Analysis

  • max time kernel
    132s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    07-06-2024 20:04

General

  • Target

    1245.exe

  • Size

    45KB

  • MD5

    7302cc01869548ae491f52a9a37a6bb2

  • SHA1

    9450bd5b7d14408e058f16d2305cda6f1ebd102e

  • SHA256

    7c4c85dc3b36fcec57a3eb5a21eacf1e9cff0745c25c317036b927cb85d24182

  • SHA512

    3a6bd57ab2d30414521f1e0ef918e158b18dabbca9d68dd35a99bb3e97e0e3982d11e496354dbdbe3a65395d5bb1195a77d657d25f40185bbe795883b4de5754

  • SSDEEP

    768:ddhO/poiiUcjlJInSzH9Xqk5nWEZ5SbTDaVWI7CPW52:Tw+jjgnAH9XqcnW85SbT8WI+

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

192.168.100.78

Mutex

Putty

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4782

  • startup_name

    Windows 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\1245.exe
    "C:\Users\Admin\AppData\Local\Temp\1245.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Users\Admin\AppData\Roaming\XenoManager\1245.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\1245.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1924
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Windows Updater" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3727.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:2760

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3727.tmp
    Filesize

    1KB

    MD5

    30f51eab1590995c6631c409c1d2302d

    SHA1

    6eae8dda510b92d8e07b07ca8e6bdde16a4bd9eb

    SHA256

    b57124c0ce19fb6027c746fe08f80b910c7b3bb96fbe15e79ee7d7d12a3a8e30

    SHA512

    87336869268dc5578df2c33afd7166c1c2bd392108a436036671848f32e34446946c5628a785ddd50bc94ba5cc99c94e59685c2f4f47e8d41799efe1e7947b60

  • C:\Users\Admin\AppData\Roaming\XenoManager\1245.exe
    Filesize

    45KB

    MD5

    7302cc01869548ae491f52a9a37a6bb2

    SHA1

    9450bd5b7d14408e058f16d2305cda6f1ebd102e

    SHA256

    7c4c85dc3b36fcec57a3eb5a21eacf1e9cff0745c25c317036b927cb85d24182

    SHA512

    3a6bd57ab2d30414521f1e0ef918e158b18dabbca9d68dd35a99bb3e97e0e3982d11e496354dbdbe3a65395d5bb1195a77d657d25f40185bbe795883b4de5754

  • memory/1924-9-0x00000000743AE000-0x00000000743AF000-memory.dmp
    Filesize

    4KB

  • memory/1924-10-0x0000000000810000-0x0000000000822000-memory.dmp
    Filesize

    72KB

  • memory/1924-13-0x00000000743A0000-0x0000000074A8E000-memory.dmp
    Filesize

    6.9MB

  • memory/1924-14-0x00000000743A0000-0x0000000074A8E000-memory.dmp
    Filesize

    6.9MB

  • memory/2408-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp
    Filesize

    4KB

  • memory/2408-1-0x00000000010E0000-0x00000000010F2000-memory.dmp
    Filesize

    72KB