General

  • Target

    Shipment invoice.exe

  • Size

    1.4MB

  • Sample

    230417-pmj3kseb58

  • MD5

    eaad3c08a1f393d748dd5e1a615b2b3d

  • SHA1

    84a3f6c915201d6a662ad227114754aea6c2ee2c

  • SHA256

    e6b2f93e2124fa13a05e54b0f0f9327ccdcebc38ee774332c22f34bf60771cef

  • SHA512

    2090e33e11e3a0ec15052b4c1f32574da80786655f22c766046c536dd47f9b2608279a9562d5cf5107a1a28b0ce78dc0a13c934643919f067c8f6a89b3db489a

  • SSDEEP

    24576:vzOB9fWDrP3eS3OzAMgzZba9W4tL40ze2mLpNPT8EWAinrixydMvD:vzOB9fW33ekxXzZba9W4tzeJeEWPiqM

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5797428905:AAGaRRXGZN1d9GGFd3sE5x4uSpCGF0PU4m4/sendMessage?chat_id=1251788325

Targets

    • Target

      Shipment invoice.exe

    • Size

      1.4MB

    • MD5

      eaad3c08a1f393d748dd5e1a615b2b3d

    • SHA1

      84a3f6c915201d6a662ad227114754aea6c2ee2c

    • SHA256

      e6b2f93e2124fa13a05e54b0f0f9327ccdcebc38ee774332c22f34bf60771cef

    • SHA512

      2090e33e11e3a0ec15052b4c1f32574da80786655f22c766046c536dd47f9b2608279a9562d5cf5107a1a28b0ce78dc0a13c934643919f067c8f6a89b3db489a

    • SSDEEP

      24576:vzOB9fWDrP3eS3OzAMgzZba9W4tL40ze2mLpNPT8EWAinrixydMvD:vzOB9fW33ekxXzZba9W4tzeJeEWPiqM

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks