Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2024, 02:08

General

  • Target
    d4dfb7228adfd937f59d1e4cd050cdfe3e24e18dbe24eda9b2c01ea51c664ff4.exe
  • Size 261KB
  • Sample240519-ckph3ada5y
  • SHA256 d4dfb7228adfd937f59d1e4cd050cdfe3e24e18dbe24eda9b2c01ea51c664ff4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.kino2.top

  • Port

    587

  • Password

    ]]KMGj9lIqJ#

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 35 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 35 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 35 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 35 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 35 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 35 IoCs
  • 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 2 TTPs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4dfb7228adfd937f59d1e4cd050cdfe3e24e18dbe24eda9b2c01ea51c664ff4.exe
    "C:\Users\Admin\AppData\Local\Temp\d4dfb7228adfd937f59d1e4cd050cdfe3e24e18dbe24eda9b2c01ea51c664ff4.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4856

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4856-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

        memory/4856-1-0x0000000004A90000-0x0000000004AE4000-memory.dmp

        memory/4856-2-0x0000000074DA0000-0x0000000075550000-memory.dmp

        memory/4856-3-0x0000000004B20000-0x00000000050C4000-memory.dmp

        memory/4856-4-0x0000000005110000-0x0000000005162000-memory.dmp

        memory/4856-5-0x0000000074DA0000-0x0000000075550000-memory.dmp

        memory/4856-67-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-182-0x0000000074DA0000-0x0000000075550000-memory.dmp

        memory/4856-69-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-63-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-61-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-59-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-57-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-55-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-53-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-52-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-49-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-47-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-45-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-43-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-41-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-39-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-37-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-33-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-31-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-30-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-27-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-25-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-19-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-17-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-15-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-10-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-7-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-6-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-65-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-35-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-23-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-1037-0x0000000005260000-0x00000000052C6000-memory.dmp

        memory/4856-21-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-13-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-1038-0x0000000074DA0000-0x0000000075550000-memory.dmp

        memory/4856-11-0x0000000005110000-0x000000000515D000-memory.dmp

        memory/4856-1039-0x0000000006390000-0x00000000063E0000-memory.dmp

        memory/4856-1040-0x0000000006430000-0x00000000064CC000-memory.dmp

        memory/4856-1041-0x0000000006550000-0x00000000065E2000-memory.dmp

        memory/4856-1042-0x0000000006730000-0x000000000673A000-memory.dmp

        memory/4856-1043-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

        memory/4856-1044-0x0000000074DA0000-0x0000000075550000-memory.dmp