Overview

overview

10

Static

static

Trung Viet...20.exe

windows7_x64

10

Trung Viet...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    159s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:41

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General

  • Target

    Trung Viet - new order documents_#0020.exe

  • Size

    731KB

  • MD5

    061f529a79ebc01dd049acbdb1bb8528

  • SHA1

    2b0937e1dbbdc56b8e13f45f0b5cade3ca022f85

  • SHA256

    cb037c1db10c1211bf9ae9b2bedffefffc20a3ba95295efd69f2f270c8afed30

  • SHA512

    b0ef9f645e250603c649d5243763432dd831157bdced392b112e957142bef942320bd612ac7f7b583d478bd9ec6c186dc9e546b024ede3a64d7d9442de813231

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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:2524
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UdXrOEvWfBoJY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA71D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4528
    • 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:2236

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA71D.tmp
    Filesize

    1KB

    MD5

    15bf9fbf2a4b59f9bc0fa3e2ec40c09d

    SHA1

    3e32963640d4fb1aa2007e5eaf9c00606d53ad55

    SHA256

    3bd96fb4e48e1d6f32d9aac30818c9cd2dabcbbd173944806b500219404742f9

    SHA512

    fb2f304b591610dbc974f93c7b11d0b81d27e7ff81fd55d3c1ab1d9fca0111fa4c0e672fd86b11403cfeefb4ff6142b43ae1d9722919b358ac3f26d4ef8665a8

    Download Submit

  • memory/2236-136-0x0000000000000000-mapping.dmp

    Download

  • memory/2236-137-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/2236-138-0x0000000006020000-0x0000000006086000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2236-139-0x0000000006620000-0x0000000006670000-memory.dmp

    Filesize

    320KB

    Download

  • memory/2236-140-0x00000000068D0000-0x00000000068DA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2524-130-0x0000000000F40000-0x0000000000FFC000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2524-131-0x00000000059A0000-0x0000000005A3C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/2524-132-0x0000000005D30000-0x0000000005DC2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/2524-133-0x0000000006890000-0x0000000006E34000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/4528-134-0x0000000000000000-mapping.dmp

    Download