b5f2f58e56b1c46c331cf950d96ce0805388556c7bc3cc26ae9f550b34d9b3858f0be3de672a5623b019af1d6364a8d99c9e7366d157afcbff037

  • SSDEEP

    768:5dhO/poiiUcjlJIn7JH9Xqk5nWEZ5SbTDa6WI7CPW5P:3w+jjgnFH9XqcnW85SbTTWI3

Malware Config

Extracted

Family

xenorat

C2

192.168.1.145

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    temp

  • port

    4684

  • startup_name

    Efi spoofer auto spoof

Signatures

  • Detect XenoRat Payload 2 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f.exe
    "C:\Users\Admin\AppData\Local\Temp\f.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3760
    • C:\Users\Admin\AppData\Local\Temp\XenoManager\f.exe
      "C:\Users\Admin\AppData\Local\Temp\XenoManager\f.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5004
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Efi spoofer auto spoof" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC8C.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f.exe.log

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\XenoManager\f.exe

    Filesize

    45KB

    MD5

    2ac2b9c31f795821a2f34fce2b970847

    SHA1

    e9e3d2b81ea332a239b991419b1bba217d90a193

    SHA256

    b92a24260069cde203adae6e90e2b060756694bd9556c06c03a6288dde3c8509

    SHA512

    eac4a062449b5f2f58e56b1c46c331cf950d96ce0805388556c7bc3cc26ae9f550b34d9b3858f0be3de672a5623b019af1d6364a8d99c9e7366d157afcbff037

  • C:\Users\Admin\AppData\Local\Temp\tmpAC8C.tmp

    Filesize

    1KB

    MD5

    8bf10595ec845b804aadb17739e90ba7

    SHA1

    a326324e0302e3cc348c966e76e55c79d50307a7

    SHA256

    cdcafe1b4e6746d3222be87675e246716d49a25d7a7c8e8043d4e246a6096fd9

    SHA512

    e10183dd6a4a2d8b9189b85a12d6cf6f59d71165524259bc9ad126eca670f55f35b0cd6ab28b7ca747c8bfa3366b66fcf16439ebb1efd1575baffbc78182841d

  • memory/3760-0-0x0000000074F0E000-0x0000000074F0F000-memory.dmp

    Filesize

    4KB

  • memory/3760-1-0x0000000000FE0000-0x0000000000FF2000-memory.dmp

    Filesize

    72KB

  • memory/5004-15-0x0000000074F00000-0x00000000756B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-18-0x0000000074F00000-0x00000000756B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5004-19-0x0000000074F00000-0x00000000756B0000-memory.dmp

    Filesize

    7.7MB