Overview

overview

10

Static

static

1

AnyDesk.exe

windows10-2004-x64

Sharing

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General

  • Target

    AnyDesk.exe

  • Size

    5.1MB

  • Sample

    241201-re2nrstjaw

  • MD5

    bb3af87238abccdd1b9001f96348e756

  • SHA1

    6ae600ccff0741ce420bbd372c931b951094121f

  • SHA256

    746475f67cd3456551c5cd9c6205c9754b2aef17472af1b40d41904df2337a2b

  • SHA512

    c5f71d88b9938079fc4e44ff6b8329cae451c776fffcbb2ffafb29bcd3107a08a6f5f5327bc5b367a0bac7cf66ec18e549f09815099872882f431230694c5b7b

  • SSDEEP

    98304:25/+S+eFDeCPb5AER4V3CItOqgw2JqaVqn3+GwpU5bAeCoMg:29+STDeiVAc4VnOqgw2URwpGCS

Score
10/10
quasarvenomratoffice04discoveryevasionratrootkitspywarestealertrojan

Malware Config

Extracted

Family

quasar

Version

2.1.0.0

Botnet

Office04

C2

zaidtheboii-50153.portmap.host:50153

Mutex

VNM_MUTEX_fNWmZ9wa8oprRXUo73

Attributes
  • encryption_key

    PJRTtGrfOi1c09c0GCYT

  • install_name

    OneDrive.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft One Drive

  • subdirectory

    Microsoft One Drive

Targets

    • Target

      AnyDesk.exe

    • Size

      5.1MB

    • MD5

      bb3af87238abccdd1b9001f96348e756

    • SHA1

      6ae600ccff0741ce420bbd372c931b951094121f

    • SHA256

      746475f67cd3456551c5cd9c6205c9754b2aef17472af1b40d41904df2337a2b

    • SHA512

      c5f71d88b9938079fc4e44ff6b8329cae451c776fffcbb2ffafb29bcd3107a08a6f5f5327bc5b367a0bac7cf66ec18e549f09815099872882f431230694c5b7b

    • SSDEEP

      98304:25/+S+eFDeCPb5AER4V3CItOqgw2JqaVqn3+GwpU5bAeCoMg:29+STDeiVAc4VnOqgw2URwpGCS

    Score
    10/10
    quasarvenomratoffice04discoveryevasionratrootkitspywarestealertrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • VenomRAT

      VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

      ratrootkitstealervenomrat

    • Venomrat family

      venomrat

    • Windows security modification

      evasiontrojan

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks