Overview

overview

10

Static

static

IMG 24344 ...DF.exe

windows7_x64

10

IMG 24344 ...DF.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    91s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:23

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General

  • Target

    IMG 24344 NEW ORDER_PDF.exe

  • Size

    423KB

  • MD5

    28fe82a91916a43d7912560322d5042a

  • SHA1

    3f203b3f888487fe4afc0f99fd51906788e70449

  • SHA256

    fcf065630d1e02025c3ffe61405ccf6df1f2bf2ecc375a5122a1fc4ad4a4368e

  • SHA512

    72953b2d5fdd774d2336267d27b068ec6fd522f4ba45b07007b1ce10d69f3a3685a58edce208aecd4b3c436457aa3866e7a9dabafdee6455eed1f09a37e34504

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.candenizcilik.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    519025

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lbVEHAqjoL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA55D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1288
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:3420
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.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:2676
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:556

      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

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Discovery

      Query Registry

      5
      T1012

      Virtualization/Sandbox Evasion

      2
      T1497

      System Information Discovery

      4
      T1082

      Peripheral Device Discovery

      1
      T1120

      Lateral Movement

      Collection

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpA55D.tmp
        Filesize

        1KB

        MD5

        b263c3ad4a0da806ed51497a5183f726

        SHA1

        d051a00686bdc0af80b962de07d58ae62ec5f766

        SHA256

        d18ef89df4b7c3fb4312c55d5c19f41b81e3bd42cc498cbaf4ee72e15bf9b58d

        SHA512

        5b5efeeb63959379deeef26a4cb1be4546d5d40fb61cccca445149d4879ce3ee53d502f8a3797b3fa7161ad3a50479b39c9da161a5c459d9d5f214ba0eec5b08

        Download Submit
      • memory/556-137-0x0000000000000000-mapping.dmp
        Download
      • memory/1288-131-0x0000000000000000-mapping.dmp
        Download
      • memory/2676-134-0x0000000000000000-mapping.dmp
        Download
      • memory/2676-135-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/2676-136-0x0000000074690000-0x0000000074C41000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/3420-133-0x0000000000000000-mapping.dmp
        Download
      • memory/4580-130-0x0000000074690000-0x0000000074C41000-memory.dmp
        Filesize

        5.7MB

        Download