Overview

overview

10

Static

static

3

loader_fixed.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    loader_fixed.exe

  • Size

    7.0MB

  • Sample

    240703-qvfwkayerg

  • MD5

    f65f70a4714cc9fe3e8d3f422059d01a

  • SHA1

    6c499688317d35aabd75e7437934764127a49fcd

  • SHA256

    824beea90d19363d695abcb8f8a89bfcd6a07c49e9d477de5db9090c1b368eba

  • SHA512

    0bbe3f63b494707b6feca848fb0eed9c1d33275efa7d236ed9086e837f475ae5f90bcc6919f5484ab1b6eb4388a6958362cee1b14f44ee75040968572ddb5677

  • SSDEEP

    196608:g5ieOqO57FgYAXfylY2Szpm+Ceww+OUQaU+E3wIHzA:ChM7FgYz6nzpZCnaUQhPP

Score
10/10
xenoratexecutionpersistenceprivilege_escalationratspywarestealertrojanupx

Malware Config

Extracted

Family

xenorat

C2

37.120.141.155

Mutex

SteamUDP_FULL

Attributes
  • delay

    5000

  • install_path

    temp

  • port

    22914

  • startup_name

    SteamUDPUpdater

Targets

    • Target

      loader_fixed.exe

    • Size

      7.0MB

    • MD5

      f65f70a4714cc9fe3e8d3f422059d01a

    • SHA1

      6c499688317d35aabd75e7437934764127a49fcd

    • SHA256

      824beea90d19363d695abcb8f8a89bfcd6a07c49e9d477de5db9090c1b368eba

    • SHA512

      0bbe3f63b494707b6feca848fb0eed9c1d33275efa7d236ed9086e837f475ae5f90bcc6919f5484ab1b6eb4388a6958362cee1b14f44ee75040968572ddb5677

    • SSDEEP

      196608:g5ieOqO57FgYAXfylY2Szpm+Ceww+OUQaU+E3wIHzA:ChM7FgYz6nzpZCnaUQhPP

    Score
    10/10
    xenoratexecutionpersistenceprivilege_escalationratspywarestealertrojanupx

    • XenorRat

      XenorRat is a remote access trojan written in C#.

      trojanratxenorat

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

System Information Discovery

3
T1082

Process Discovery

1
T1057

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks