Overview

overview

10

Static

static

Trung Viet...20.exe

windows7_x64

10

Trung Viet...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:32

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General

  • Target

    Trung Viet - new order documents_#0020.exe

  • Size

    591KB

  • MD5

    56bc65bc8b533f57e14a3913c2e6bfc6

  • SHA1

    e6180773a85e1e4aa0e9ab2065e1638df3383e6b

  • SHA256

    367e5e97153f85008f89e575fc7e5b871eccc671b8247acb92e89a128204ab41

  • SHA512

    9bbf65375c454e889d7ac98e896b1ce1bd923f492c5d0b1de3c2bc115d3f2108a7e808aa8fec76ba8c105b9107d7a719a6f872c0984b69f5d62d3d3f9586b1e4

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    mail.daiphatfood.com.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jn&6kG~_w;;A

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.daiphatfood.com.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jn&6kG~_w;;A

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Trung Viet - new order documents_#0020.exe
    "C:\Users\Admin\AppData\Local\Temp\Trung Viet - new order documents_#0020.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fhFwEvIE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9829.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2400
    • C:\Users\Admin\AppData\Local\Temp\Trung Viet - new order documents_#0020.exe
      "{path}"
      2⤵
        PID:4668
      • C:\Users\Admin\AppData\Local\Temp\Trung Viet - new order documents_#0020.exe
        "{path}"
        2⤵
          PID:3736
        • C:\Users\Admin\AppData\Local\Temp\Trung Viet - new order documents_#0020.exe
          "{path}"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:4608

      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\Temp\tmp9829.tmp
        Filesize

        1KB

        MD5

        e5721ade7c2d2b307b02140d4fba22d6

        SHA1

        96b15f5c672b23edd31c12ce68afbaac1e937928

        SHA256

        1520b79d279474e1c1a5aa70b5b2e504481e29373f894eaa56478943e6dbae2e

        SHA512

        a128d973cf279df9ade3c967ea9210acc24b17529335475d7ff8a36f88bb97bf7de52d2ff4d0cce55ade755f8e412f782d4cc88157f00721513ad15333f818f9

        Download Submit
      • memory/1180-130-0x00000000006D0000-0x000000000076A000-memory.dmp
        Filesize

        616KB

        Download
      • memory/1180-131-0x0000000005030000-0x00000000050CC000-memory.dmp
        Filesize

        624KB

        Download
      • memory/1180-132-0x0000000005380000-0x0000000005412000-memory.dmp
        Filesize

        584KB

        Download
      • memory/1180-133-0x0000000005EC0000-0x0000000006464000-memory.dmp
        Filesize

        5.6MB

        Download
      • memory/2400-134-0x0000000000000000-mapping.dmp
        Download
      • memory/3736-137-0x0000000000000000-mapping.dmp
        Download
      • memory/4608-138-0x0000000000000000-mapping.dmp
        Download
      • memory/4608-139-0x0000000000400000-0x000000000044C000-memory.dmp
        Filesize

        304KB

        Download
      • memory/4608-140-0x0000000005FE0000-0x0000000006046000-memory.dmp
        Filesize

        408KB

        Download
      • memory/4608-141-0x0000000006620000-0x0000000006670000-memory.dmp
        Filesize

        320KB

        Download
      • memory/4668-136-0x0000000000000000-mapping.dmp
        Download