General

  • Target

    7dd38cc1d26e62c075fa83c7638c5c44aff9cf31a20bf7ce0185f7395e622811

  • Size

    853KB

  • Sample

    231211-kzypaaaeek

  • MD5

    af1efaa54f26932d3f9be054d1bdebd7

  • SHA1

    1b74804d6d2c13a18030990d9e244b4a932a1b6a

  • SHA256

    7dd38cc1d26e62c075fa83c7638c5c44aff9cf31a20bf7ce0185f7395e622811

  • SHA512

    e62361ed36b8ef23b7f466d52ab348005281b9c4ecf1f14db7ae37a907c85ef3d46150cb96f0e132b80cca92caafca44f4f554f9941e3e2b49924730977a966d

  • SSDEEP

    12288:DKjHtfrJQVNVg8Z4UR4BuDWpZrljRh9xYfhs7hILTZhcZFD5T5F0x/aeKC+m9mkt:WrtfkZ94VrvhHlqLL+pNLC+Y7fRFkGV

Malware Config

Targets

    • Target

      2023 Ekstreniz.pdf.exe

    • Size

      871KB

    • MD5

      64ce3428700d7a0797cc4d779ac37c39

    • SHA1

      627376f719d74f19b568a9d9abfe8e2693e3492b

    • SHA256

      6fa0833240b9e814ed3640ef92ae275eb3741b19358f46779a768ec6f5151c42

    • SHA512

      1f956693e8e60a384dbf812510f93866816f848886944d1dc1a17055d078f6b26e42d0cd8cb7a2556740eda4f755d116a222e0ab6f40f81f445a585e74f2e44a

    • SSDEEP

      24576:u7CRRfgZT47zbhDjoJfMpxXM+u7vR/k4r:Zfgp47zbtjogxFgRL

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks