Overview

overview

10

Static

static

shipping document.exe

windows7_x64

10

shipping document.exe

windows10_x64

10

Analysis

  • max time kernel
    144s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    19-04-2021 18:13

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General

  • Target

    shipping document.exe

  • Size

    903KB

  • MD5

    b2e8cb36e8ed07eeb5873988a10e629e

  • SHA1

    4c27ed343a8991373edcab4856ee5455e060aa0d

  • SHA256

    1591047265c7c48f80cfaae3ce6745bd132236aad0cd93515f384fd94e583502

  • SHA512

    5c572770494269f70f00352c5d329fe757cd17f7cfebdc838675feec14ea2d7b2fe7d12fb5eb8a86836328666763ae4b4443a3c66b129c9e1da06ae84746328f

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.a-k.co.ir
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    09133434194

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\shipping document.exe
    "C:\Users\Admin\AppData\Local\Temp\shipping document.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\shipping document.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:796

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/796-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/796-68-0x00000000004375FE-mapping.dmp
    Download
  • memory/796-69-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/796-71-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/796-72-0x0000000004BA1000-0x0000000004BA2000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1652-60-0x00000000010A0000-0x00000000010A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1652-62-0x0000000004CE0000-0x0000000004CE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1652-63-0x00000000003F0000-0x00000000003F5000-memory.dmp
    Filesize

    20KB

    Download
  • memory/1652-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1652-65-0x0000000005A00000-0x0000000005ABF000-memory.dmp
    Filesize

    764KB

    Download
  • memory/1652-66-0x0000000000A50000-0x0000000000ACF000-memory.dmp
    Filesize

    508KB

    Download