Analysis

  • max time kernel
    141s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    23/07/2020, 04:50

General

  • Target
    SWIFT.exe
  • Size 902KB
  • Sample200723-m8q5pmxqvj
  • SHA256 21bbb34d06861d6eb75ca3baecf8b4eb8a04f5d4236285987cda14a656768577
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.ru

  • Port

    587

  • Password

    Blessing123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • UPX packed file 3 IoCs

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
    "C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3100
    • C:\Users\Admin\AppData\Local\Temp\SWIFT.exe
      "C:\Users\Admin\AppData\Local\Temp\SWIFT.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3676

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3676-0-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/3676-2-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/3676-3-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/3676-4-0x00000000009A0000-0x00000000009EC000-memory.dmp

        memory/3676-5-0x0000000002312000-0x0000000002313000-memory.dmp