Analysis

  • max time kernel
    78s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 10:53

General

  • Target

    2020 Shipment details.exe

  • Size

    636KB

  • MD5

    cfe84f4681713fdc9aada7c5b6331dd0

  • SHA1

    cc5820940c73f1ee6c7f95c48a80f13f7cd84dbe

  • SHA256

    4ec6d85f82f9d0874d740c3fa5b94c800e25b5dcd05b63135f6da92a8644d70e

  • SHA512

    f922fd47b0d8e7d4f6c66585a2c5b557c051200c6ec47ea6a829ed2ba453ffa68b335d24ee08369d5da69fa33f0f6acdc653602d07c135b475c4e3bfd05a132b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.acroative.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    onegod5050()

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2020 Shipment details.exe
    "C:\Users\Admin\AppData\Local\Temp\2020 Shipment details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Local\Temp\2020 Shipment details.exe
      "C:\Users\Admin\AppData\Local\Temp\2020 Shipment details.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1352
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:460

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/460-61-0x0000000000000000-mapping.dmp
    • memory/1352-55-0x00000000004AADC0-mapping.dmp
    • memory/1352-58-0x00000000002D0000-0x0000000000320000-memory.dmp
      Filesize

      320KB

    • memory/1352-57-0x00000000002D0000-0x0000000000320000-memory.dmp
      Filesize

      320KB

    • memory/1352-60-0x00000000746F0000-0x0000000074C9B000-memory.dmp
      Filesize

      5.7MB

    • memory/2000-54-0x0000000075221000-0x0000000075223000-memory.dmp
      Filesize

      8KB

    • memory/2000-56-0x00000000004B0000-0x00000000004B9000-memory.dmp
      Filesize

      36KB