Overview

overview

10

Static

static

3

Idle.exe

windows7-x64

10

Idle.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Idle.exe

  • Size

    1.8MB

  • Sample

    240920-jyjcjaxalk

  • MD5

    9257cb2730e4744e1fd4565dec8eb3c8

  • SHA1

    a9147f6de05447b78bd78b71517a650028498836

  • SHA256

    2964966063f51dd2c3d381468a9d9091d8581442b9d63564af056274cb797061

  • SHA512

    0b2228b607a3aa0302515312ab5f9cf86b78c44b94bba7a53507afba00d55208d1387585cd8c0714a9c66831bf99036d91fb81398d6806fd2e086d6019e67e6c

  • SSDEEP

    24576:Wr5fDVgMO9SDaq+Lz04ZxDYeoaydQlceKfxPEQVKGxEvIFHJg5WIhFMwZVxTsQg:Wr5pSYeoayd0uBE0KnQFpyNbTd

Score
10/10
credential_accessdiscoveryexecutionpersistencespywarestealer

Malware Config

Targets

    • Target

      Idle.exe

    • Size

      1.8MB

    • MD5

      9257cb2730e4744e1fd4565dec8eb3c8

    • SHA1

      a9147f6de05447b78bd78b71517a650028498836

    • SHA256

      2964966063f51dd2c3d381468a9d9091d8581442b9d63564af056274cb797061

    • SHA512

      0b2228b607a3aa0302515312ab5f9cf86b78c44b94bba7a53507afba00d55208d1387585cd8c0714a9c66831bf99036d91fb81398d6806fd2e086d6019e67e6c

    • SSDEEP

      24576:Wr5fDVgMO9SDaq+Lz04ZxDYeoaydQlceKfxPEQVKGxEvIFHJg5WIhFMwZVxTsQg:Wr5pSYeoayd0uBE0KnQFpyNbTd

    Score
    10/10
    credential_accessexecutionpersistencespywarestealerdiscovery

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • 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.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • 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

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

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

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks