Overview

overview

10

Static

static

10

Image.exe

windows7_x64

10

Image.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:53

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    Image.exe

  • Size

    462KB

  • MD5

    3f298f73944083913be6602ad5b99ab8

  • SHA1

    be24ce20a8ebc266dfdc4bb04aa6a49654806275

  • SHA256

    4692f4e0ec2163456ca3eb3a20625b55a31601e00b35f2ac96ecadc927ae3969

  • SHA512

    71bf5a990cf3aa6a56a2838f71be9712401944d38a39d6d7708269d68f74ee6e5e22f16d6d9fca7eb9228cf6f39d96bcf1d9b1d784c99093c427a8ca9335d71a

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    alibaba.comalibaba.com123

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    alibaba.comalibaba.com123

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Image.exe
    "C:\Users\Admin\AppData\Local\Temp\Image.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JffFpSVjszITa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB144.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4708
    • C:\Users\Admin\AppData\Local\Temp\Image.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:3088
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:4628

    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

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Image.exe.log
      Filesize

      496B

      MD5

      cb76b18ebed3a9f05a14aed43d35fba6

      SHA1

      836a4b4e351846fca08b84149cb734cb59b8c0d6

      SHA256

      8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

      SHA512

      7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\tmpB144.tmp
      Filesize

      1KB

      MD5

      be20fd803a31b17220b54a62cee2b5d8

      SHA1

      059ef6d2f39a578b18b159ecba651416b8bd5e0d

      SHA256

      c45b42f2e0e14b44683a0c08ef84b2bae8466a57233bdcbf124c6a1fba46100d

      SHA512

      2eb1ca5883c369b26c5db6af4bd0f497a6fad3ba7b7e5ded782be83069274d8e305089c35757e6c334604594771d2759dcddbc721e0105b1f758394d67123c8a

      Download Submit
    • memory/528-130-0x0000000074C20000-0x00000000751D1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3088-133-0x0000000000000000-mapping.dmp
      Download
    • memory/3088-134-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/3088-136-0x0000000074C20000-0x00000000751D1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/4628-137-0x0000000000000000-mapping.dmp
      Download
    • memory/4708-131-0x0000000000000000-mapping.dmp
      Download