Overview

overview

10

Static

static

Trung Viet...20.exe

windows7_x64

10

Trung Viet...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    137s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-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
agentteslacollectionkeyloggerrezer0spywarestealertrojan

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 6 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • 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 13 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⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UdXrOEvWfBoJY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6B90.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:632
    • 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:1956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6B90.tmp
    Filesize

    1KB

    MD5

    f93fa7f924393f0f58215db11fd650b8

    SHA1

    48068e17839e1dd1a2706ecde44e81f67c1c0077

    SHA256

    f0e0a95f92dd35a10fa6af089bc504a1049b57f2e36518f652b4f2b975239d13

    SHA512

    f9cf7f2c05f3bda014dd61bb73999b4656446efcd36476d95bde8f34e794fce4e9e0a0bc11c498d05f09c3081e43c9c16264e9e59851bc5517b0f465399b8cfd

    Download Submit

  • memory/632-58-0x0000000000000000-mapping.dmp

    Download

  • memory/1496-54-0x0000000000FD0000-0x000000000108C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/1496-55-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1496-56-0x0000000000AB0000-0x0000000000B02000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1496-57-0x0000000075711000-0x0000000075713000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1956-60-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-61-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-63-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-64-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-65-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-66-0x0000000000446BAE-mapping.dmp

    Download

  • memory/1956-68-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1956-70-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download