General

  • Target

    NO#CU-92504 Xls_1.lzh

  • Size

    794KB

  • Sample

    230921-jj8zmsgf24

  • MD5

    2aa400b2159fa6a0dc2aa66e76baa7ac

  • SHA1

    1029f0872d8ffaf7846baf99f0e525f44db88d44

  • SHA256

    c7448faf4e8737ed7260e0c0d48c56ba74b54e558805b869d28902d0b5a911eb

  • SHA512

    99b0db7d40bcfd6565a06cdac33536b1ef72bcd7adc607c56e2f6c878e1bdf892cbe8fc1b6f76fa361a7948a74394774414fba6bbf53f65e76d0ee0655eb592f

  • SSDEEP

    24576:WRsj/7VWBt1ejCbntRCnZZbuTdTeaIq+H4xXL:B/ctQjCbnuPShTrINYx7

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.lucd.shop
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @lucd.shop

Targets

    • Target

      NO#CU-92504 Xls.exe

    • Size

      1.1MB

    • MD5

      59d184058f8e0a314db11d6f07f600fd

    • SHA1

      5e4b55295fd2b4cc5965fa1e8b322260c5d2a2b6

    • SHA256

      65df886edbea1a5bc833dba4e8e5126ad6326fa44f49e146a9c4b8b34fe75333

    • SHA512

      94adda18b842f927693d6831becbb10c249867c466cb3f2659dc1def9ae05024c7d8cf8a4567fc19f5a1c67495a7994010e1e3e3b3f7784f55f8f7916e190d8c

    • SSDEEP

      24576:mZRToVSu+nsc24YQeP18a5v8UKyd0c7u3yd2OluON4fA9uC:mZRToAu+ns082evFbdLu3yd2OluON4ff

    • HawkEye

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

    • Looks for VirtualBox Guest Additions in registry

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Looks for VMWare Tools registry key

    • 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.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks