Overview

overview

10

Static

static

Feb list, pdf.exe

windows7_x64

10

Feb list, pdf.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-01-2021 20:02

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General

  • Target

    Feb list, pdf.exe

  • Size

    1.9MB

  • MD5

    acc6b27b4bda74f72a6c0f89532a2a7a

  • SHA1

    72edce4967115f3c4b820934b348040d81a706c5

  • SHA256

    8fea29fb52c9877c3776e5551c498c729222da2fc7a6c6813ad262f3e3a78c25

  • SHA512

    08cb578e9e93a05f1414b6f7cf2ce3f612e814b9a0c71699f1e316944452593d576fdadaeaca2bee1855ae9d0bf3093444a462ed0cf202f2b2f5a0af475a7eb7

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.arval.com.pe
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    t3xt1L3sarvaL!

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • 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
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1684
      • C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe"
        3⤵
          PID:432
        • C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe
          "C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe"
          3⤵
            PID:764
          • C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe
            "C:\Users\Admin\AppData\Local\Temp\Feb list, pdf.exe"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:360

      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/360-15-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/360-21-0x0000000004AA1000-0x0000000004AA2000-memory.dmp
        Filesize

        4KB

        Download
      • memory/360-20-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/360-18-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

        Download
      • memory/360-17-0x00000000742C0000-0x00000000749AE000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/360-16-0x000000000043763E-mapping.dmp
        Download
      • memory/1684-8-0x0000000010000000-0x0000000010044000-memory.dmp
        Filesize

        272KB

        Download
      • memory/1684-11-0x0000000010000000-0x0000000010044000-memory.dmp
        Filesize

        272KB

        Download
      • memory/1684-14-0x0000000004360000-0x0000000004361000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1684-9-0x000000001003FCFE-mapping.dmp
        Download
      • memory/1684-10-0x00000000742C0000-0x00000000749AE000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/1924-13-0x0000000000390000-0x0000000000391000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1924-2-0x00000000742C0000-0x00000000749AE000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/1924-6-0x00000000005D0000-0x00000000005E1000-memory.dmp
        Filesize

        68KB

        Download
      • memory/1924-5-0x0000000004650000-0x0000000004651000-memory.dmp
        Filesize

        4KB

        Download
      • memory/1924-3-0x00000000000C0000-0x00000000000C1000-memory.dmp
        Filesize

        4KB

        Download