Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 13:36

General

  • Target

    fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe

  • Size

    1.1MB

  • MD5

    d9dbf8790fda74b66d00d6ab40fcc370

  • SHA1

    671d46b5408dc92b1c0502b1a758b74151408ae9

  • SHA256

    fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944e

  • SHA512

    0afbfe4b928a2940d641f18f59f5333b7bd1dda0f61a49d3340cc5e84795ea48feeb3ef934f02dbd24e05b557972e8f3ff5fc7dd42ff020a2a74f44956b8a4a7

  • SSDEEP

    24576:sqDEvCTbMWu7rQYlBQcBiT6rprG8aZ0tmEbmZp:sTvC/MTQYxsWR7aZ9eo

Malware Config

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 35 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe
    "C:\Users\Admin\AppData\Local\Temp\fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3496-13-0x0000000000700000-0x000000000072C000-memory.dmp

    Filesize

    176KB

  • memory/3496-14-0x00000000736DE000-0x00000000736DF000-memory.dmp

    Filesize

    4KB

  • memory/3496-15-0x0000000004CC0000-0x0000000004D5C000-memory.dmp

    Filesize

    624KB

  • memory/3496-16-0x00000000736D0000-0x0000000073E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3496-17-0x00000000736DE000-0x00000000736DF000-memory.dmp

    Filesize

    4KB

  • memory/3496-18-0x00000000736D0000-0x0000000073E80000-memory.dmp

    Filesize

    7.7MB