Analysis

  • max time kernel
    146s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    10-07-2020 20:38

General

  • Target

    Copy of items needed.exe

  • Size

    861KB

  • MD5

    9adfdb99fe92f95874b3ffa29808278d

  • SHA1

    898ad1f914c03699ed1d50d66ad197e4779b8718

  • SHA256

    4c95dcdc9172ac4d122a5de060b618102f5ed91bfc564ee3f340c9357a7c220b

  • SHA512

    ffbc252ca3a369e55c1ab8c6ac4de2a1e1027a8adde7c1c63eb8f7ab1ebffafd3ea82307de2ab2211944ce985ccc2ffd8d90e9bb949fffb08d4155a2ddc7adb4

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ikem123456789

Signatures

  • Suspicious behavior: EnumeratesProcesses 48 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • 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 data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • AgentTesla

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Reads user/profile data of web browsers 2 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe
    "C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:3944
    • C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe
      "C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3868
      • C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe
        "C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe" 2 2896 111625
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3932

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2896-0-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/2896-1-0x00000000004AEE50-mapping.dmp

    • memory/2896-3-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/2896-4-0x0000000000400000-0x00000000004B0000-memory.dmp

      Filesize

      704KB

    • memory/2896-5-0x0000000000A00000-0x0000000000A52000-memory.dmp

      Filesize

      328KB

    • memory/3868-7-0x0000000000000000-mapping.dmp

    • memory/3932-2-0x0000000000000000-mapping.dmp