Overview

overview

10

Static

static

INVOICE.pdf'.exe

windows7_x64

10

INVOICE.pdf'.exe

windows10_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    22-04-2021 08:36

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General

  • Target

    INVOICE.pdf'.exe

  • Size

    1008KB

  • MD5

    d3da3181e517767e26773407e37aba0c

  • SHA1

    93ac4cef1164b47ebc152f762762d9438c933670

  • SHA256

    79b5d83bb67da34c7cef950987831c667cbb63282922c99d283beaa721266f97

  • SHA512

    cdc657f75e0df03816051f11465d0c6ce4417649c20c0a6ef2dbfeeec8b8f08ea09d45e321bdffaff0bf3452bbb63bd87a95f90ef1dc1e4563f8ef63aa3139ee

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.lallyautomobiles.net
  • Port:
    587
  • Username:
    [email protected]
  • 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\INVOICE.pdf'.exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICE.pdf'.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\INVOICE.pdf'.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:784

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/784-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/784-66-0x000000000043762E-mapping.dmp
    Download
  • memory/784-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/784-69-0x0000000004860000-0x0000000004861000-memory.dmp
    Filesize

    4KB

    Download
  • memory/784-70-0x0000000004861000-0x0000000004862000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1756-59-0x0000000000900000-0x0000000000901000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1756-61-0x00000000007C0000-0x00000000007C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1756-62-0x0000000000490000-0x000000000049E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1756-63-0x0000000005830000-0x00000000058FA000-memory.dmp
    Filesize

    808KB

    Download
  • memory/1756-64-0x0000000005900000-0x000000000598A000-memory.dmp
    Filesize

    552KB

    Download