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Overview

overview

10

Static

static

3

7fdd6a81a4...32.exe

windows7-x64

10

7fdd6a81a4...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7fdd6a81a4ef7bd5a4c04351d3e0149ad830bb1168f93101d4c95d4378778332.exe

  • Size

    1.8MB

  • Sample

    240930-twcr3syeme

  • MD5

    f459a1531f07ce212119cf022161b60b

  • SHA1

    60c19230829b1fc4b6dee0fc90172417b3fb864a

  • SHA256

    7fdd6a81a4ef7bd5a4c04351d3e0149ad830bb1168f93101d4c95d4378778332

  • SHA512

    b6ebb2ab4f6cc2ba14bd71c0b5e4508fc93cc951520d40655128e43684637a72dc7a77637b7929a6d59043c18e027ae7da73f2285ef8e8e588cd9956491edc98

  • SSDEEP

    24576:4hvO86HNJck3aKoH5xFBl006Wq59hT6/qinUVEXa+YqxRbw4mMNtJl5E+29wjqqT:EUmPWNF5f6OXoxWINthjmq

Score
10/10
discoveryexecutionpersistence

Malware Config

Targets

    • Target

      7fdd6a81a4ef7bd5a4c04351d3e0149ad830bb1168f93101d4c95d4378778332.exe

    • Size

      1.8MB

    • MD5

      f459a1531f07ce212119cf022161b60b

    • SHA1

      60c19230829b1fc4b6dee0fc90172417b3fb864a

    • SHA256

      7fdd6a81a4ef7bd5a4c04351d3e0149ad830bb1168f93101d4c95d4378778332

    • SHA512

      b6ebb2ab4f6cc2ba14bd71c0b5e4508fc93cc951520d40655128e43684637a72dc7a77637b7929a6d59043c18e027ae7da73f2285ef8e8e588cd9956491edc98

    • SSDEEP

      24576:4hvO86HNJck3aKoH5xFBl006Wq59hT6/qinUVEXa+YqxRbw4mMNtJl5E+29wjqqT:EUmPWNF5f6OXoxWINthjmq

    Score
    10/10
    discoveryexecutionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks