Overview

overview

10

Static

static

1

WeChat.exe

windows10-2004-x64

10

WeChat.exe

windows10-ltsc_2021-x64

10

WeChat.exe

windows11-21h2-x64

10

Resubmissions

31/05/2026, 23:22

260531-3cx4cacs7m6

31/05/2026, 18:03

260531-wnja1adv8t6

31/05/2026, 15:26

260531-st7c8sdv3k10

Sharing

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General

  • Target
    WeChat.exe
  • Size 45.7MB
  • Sample260531-st7c8sdv3k
  • SHA256 714ffc4698d8933240c43a1cf995038f32a29d6cd55b76a4c34710c264248bc0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
netsupportcollectioncredential_accessdefense_evasiondiscoverypersistenceprivilege_escalationransomwareratstealer

Malware Config

Targets

    • Target
      WeChat.exe
    • Size 45.7MB
    • SHA256 714ffc4698d8933240c43a1cf995038f32a29d6cd55b76a4c34710c264248bc0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    collectioncredential_accessdefense_evasiondiscoverynetsupportpersistenceprivilege_escalationransomwareratstealer

    • Family: NetSupport

      NetSupport is a remote access tool sold as a legitimate system administration software.

      ratnetsupport

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Drops file in Drivers directory

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

      persistence

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

      credential_accessstealer

    • Accesses Microsoft Outlook profiles

      collection

    • Adds Run key to start application

      persistence

    • Checks for any installed AV software in registry

    • 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.

    • Modifies WinLogon

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

2
T1120

Query Registry

6
T1012

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

System Information Discovery

6
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Tasks