Resubmissions

05/09/2024, 17:54

240905-wg8x3sxbme10

05/09/2024, 17:41

240905-v9fasswhre10

05/09/2024, 17:30

240905-v3dtdswgpf10

General

  • Target
    9c899ce4d925085b8ee3ac8d0a2b9.exe
  • Size 29.4MB
  • Sample240905-v9fasswhre
  • SHA256 760cb0f7e41eb9666c293e728702792698198d8c715d71bccb327115e5b37858
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      9c899ce4d925085b8ee3ac8d0a2b9.exe
    • Size 29.4MB
    • SHA256 760cb0f7e41eb9666c293e728702792698198d8c715d71bccb327115e5b37858
    • MD5 SHA1 SHA512 SSDEEP
    • Modifies visiblity of hidden/system files in Explorer

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • UPX packed file

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks