General

  • Target

    btc-receipt.exe

  • Size

    780KB

  • Sample

    250210-lmlpmaxqfz

  • MD5

    0c93904abb61aaf75ef8f7210de308e6

  • SHA1

    3eae214dd0cd6051d9dca98392c07085f171f2a7

  • SHA256

    91107f4a383ddb76d6fd153077d57c528551ace7385fb10db1bb3e46c3603b62

  • SHA512

    c9c6de347b26c1b76e50cd3c500d1e7f020810562b6eb257f7160efe8fed4b95d4f664f94f0ec1fe6e12640473098008b6d4d1fbf2a4b5ba05e5f62b20539db7

  • SSDEEP

    12288:J2tgXH3sduObXsHylkxlOG6+iJN+CeS9hs7hh8Txf5NTh3ZUaeso9JTaP5lREAmD:gtTClOG6pf33rehWNt3mJ/S

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.vanithafireworks.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Vonline@2021

Targets

    • Target

      btc-receipt.exe

    • Size

      780KB

    • MD5

      0c93904abb61aaf75ef8f7210de308e6

    • SHA1

      3eae214dd0cd6051d9dca98392c07085f171f2a7

    • SHA256

      91107f4a383ddb76d6fd153077d57c528551ace7385fb10db1bb3e46c3603b62

    • SHA512

      c9c6de347b26c1b76e50cd3c500d1e7f020810562b6eb257f7160efe8fed4b95d4f664f94f0ec1fe6e12640473098008b6d4d1fbf2a4b5ba05e5f62b20539db7

    • SSDEEP

      12288:J2tgXH3sduObXsHylkxlOG6+iJN+CeS9hs7hh8Txf5NTh3ZUaeso9JTaP5lREAmD:gtTClOG6pf33rehWNt3mJ/S

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • Hawkeye family

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks