Overview

overview

10

Static

static

revised in...df.exe

windows7_x64

10

revised in...df.exe

windows10_x64

1

Analysis

  • max time kernel
    114s
  • max time network
    10s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    16/05/2021, 04:58

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General

  • Target
    revised invoice and packing list pdf.exe
  • Size 1.7MB
  • Sample210516-bvwt8bv196
  • SHA256 5d89a25cf8029f781b53b9cc617c5067cafe366eb58d0b76ee4246e519f794b0
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    mail.esquiresweaters.com
  • Port

    587
  • Username

    [email protected]
  • Password

    Esquire@#2078

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UsETlRRZcgRo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9C7E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1960
    • C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe"
      2⤵
        PID:1112
      • C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe"
        2⤵
          PID:1148
        • C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe"
          2⤵
            PID:1628
          • C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe
            "C:\Users\Admin\AppData\Local\Temp\revised invoice and packing list pdf.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1048
            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
              dw20.exe -x -s 516
              3⤵
                PID:596

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                memory/596-71-0x0000000000340000-0x0000000000341000-memory.dmp
                Download

                memory/1048-65-0x0000000000400000-0x000000000043C000-memory.dmp
                Download

                memory/1048-68-0x0000000002340000-0x0000000002341000-memory.dmp
                Download

                memory/2004-59-0x00000000765F1000-0x00000000765F3000-memory.dmp
                Download

                memory/2004-60-0x00000000021A0000-0x00000000021A1000-memory.dmp
                Download

                memory/2004-61-0x00000000021A1000-0x00000000021A2000-memory.dmp
                Download

                memory/2004-62-0x000000007EF40000-0x000000007EF41000-memory.dmp
                Download