Analysis

  • max time kernel
    133s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-07-2024 17:04

General

  • Target

    BEForcer.exe

  • Size

    45KB

  • MD5

    888405f1ed21b89ac08343458251bf26

  • SHA1

    4c9b54da2336376441af26ed4bedcd6fda1b316f

  • SHA256

    a8b6f84c5a83b221cb27203a565852745db0010e793aedfe2e98db4cd7f10859

  • SHA512

    4280eddeaba17692a542ab11e1ad92cde5aedd0857990bea01dbd967334801318fd5c31519e58af021ff07c7cf37c2cea6c99502d7f7c1b26852cfb935e3a2a1

  • SSDEEP

    768:1dhO/poiiUcjlJInYqH9Xqk5nWEZ5SbTDa3WI7CPW5R:Lw+jjgnzH9XqcnW85SbTGWI5

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

23.243.100.240

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4444

  • startup_name

    Windows Security

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).

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BEForcer.exe
    "C:\Users\Admin\AppData\Local\Temp\BEForcer.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Users\Admin\AppData\Roaming\XenoManager\BEForcer.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\BEForcer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Windows Security" /XML "C:\Users\Admin\AppData\Local\Temp\tmp24DF.tmp" /F
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp24DF.tmp
    Filesize

    1KB

    MD5

    f78d2f389b8f658fde9e7f33dee66c15

    SHA1

    d222b225e0d734b93a2b04e4fdbaf4910ed4e69d

    SHA256

    f1bef8ec4cd223f9278b0f54af5579aa335966ac6d0588f27aa9b8f3d3d6d786

    SHA512

    b31f9e7c1ef8ae4bf0eb61fdad582908aadd35367855e71cb9f0c1e957dd4c7276262b6f483cd16836aa0ff7897f34de4b6039daa41a8a183ae0ea2a156c275c

  • \Users\Admin\AppData\Roaming\XenoManager\BEForcer.exe
    Filesize

    45KB

    MD5

    888405f1ed21b89ac08343458251bf26

    SHA1

    4c9b54da2336376441af26ed4bedcd6fda1b316f

    SHA256

    a8b6f84c5a83b221cb27203a565852745db0010e793aedfe2e98db4cd7f10859

    SHA512

    4280eddeaba17692a542ab11e1ad92cde5aedd0857990bea01dbd967334801318fd5c31519e58af021ff07c7cf37c2cea6c99502d7f7c1b26852cfb935e3a2a1

  • memory/2052-9-0x0000000000C00000-0x0000000000C12000-memory.dmp
    Filesize

    72KB

  • memory/2052-10-0x0000000074C10000-0x00000000752FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2052-13-0x0000000074C10000-0x00000000752FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2052-14-0x0000000074C10000-0x00000000752FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2052-15-0x0000000074C10000-0x00000000752FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2964-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp
    Filesize

    4KB

  • memory/2964-1-0x00000000011E0000-0x00000000011F2000-memory.dmp
    Filesize

    72KB