Analysis

  • max time kernel
    142s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    12/10/2020, 08:59

General

  • Target
    QUOTE B1018586.pdf.exe
  • Size 740KB
  • Sample201012-93fv6qb5cs
  • SHA256 dca8d76c88ee16a9e17e7481f2912e955530296f6ce71e77db7dbadcbffc5c19
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    CHIDEX123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTE B1018586.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTE B1018586.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2000

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1124-0-0x0000000073F00000-0x00000000745EE000-memory.dmp

        memory/1124-1-0x0000000000910000-0x0000000000911000-memory.dmp

        memory/1124-3-0x0000000000900000-0x0000000000904000-memory.dmp

        memory/1124-4-0x00000000050D0000-0x0000000005147000-memory.dmp

        memory/1124-5-0x0000000001DD0000-0x0000000001E49000-memory.dmp

        memory/2000-6-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2000-8-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2000-9-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2000-10-0x0000000073F00000-0x00000000745EE000-memory.dmp