General

  • Target

    0581ff6cecc21644f9b5d85823362fe60f0c4b757664b7bfafcc9e2e158690d3

  • Size

    2.6MB

  • Sample

    240618-wh1m4atcqb

  • MD5

    47069f002e03da24cb2ef04c19cce8f9

  • SHA1

    ac66ecdf850f111b5bc70edc3f68633bdab63eaa

  • SHA256

    0581ff6cecc21644f9b5d85823362fe60f0c4b757664b7bfafcc9e2e158690d3

  • SHA512

    6acace8f1efa0e27ddc088c7abe4edd503db20e37e3761c28ef079a9f6dc65d8ae8359f732cf07a1c5cc3986bff4ce9053198aab23fbf4becf34e30748a5de62

  • SSDEEP

    49152:SgpOmgDQ06m3N051GXdJCXw5Y9ehswM1A8Lfwosta:MDDe4RhfHta

Malware Config

Targets

    • Target

      0581ff6cecc21644f9b5d85823362fe60f0c4b757664b7bfafcc9e2e158690d3

    • Size

      2.6MB

    • MD5

      47069f002e03da24cb2ef04c19cce8f9

    • SHA1

      ac66ecdf850f111b5bc70edc3f68633bdab63eaa

    • SHA256

      0581ff6cecc21644f9b5d85823362fe60f0c4b757664b7bfafcc9e2e158690d3

    • SHA512

      6acace8f1efa0e27ddc088c7abe4edd503db20e37e3761c28ef079a9f6dc65d8ae8359f732cf07a1c5cc3986bff4ce9053198aab23fbf4becf34e30748a5de62

    • SSDEEP

      49152:SgpOmgDQ06m3N051GXdJCXw5Y9ehswM1A8Lfwosta:MDDe4RhfHta

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • 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.

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks