Analysis

  • max time kernel
    98s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-02-2025 17:59

General

  • Target

    Covid 19 Immunity Tips.exe

  • Size

    388KB

  • MD5

    76fffeef410bd6b633c09c0f6529891d

  • SHA1

    774a51b0b07a7c606672a669fca5939b25b53e66

  • SHA256

    e4e5c3a6c15beff4e17117075e2c0bd65f176d81e6885134d2b4d97c20d4773a

  • SHA512

    1fca78852d9ba98ae4ee2ade1694038e6da6fa2d1e29a82e859f6963d6d86b4247da70c7f9780e0ea36f7f7dff178de9c55a450e528c30a073ebbff94423a3d4

  • SSDEEP

    12288:HTYFk+FX3k1xJo2X/S2v4WAqhafvUT1Pk9J7y:Hck+RMxJX/S2vOgaf6c

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    cr*fDaW&m@2y6u

Signatures

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Covid 19 Immunity Tips.exe
    "C:\Users\Admin\AppData\Local\Temp\Covid 19 Immunity Tips.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:4924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4924-0-0x0000000075482000-0x0000000075483000-memory.dmp

    Filesize

    4KB

  • memory/4924-1-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-2-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-3-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-4-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-5-0x0000000075482000-0x0000000075483000-memory.dmp

    Filesize

    4KB

  • memory/4924-6-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-7-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-8-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB

  • memory/4924-9-0x0000000075480000-0x0000000075A31000-memory.dmp

    Filesize

    5.7MB