Overview

overview

10

Static

static

3

kuai.exe

windows10-2004-x64

10

Resubmissions

22-11-2024 05:20

241122-f1maes1ldp 10

19-11-2024 04:50

241119-fgjees1elr 10

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General

  • Target

    kuai.exe.vir

  • Size

    31.4MB

  • Sample

    241122-f1maes1ldp

  • MD5

    bb1058c71041096a14109e59bdcb4e5f

  • SHA1

    0ad3510e1e0f1e01fdd645e114f8ce743b1aed1b

  • SHA256

    ac4e2d438500d0cd21f3fc269b37123dcd8c732bcf945b716b29643c411f4089

  • SHA512

    f25a6cd4b741f33f10f06fad324d93b48013ffcfcb850fa50971b1b76bde381007b8bf5b0b736569ac5661e49a3e8d54b308f8f09dfbc8540b9911ee71ded99b

  • SSDEEP

    393216:ysFBi0lwDQi8oo4zAQUi+9U8TEFzSVy6vbBYShIL6DNBjuy1K+HAfHiF3v:y+BBuEidD98TE8s6NzpS/Q

Score
10/10
discoveryevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      kuai.exe.vir

    • Size

      31.4MB

    • MD5

      bb1058c71041096a14109e59bdcb4e5f

    • SHA1

      0ad3510e1e0f1e01fdd645e114f8ce743b1aed1b

    • SHA256

      ac4e2d438500d0cd21f3fc269b37123dcd8c732bcf945b716b29643c411f4089

    • SHA512

      f25a6cd4b741f33f10f06fad324d93b48013ffcfcb850fa50971b1b76bde381007b8bf5b0b736569ac5661e49a3e8d54b308f8f09dfbc8540b9911ee71ded99b

    • SSDEEP

      393216:ysFBi0lwDQi8oo4zAQUi+9U8TEFzSVy6vbBYShIL6DNBjuy1K+HAfHiF3v:y+BBuEidD98TE8s6NzpS/Q

    Score
    10/10
    discoveryevasionexecutionpersistenceprivilege_escalationtrojan

    • UAC bypass

      evasiontrojan

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

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

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

3
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

Peripheral Device Discovery

2
T1120

Query Registry

6
T1012

System Information Discovery

7
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks