Overview

overview

10

Static

static

10

AntiMalwar...es.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    AntiMalware Services.exe
  • Size 376KB
  • Sample260825-pw6ypssdpg
  • SHA256 41b9075cb9f8502cedc84cff6ffb050c40f84841a55a7b02e0baa4f9b48e157b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
sheetratdefense_evasiondiscoveryevasionexecutionpersistencetrojan

Malware Config

Targets

    • Target
      AntiMalware Services.exe
    • Size 376KB
    • SHA256 41b9075cb9f8502cedc84cff6ffb050c40f84841a55a7b02e0baa4f9b48e157b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryevasionexecutionsheetratpersistencetrojan

    • Detects Sheetrat Payload

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Family: Sheetrat, NonEuclid rat

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

      trojansheetrat

    • Modifies Windows Defender DisableAntiSpyware settings

      evasiontrojan

    • Modifies Windows Defender TamperProtection settings

      evasiontrojan

    • Modifies security service

      defense_evasion

    • UAC bypass

      defense_evasiontrojan

    • Stops running service(s)

      defense_evasionexecution

    • Windows security modification

      defense_evasiontrojan

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

      discovery
    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

5
T1562

Disable or Modify Tools

4
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks