Overview

overview

10

Static

static

10

work.exe

windows11-21h2-x64

8

Sharing

Copy URL
Twitter E-mail

General

  • Target

    work.exe

  • Size

    7.0MB

  • Sample

    250210-qsfg1ssqgl

  • MD5

    cb30f8a8a14ad662caedbd266e9bbcaf

  • SHA1

    7e1ff028a97735704751a8c07316306a786c94a5

  • SHA256

    dd633dc2b0b5db1186c81cd08086aa51b6dadf2b4dc997eaffeb3c1f3ec91f9d

  • SHA512

    23265ff0e905550307720a5d2a27f5c05a786fe42c36a19ca03a7807faa23d3e4c92037c2d9284fda4108319af80c8a97f98dc1238e78697f1930a5020360363

  • SSDEEP

    98304:nfmvITBg6RXamaHl3Ne4i3lqoFhTWrf9eQc0MJYzwZNqkz+as5J1n6ksB0rN9Rh9:nkIQeNlpYfMQc2s8hn6ksqdh9

Score
10/10
blankgrabberdefense_evasiondiscoveryexecutionpersistenceprivilege_escalationspywarestealerupx

Malware Config

Targets

    • Target

      work.exe

    • Size

      7.0MB

    • MD5

      cb30f8a8a14ad662caedbd266e9bbcaf

    • SHA1

      7e1ff028a97735704751a8c07316306a786c94a5

    • SHA256

      dd633dc2b0b5db1186c81cd08086aa51b6dadf2b4dc997eaffeb3c1f3ec91f9d

    • SHA512

      23265ff0e905550307720a5d2a27f5c05a786fe42c36a19ca03a7807faa23d3e4c92037c2d9284fda4108319af80c8a97f98dc1238e78697f1930a5020360363

    • SSDEEP

      98304:nfmvITBg6RXamaHl3Ne4i3lqoFhTWrf9eQc0MJYzwZNqkz+as5J1n6ksB0rN9Rh9:nkIQeNlpYfMQc2s8hn6ksqdh9

    Score
    8/10
    defense_evasiondiscoveryexecutionpersistenceprivilege_escalationspywarestealerupx

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Modifies Windows Firewall

      defense_evasion

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

      defense_evasion

    • Enumerates processes with tasklist

      discovery

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
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

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

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Obfuscated Files or Information

1
T1027

Command Obfuscation

1
T1027.010

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

Browser Information Discovery

1
T1217

Process Discovery

1
T1057

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Wi-Fi Discovery

1
T1016.002

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks