Overview

overview

10

Static

static

Invoice 2078654.exe

windows7_x64

10

Invoice 2078654.exe

windows10_x64

10

Analysis

  • max time kernel
    75s
  • max time network
    75s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    07-07-2020 09:55

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General

  • Target

    Invoice 2078654.exe

  • Size

    584KB

  • MD5

    305169143f17a668f43eba80eba3e4b7

  • SHA1

    244054c432b355b8cbddd0ce3928e72b684a59ef

  • SHA256

    40c2c761bdc8603d5bc7c0ef1668a16b7a6a9de062268418e53c8b399fa33adb

  • SHA512

    da444bfed98e406cbf5fb3848b4e59095dd03e2be4c3bd998dd198282db30bc3cd22847677758ac87ba2f9e3312daa836cd627877cfacf605c8d4ddcb643cae2

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    coronavirus2020

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice 2078654.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice 2078654.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KusildAzgqiD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7657.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1388
    • C:\Users\Admin\AppData\Local\Temp\Invoice 2078654.exe
      "C:\Users\Admin\AppData\Local\Temp\Invoice 2078654.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1888

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

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp7657.tmp
    MD5

    4b07265a9456840cfde5e1d6e69492f1

    SHA1

    b477a0914cd9ff31b2ba178647b9c62bff7184dd

    SHA256

    ba5b6ee0605ada79f2cfecb2f901357ff4d503a055419d9df76c91eeca51e5bf

    SHA512

    53f55e151fcafd4bdecc19c4e280d56fd1cf49ba9bb7fd4ee3d4bf9d1111b66d6044771377fcbb56944a0b0369d7d74ddff50fa95b2a641bede352fdd8beca22

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  • memory/1388-0-0x0000000000000000-mapping.dmp
    Download
  • memory/1888-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1888-3-0x0000000000446CAE-mapping.dmp
    Download
  • memory/1888-4-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1888-5-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download