Overview

overview

10

Static

static

167647227-...df.exe

windows7_x64

10

167647227-...df.exe

windows10_x64

10

Analysis

  • max time kernel
    71s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 19:38

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General

  • Target

    167647227-54134-sdfnt4-2.pdf.exe

  • Size

    490KB

  • MD5

    c0439cb689521497f7196071bb6d7709

  • SHA1

    54871ad8ffc2e1b2c219cc11bd2a0f959478c3b2

  • SHA256

    5c133741b443850a940c58eb5a162c485b8186d0db0c99be3962e277eecca550

  • SHA512

    63df0c63fe678113185e5b61d5a700e191f1e384c85b91119bdfe8f934a0f4ff1343e6a4f84f8838868b290d34a7674c6f12a67e45db516d35b23f851b48dfb4

Score
10/10
agentteslacoreentitykeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    rbrt@al72

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    coreentity
  • AgentTesla Payload 4 IoCs
  • rezer0 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\167647227-54134-sdfnt4-2.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\167647227-54134-sdfnt4-2.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Users\Admin\AppData\Local\Temp\167647227-54134-sdfnt4-2.pdf.exe
      "{path}"
      2⤵
        PID:612
      • C:\Users\Admin\AppData\Local\Temp\167647227-54134-sdfnt4-2.pdf.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1152

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1004-0-0x00000000741E0000-0x00000000748CE000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/1004-1-0x00000000000F0000-0x00000000000F1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1004-3-0x0000000000360000-0x00000000003BA000-memory.dmp
        Filesize

        360KB

        Download
      • memory/1004-4-0x00000000004C0000-0x00000000004C3000-memory.dmp
        Filesize

        12KB

        Download
      • memory/1004-5-0x0000000001F40000-0x0000000001F93000-memory.dmp
        Filesize

        332KB

        Download
      • memory/1004-11-0x0000000000660000-0x0000000000690000-memory.dmp
        Filesize

        192KB

        Download
      • memory/1152-16-0x0000000000000000-mapping.dmp
        Download
      • memory/1448-6-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1448-7-0x000000000044C80E-mapping.dmp
        Download
      • memory/1448-8-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1448-9-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1448-10-0x00000000741E0000-0x00000000748CE000-memory.dmp
        Filesize

        6.9MB

        Download