Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09/09/2020, 06:48

General

  • Target
    QUOTE B1018500.pdf.exe
  • Size 719KB
  • Sample200909-6yncvgeefe
  • SHA256 32dbfe6f42c146969736602b95b0886e6c66e68c36d24e97c45ac6b9f9d490b1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.yandex.com

  • Port

    587

  • Password

    H(FPf]j;OgNA

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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTE B1018500.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTE B1018500.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:1964
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
          PID:1952
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "{path}"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:112

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/112-6-0x0000000000400000-0x000000000045A000-memory.dmp

            memory/112-8-0x0000000000400000-0x000000000045A000-memory.dmp

            memory/112-9-0x0000000000400000-0x000000000045A000-memory.dmp

            memory/112-10-0x0000000073B80000-0x000000007426E000-memory.dmp

            memory/1496-0-0x0000000073B80000-0x000000007426E000-memory.dmp

            memory/1496-1-0x0000000000DF0000-0x0000000000DF1000-memory.dmp

            memory/1496-3-0x0000000000240000-0x0000000000243000-memory.dmp

            memory/1496-4-0x00000000054D0000-0x000000000556C000-memory.dmp

            memory/1496-5-0x0000000005030000-0x00000000050C9000-memory.dmp