General

  • Target

    Built.exe

  • Size

    6.9MB

  • Sample

    241103-zrjbystlby

  • MD5

    aaf43ae9f8c1d2e555f66e84a4fa5b96

  • SHA1

    8d659b8973c40b6c7e2483fe6c941633eced625a

  • SHA256

    7e64397d445015ac31473afcb2b36013472e2e1c3714f50b2ac4c76eaacd3e88

  • SHA512

    0388a4815b4c8a0eaddad9bb31fa0a9010c3fe57cf986cba3848eae31fb00f6b0aea83be083e6aa6f6b77a1d03d9ec169240c643fbe375a5ebfbe188d4f0bce3

  • SSDEEP

    98304:wVDjWM8JEE1FxcamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIFb:wV0vdeNTfm/pf+xk4dWRpmrbW3jmrT

Malware Config

Targets

    • Target

      Built.exe

    • Size

      6.9MB

    • MD5

      aaf43ae9f8c1d2e555f66e84a4fa5b96

    • SHA1

      8d659b8973c40b6c7e2483fe6c941633eced625a

    • SHA256

      7e64397d445015ac31473afcb2b36013472e2e1c3714f50b2ac4c76eaacd3e88

    • SHA512

      0388a4815b4c8a0eaddad9bb31fa0a9010c3fe57cf986cba3848eae31fb00f6b0aea83be083e6aa6f6b77a1d03d9ec169240c643fbe375a5ebfbe188d4f0bce3

    • SSDEEP

      98304:wVDjWM8JEE1FxcamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIFb:wV0vdeNTfm/pf+xk4dWRpmrbW3jmrT

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Clipboard Data

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks