Overview

overview

10

Static

static

3

2026-11-05...ar.exe

windows10-2004-x64

10

2026-11-05...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-11-05_32eec81553bd2fccc1ca0fca1d5d4bf3_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
  • Size 401KB
  • Sample261107-fl86msvt7l
  • SHA256 820d3cb90bc402cbce18b9251de837d4e33cff39a00f22d04ba412b83ca1df42
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xmrigdefense_evasiondiscoveryexecutionexploitminerpersistenceprivilege_escalationupx

Malware Config

Targets

    • Target
      2026-11-05_32eec81553bd2fccc1ca0fca1d5d4bf3_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
    • Size 401KB
    • SHA256 820d3cb90bc402cbce18b9251de837d4e33cff39a00f22d04ba412b83ca1df42
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionexploitxmrigminerpersistenceupxprivilege_escalation

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion
    • Custom signature

      UPX dump on OEP (original entry point)

    • XMRig Miner payload

      miner

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Looks for VMWare Tools registry key

      defense_evasion

    • Possible privilege escalation attempt

      exploit

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Looks up external IP address via web service

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

      discovery

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Power Settings

1
T1653

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Process Injection

1
T1055

Process Hollowing

1
T1055.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Modify Registry

1
T1112

Process Injection

1
T1055

Process Hollowing

1
T1055.012

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

7
T1012

Remote System Discovery

1
T1018

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

3
T1016

Internet Connection Discovery

2
T1016.001

System Time Discovery

1
T1124

Virtualization/Sandbox Evasion

2
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks