Analysis

  • max time kernel
    142s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-05-2024 16:10

General

  • Target

    stub.exe

  • Size

    45KB

  • MD5

    7b6df057cf7e923a43da88e8058b740f

  • SHA1

    9a106e83e0e9a5f2df9f7fffd626a12230700e49

  • SHA256

    9f1f2c2d9f93d52c9b8bb0df11dd186327a9f428a8bf74943a9923ac6c62fb1f

  • SHA512

    b2a213a39143b8cfed5bc4db93dd16b4537d56110e093459f6f1e2521aa110399e16456e6fe835e8f4c690d2d39d9b020f022cb0fabf7be58daae81a10718480

  • SSDEEP

    768:vdhO/poiiUcjlJInQTwH9Xqk5nWEZ5SbTDaSWI7CPW5p:lw+jjgnBH9XqcnW85SbTLWIR

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

ayumi-38161.portmap.host

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    1000

  • install_path

    temp

  • port

    38161

  • startup_name

    nothingset

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

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

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\stub.exe
    "C:\Users\Admin\AppData\Local\Temp\stub.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\XenoManager\stub.exe
      "C:\Users\Admin\AppData\Local\Temp\XenoManager\stub.exe"
      2⤵
      • Executes dropped EXE
      PID:1048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\XenoManager\stub.exe

    Filesize

    45KB

    MD5

    7b6df057cf7e923a43da88e8058b740f

    SHA1

    9a106e83e0e9a5f2df9f7fffd626a12230700e49

    SHA256

    9f1f2c2d9f93d52c9b8bb0df11dd186327a9f428a8bf74943a9923ac6c62fb1f

    SHA512

    b2a213a39143b8cfed5bc4db93dd16b4537d56110e093459f6f1e2521aa110399e16456e6fe835e8f4c690d2d39d9b020f022cb0fabf7be58daae81a10718480

  • memory/1048-9-0x0000000000C30000-0x0000000000C42000-memory.dmp

    Filesize

    72KB

  • memory/1048-10-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1048-11-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1048-12-0x0000000074640000-0x0000000074D2E000-memory.dmp

    Filesize

    6.9MB

  • memory/1632-0-0x000000007464E000-0x000000007464F000-memory.dmp

    Filesize

    4KB

  • memory/1632-1-0x0000000000090000-0x00000000000A2000-memory.dmp

    Filesize

    72KB