Overview

overview

10

Static

static

SCAN_08-07...at.exe

windows7_x64

10

SCAN_08-07...at.exe

windows10_x64

10

Analysis

  • max time kernel
    119s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    12-07-2020 16:18

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General

  • Target

    SCAN_08-07-2020_1051_0001.bat.exe

  • Size

    909KB

  • MD5

    5c1b6f6b4edf1570bfb91ddee56ca642

  • SHA1

    3dc219a538db2027224e901a6680715db1128d8f

  • SHA256

    af078dd29518dff5e63761879d05deff52166e3d925575082b27eff2c531c518

  • SHA512

    8854ad1902ea485c013987114538dcd229882935cd533a66c05eceda017cc519d3106ea8b6eaa820517d1fa95866c9a705c055fbcfb1e6926500b11686fdafa6

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.gimpex-imerys.com
  • Port:
    587
  • Username:
    purchase@gimpex-imerys.com
  • Password:
    $$purchase99

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 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
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:616
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RTyBZjLCjuPnm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp379.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1828
    • C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1328
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1936

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp379.tmp
      MD5

      e6c2e74c46c9095427bd8dfd67ad64a9

      SHA1

      f61b9cca67e4a1c40fa5ba25337be591cf267947

      SHA256

      899fc5b41e6298ddf8532241b29b643460b3b5c0f80b6e081e409bb6abd6df83

      SHA512

      a63d1e01937f28c1a14173ff231c85030ed8ba862a543f0e9d73b4dc054b34b687e2d4cca3b8a0d7400c8c3efa14ce2273913fd25f27ce1588ca49752011ae3b

      Download Submit
    • memory/1328-3-0x000000000044CC8E-mapping.dmp
      Download
    • memory/1328-2-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1328-4-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1328-5-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1828-0-0x0000000000000000-mapping.dmp
      Download
    • memory/1936-6-0x0000000000000000-mapping.dmp
      Download