General

  • Target

    BlackMail.exe

  • Size

    6.9MB

  • Sample

    240726-pr3qgs1gjh

  • MD5

    f661f25ebe308c08f4a13c4c66f01f4d

  • SHA1

    aa717538c9fa2f934d43273ed724c723a4ba5c5a

  • SHA256

    bd030ea05b0e2a1709e7dba4dfb5aae1b38ed5d3096f4e82cc7b90d37c72f229

  • SHA512

    faa37cd0ebab87f2573af02293edef92d237b3b82840e258100f6c2f7593191f98d2efbd1f6f2cb645424f50a6abd5f567703b65fbe36b47ca6d98104d5d3acd

  • SSDEEP

    98304:NGDjWM8JEEFeJbamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRa6mJcp/lq68K:NG0OJeeNTfm/pf+xk4dWRaU/aQo8Mbc

Malware Config

Targets

    • Target

      BlackMail.exe

    • Size

      6.9MB

    • MD5

      f661f25ebe308c08f4a13c4c66f01f4d

    • SHA1

      aa717538c9fa2f934d43273ed724c723a4ba5c5a

    • SHA256

      bd030ea05b0e2a1709e7dba4dfb5aae1b38ed5d3096f4e82cc7b90d37c72f229

    • SHA512

      faa37cd0ebab87f2573af02293edef92d237b3b82840e258100f6c2f7593191f98d2efbd1f6f2cb645424f50a6abd5f567703b65fbe36b47ca6d98104d5d3acd

    • SSDEEP

      98304:NGDjWM8JEEFeJbamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRa6mJcp/lq68K:NG0OJeeNTfm/pf+xk4dWRaU/aQo8Mbc

    • 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.

    • Drops file in Drivers directory

    • Clipboard Data

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

    • 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

    • 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.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks