Analysis

  • max time kernel
    1029s
  • max time network
    1046s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 11:58

General

  • Target

    Synapse X Installer.exe

  • Size

    43KB

  • MD5

    769aad21a347b7576895910e55970390

  • SHA1

    36831993993050af72ea201cfa6ebc4726860e56

  • SHA256

    72e0f8bf690b647ae965d9a99f89c4f04c3b9500aac53f2a3fd376a2546b287a

  • SHA512

    9bb36a376f0b3e8a26a813f1054bf92a9ca737bd9eb96403d28b4edb81c361408a058e5ccefda3e44bbf4943d9799203665161b02394d35a05faa20851f670a5

  • SSDEEP

    768:d/jqPyqisr4dGirXAHg5rbWDdJwtZ69e7Sd/bDXNJb7bTDa/o1IV27C1:tNqwohJKZ69eKjBJb7bT2o1IgC1

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

192.168.1.219

Mutex

131313131323

Attributes
  • delay

    1000

  • install_path

    temp

  • port

    1234

  • startup_name

    Windows Client

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • 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).

  • 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Synapse X Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Synapse X Installer.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Users\Admin\AppData\Local\Temp\XenoManager\Synapse X Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\XenoManager\Synapse X Installer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Windows Client" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4594.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\XenoManager\Synapse X Installer.exe

    Filesize

    43KB

    MD5

    769aad21a347b7576895910e55970390

    SHA1

    36831993993050af72ea201cfa6ebc4726860e56

    SHA256

    72e0f8bf690b647ae965d9a99f89c4f04c3b9500aac53f2a3fd376a2546b287a

    SHA512

    9bb36a376f0b3e8a26a813f1054bf92a9ca737bd9eb96403d28b4edb81c361408a058e5ccefda3e44bbf4943d9799203665161b02394d35a05faa20851f670a5

  • C:\Users\Admin\AppData\Local\Temp\tmp4594.tmp

    Filesize

    1KB

    MD5

    a27e485b47a3c136c01199b55f08c0d8

    SHA1

    99a6c183d0673217570cf2e5efcc8bf44d78f483

    SHA256

    0c297eec1e3f58624331b58ae22a57cdd344071d58942c6897bb6ae1409e95df

    SHA512

    386fe030cbcb380350e5e5cc8179b76115601ad9b322f90a9d71f76fb2468993986a224796b489c600b4a388d76584772369259ac05d64a6551978e3c9102b60

  • memory/644-0-0x000000007465E000-0x000000007465F000-memory.dmp

    Filesize

    4KB

  • memory/644-1-0x0000000000E80000-0x0000000000E92000-memory.dmp

    Filesize

    72KB

  • memory/2380-15-0x0000000074650000-0x0000000074E00000-memory.dmp

    Filesize

    7.7MB

  • memory/2380-18-0x0000000074650000-0x0000000074E00000-memory.dmp

    Filesize

    7.7MB