Overview

overview

10

Static

static

INVOICES..exe

windows7_x64

10

INVOICES..exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-04-2021 13:05

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General

  • Target

    INVOICES..exe

  • Size

    1.0MB

  • MD5

    8f71df24690c4f0c8f652f19486c808c

  • SHA1

    522068a4258cc4d502e6e6401bbc6dbb0e1eafa7

  • SHA256

    ab6dc10bd96deb553f6020091e37aaff85d25a729636a5be616b1bcc5b6fdb1b

  • SHA512

    623e4129266af806b8d450395c07d5cd0941876eebb2dd3f63cef53a8695991ec8633428f881c0422f52b10ec0d8ea890decabdf624ec6df6a93e4aae148d1f2

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.lallyautomobiles.net
  • Port:
    587
  • Username:
    servicekrl@lallyautomobiles.net
  • Password:
    Welcome@2021

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INVOICES..exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICES..exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Users\Admin\AppData\Local\Temp\INVOICES..exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1564-66-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1564-67-0x000000000043762E-mapping.dmp
    Download
  • memory/1564-68-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1564-70-0x0000000004D20000-0x0000000004D21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1564-71-0x0000000004D21000-0x0000000004D22000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1840-60-0x0000000000930000-0x0000000000931000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1840-62-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1840-63-0x00000000005D0000-0x00000000005DE000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1840-64-0x0000000007F00000-0x0000000007FC6000-memory.dmp
    Filesize

    792KB

    Download
  • memory/1840-65-0x0000000008060000-0x00000000080EE000-memory.dmp
    Filesize

    568KB

    Download