Analysis

  • max time kernel
    98s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    14/08/2020, 10:58

General

  • Target
    AWB & INVOICE.exe
  • Size 449KB
  • Sample200814-3fdws93htx
  • SHA256 ddd6f260d8df7fa05eeebeedcac3c4fd519716de1659b3f7bded02aa73994f7d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    challenge12345@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AWB & INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\AWB & INVOICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:792
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1936

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/792-6-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/792-8-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/792-9-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/792-10-0x0000000073980000-0x000000007406E000-memory.dmp

          memory/1324-0-0x0000000073980000-0x000000007406E000-memory.dmp

          memory/1324-1-0x00000000011E0000-0x00000000011E1000-memory.dmp

          memory/1324-3-0x0000000000410000-0x0000000000418000-memory.dmp

          memory/1324-4-0x0000000001150000-0x00000000011A7000-memory.dmp

          memory/1324-5-0x0000000005240000-0x000000000528D000-memory.dmp