General

  • Target

    cb1ccbc5c88657e1f63a2cd3b1c240b6.exe

  • Size

    604KB

  • Sample

    231012-txq14ade62

  • MD5

    cb1ccbc5c88657e1f63a2cd3b1c240b6

  • SHA1

    f237f76e21cbe5edf11a33ba05265df25c665050

  • SHA256

    be15093a407e5b70f5539df5eb1c18d0aedee626f6dc7e9db262c29bfe39ba3c

  • SHA512

    0a08c6bb26268d1a902c9bbb28a583e364e565d745fa83a4bc3ef2d4ecd237a049f192467476bb0fd0f0c14addc8be4412481f8cb8e6a1a6dcec36d600d46298

  • SSDEEP

    12288:BYWAfDuHOXdZV8c5ZGdMc5aMWjrP8N3+Qk0Duy:BYWgTZScqpUP8NEA7

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

STRIGIO

C2

sandshoe.myfirewall.org:5344

Mutex

I8N3F0X7-G4E2-P2S0-T0D7-R1N2H5T660I4

Targets

    • Target

      cb1ccbc5c88657e1f63a2cd3b1c240b6.exe

    • Size

      604KB

    • MD5

      cb1ccbc5c88657e1f63a2cd3b1c240b6

    • SHA1

      f237f76e21cbe5edf11a33ba05265df25c665050

    • SHA256

      be15093a407e5b70f5539df5eb1c18d0aedee626f6dc7e9db262c29bfe39ba3c

    • SHA512

      0a08c6bb26268d1a902c9bbb28a583e364e565d745fa83a4bc3ef2d4ecd237a049f192467476bb0fd0f0c14addc8be4412481f8cb8e6a1a6dcec36d600d46298

    • SSDEEP

      12288:BYWAfDuHOXdZV8c5ZGdMc5aMWjrP8N3+Qk0Duy:BYWgTZScqpUP8NEA7

    • UAC bypass

    • Windows security bypass

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

    • XpertRAT Core payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Adds policy Run key to start application

    • UPX packed file

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

    • Windows security modification

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Program crash

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks