Overview

overview

10

Static

static

IMAGE_0004.bat.exe

windows7_x64

10

IMAGE_0004.bat.exe

windows10_x64

Analysis

  • max time kernel
    125s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    14-10-2021 05:46

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General

  • Target

    IMAGE_0004.bat.exe

  • Size

    723KB

  • MD5

    3722d60a637a0c27261a839a04d7d4d2

  • SHA1

    3933f5a2ea8b486ff8247e30d228e00d17f39e3f

  • SHA256

    add10727ec98dd291126c26b084300c9c050722305e19ba54e8bd564897da586

  • SHA512

    4cde1c086286d701f29c3ac0362a7e8ca15738044bdd6628d46eaabe6a285732774ec4efb0bfb6f2c5958384186ccd69516458f9bf9cee66dc156e5ec6d99cc4

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.msjfurniturewll.com
  • Port:
    587
  • Username:
    shyam@msjfurniturewll.com
  • Password:
    abc@1234!5

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 5 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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMAGE_0004.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\IMAGE_0004.bat.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\guqslNCu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4FA6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1440
    • C:\Users\Admin\AppData\Local\Temp\IMAGE_0004.bat.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1436

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4FA6.tmp
    MD5

    80a547c447b15a0425f129e96da9969e

    SHA1

    723da6451a72ba98c135d758e1b57e110c7e5114

    SHA256

    780226e713c6a257c8e9cf0ae0849452b8346e4c43771a4addd63b132ed4b711

    SHA512

    0475b93a8099600fe97be6bcca14768f7cccbc6c641a5b7c81e600e0fad978c371a5667edaf16644263c4e3992d2e0fa80cebc6d26fdc7ee8cf0aa6a97c26c59

    Download Submit
  • memory/1436-67-0x000000000043760E-mapping.dmp
    Download
  • memory/1436-66-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1436-71-0x00000000049B1000-0x00000000049B2000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1436-70-0x00000000049B0000-0x00000000049B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1436-68-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1436-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1436-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1436-64-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1436-62-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/1440-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1532-57-0x0000000000290000-0x000000000029E000-memory.dmp
    Filesize

    56KB

    Download
  • memory/1532-56-0x0000000000D40000-0x0000000000D41000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1532-54-0x0000000000DA0000-0x0000000000DA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1532-59-0x0000000000CE0000-0x0000000000D18000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1532-58-0x0000000004FA0000-0x0000000005020000-memory.dmp
    Filesize

    512KB

    Download