Overview

overview

10

Static

static

TNT Shippi...df.exe

windows7_x64

10

TNT Shippi...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 22:44

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General

  • Target

    TNT Shipping Documents_pdf.exe

  • Size

    862KB

  • MD5

    5a95e13acb71d2050f346aacdbd31a06

  • SHA1

    503dc0640ea73f76f4bfb776ecd03da6148e2077

  • SHA256

    38fcb333238cb4390662b70073f768dd5928d7995b77747add4f2acc8dff4db0

  • SHA512

    ec98e63d65e87a4ffd4a9d5791e42300969d11523a1edacc24b6c328306ad4625da3e5bef2fd36488fe0515528f2f7acfe31092ff0f0ecd6a11b7b735b039b1e

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.nabf.com.au
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    r%cd3=De!F8)?Q.VuK

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.

  • 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
  • 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 5 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\TNT Shipping Documents_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents_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:4848
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iSlkuCzQufJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp79C4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4016
    • C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents_pdf.exe"
      2⤵
        PID:3600
      • C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents_pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents_pdf.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2272

    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

    Credentials in Files

    3
    T1081

    Discovery

    Query Registry

    5
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    4
    T1082

    Peripheral Device Discovery

    1
    T1120

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp79C4.tmp
      Filesize

      1KB

      MD5

      384d6082ad7f04fffcd48b44b59d916f

      SHA1

      efe4f779d4c5622c976d0158a98a547f51e5d8ad

      SHA256

      a30f3ac95060b386510a9176d129e207c56e5dd960d438c169c3b8875002d9b6

      SHA512

      70b56ff59208a0a55b022396f0ca70253ba16646c5bf722426b491a58ec340526d27cc65a6f20d2fd83db78d5581eb2647804c2ccc59826f12c4288195276461

      Download Submit
    • memory/2272-134-0x0000000000000000-mapping.dmp
      Download
    • memory/2272-135-0x0000000000400000-0x0000000000466000-memory.dmp
      Filesize

      408KB

      Download
    • memory/2272-136-0x0000000074A00000-0x0000000074FB1000-memory.dmp
      Filesize

      5.7MB

      Download
    • memory/3600-133-0x0000000000000000-mapping.dmp
      Download
    • memory/4016-131-0x0000000000000000-mapping.dmp
      Download
    • memory/4848-130-0x0000000074A00000-0x0000000074FB1000-memory.dmp
      Filesize

      5.7MB

      Download