General

  • Target

    Purchase Order 202319876.exe

  • Size

    1.7MB

  • Sample

    230510-meszeafd88

  • MD5

    09338b623f4473341a54191980901783

  • SHA1

    40c8fca01c37d1f1592dacc06f48b918311e37e7

  • SHA256

    f1de1c385fac0c850ee30233c971a76beee78824500899f5c64db03c70ac2e03

  • SHA512

    03da01911a00993ce7ddcd58a3cb6e185389bc341f8b1bde6c287eeca220cf960c690f91d0442b48f812993750d37dc4da4ce86bf6dfc53d00aa9829a31f8fe0

  • SSDEEP

    24576:+b3IBXM8LcvUtY+FGkacy9RjdMD84XKpJKbJ6byq0TyJN8Wo+uOZakN:WQXZcvUtYRcGLoHvJQb8WoIN

Malware Config

Extracted

Family

blustealer

C2

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

Targets

    • Target

      Purchase Order 202319876.exe

    • Size

      1.7MB

    • MD5

      09338b623f4473341a54191980901783

    • SHA1

      40c8fca01c37d1f1592dacc06f48b918311e37e7

    • SHA256

      f1de1c385fac0c850ee30233c971a76beee78824500899f5c64db03c70ac2e03

    • SHA512

      03da01911a00993ce7ddcd58a3cb6e185389bc341f8b1bde6c287eeca220cf960c690f91d0442b48f812993750d37dc4da4ce86bf6dfc53d00aa9829a31f8fe0

    • SSDEEP

      24576:+b3IBXM8LcvUtY+FGkacy9RjdMD84XKpJKbJ6byq0TyJN8Wo+uOZakN:WQXZcvUtYRcGLoHvJQb8WoIN

    • 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