Analysis

  • max time kernel
    142s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 07:16

General

  • Target

    virus.exe

  • Size

    45KB

  • MD5

    e4b7b0e78f6ab19917d854a6cace58e6

  • SHA1

    484bfb18867f5a8e2cd57e01b4fd7340fd4363de

  • SHA256

    c5c11645c327b64591cd3041b3fd100150c5820ac03eb6eeb8717b14cd9516f1

  • SHA512

    8e71d9f60443774898d2782afd8128afacbf83e2b14e15ecfddd84499780132c20d03ea3ce4672e680b1065d4f4d392729d5bcef900fed9ed6845543b44b8957

  • SSDEEP

    768:KdhO/poiiUcjlJInzEH9Xqk5nWEZ5SbTDaFWI7CPW5B:sw+jjgnYH9XqcnW85SbTcWIZ

Score
10/10

Malware Config

Extracted

Family

xenorat

Mutex

a rat

Attributes
  • delay

    5000

  • install_path

    temp

  • port

    4444

  • startup_name

    updater

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).

  • Creates scheduled task(s) 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\virus.exe
    "C:\Users\Admin\AppData\Local\Temp\virus.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Users\Admin\AppData\Local\Temp\XenoManager\virus.exe
      "C:\Users\Admin\AppData\Local\Temp\XenoManager\virus.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2904
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "updater" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB1E.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:2552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAB1E.tmp

    Filesize

    1KB

    MD5

    0ff12ba84c82e6144003bc5f1f86e6ee

    SHA1

    fa57a724c63d0d2390aa8bc9c1ffb61afe0eabd8

    SHA256

    d1e07e5634a265d9b1cbab1249c0c2233281d18a9a3ed85f11603a41e9da61a8

    SHA512

    5695daeff65a84499ade8089875b7ed3b623fb4ea3b630b650cf2a28bf18fb3ba26e4bb16b0060126a1a6a306143ab8684e184e1d775f9773879ba6496817ca8

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

    Filesize

    45KB

    MD5

    e4b7b0e78f6ab19917d854a6cace58e6

    SHA1

    484bfb18867f5a8e2cd57e01b4fd7340fd4363de

    SHA256

    c5c11645c327b64591cd3041b3fd100150c5820ac03eb6eeb8717b14cd9516f1

    SHA512

    8e71d9f60443774898d2782afd8128afacbf83e2b14e15ecfddd84499780132c20d03ea3ce4672e680b1065d4f4d392729d5bcef900fed9ed6845543b44b8957

  • memory/2224-0-0x0000000000D60000-0x0000000000D72000-memory.dmp

    Filesize

    72KB

  • memory/2224-1-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2224-10-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2904-9-0x0000000000180000-0x0000000000192000-memory.dmp

    Filesize

    72KB

  • memory/2904-11-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2904-14-0x00000000049C0000-0x0000000004A00000-memory.dmp

    Filesize

    256KB

  • memory/2904-15-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2904-16-0x00000000049C0000-0x0000000004A00000-memory.dmp

    Filesize

    256KB