Overview

overview

10

Static

static

3

client_9544.exe

windows10-2004-x64

8

client_9544.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    client_9544.exe
  • Size 1011KB
  • Sample260727-sa685av1f1
  • SHA256 abf524c5611b894708fcb02e7188ff5ca829b180430e5166ae4171fc44b68160
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexecutionpersistence

Malware Config

Targets

    • Target
      client_9544.exe
    • Size 1011KB
    • SHA256 abf524c5611b894708fcb02e7188ff5ca829b180430e5166ae4171fc44b68160
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutiondefense_evasionpersistence

    • Modifies visibility of hidden/system files in Explorer

      defense_evasion

    • Badlisted process makes network request

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Downloads MZ/PE file

    • Sets service image path in registry

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

      persistence

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops file in System32 directory

    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

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

3
T1112

Credential Access

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks