Overview

overview

10

Static

static

Sample.exe

windows7_x64

10

Sample.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    94s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:17

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    Sample.exe

  • Size

    480KB

  • MD5

    143c76434a422e8a2b13c95ada7b979c

  • SHA1

    772b2879031105c051b39e7d85db6786ba75db85

  • SHA256

    6221a1cb1542f6a5e27db19bfc3d09591b7ca0ec8b793b78a7bef9d0660e578d

  • SHA512

    a6760042e059744fe53e953afa3345abd1b22399d733ed1331503f9ed3e1530409c4a165d8f6a65d25169636024f4d519a51137a74d5cfc6e8d8573ee6acdbfb

Score
10/10
agentteslacollectionkeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.1and1.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    $Hari@prasad%2020

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.1and1.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    $Hari@prasad%2020

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • 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 WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sample.exe
    "C:\Users\Admin\AppData\Local\Temp\Sample.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NluZqu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B92.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1076
    • C:\Users\Admin\AppData\Local\Temp\Sample.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4820

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Sample.exe.log
    Filesize

    408B

    MD5

    04ad5d645afd4aad8257d37d2b197bd9

    SHA1

    f27458933c22a18ed06c3ef023d9356bae6f5e89

    SHA256

    519a7b0a515b09c8d149c48a26e782e13decd80c2a2957a751f58801bed026d0

    SHA512

    34097f7ec87c917ebb2f38a156a33ff1b5f8570141acd666a1fce2cd5d40e464762a3a596a44f078318f92823a7d7b961751c4399040a09e5eddb941f22c4754

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp3B92.tmp
    Filesize

    1KB

    MD5

    90fae4dc217eb8592ef88ac38b6e3493

    SHA1

    940eb87194cadf86c901afe25c5b0f2f2eda3f3c

    SHA256

    1474b9c3749a1ec07f5baf3b12f8fbd872e9f424276ca8a8aa291687e4e021c2

    SHA512

    d088e770656793424b6ddf1f984b931739843759fe71f163c203e12cae6b7edfd671d812be23d081afa4dede6babb3647a3c5e16e82944a2d3f0e2d0734559cc

    Download Submit
  • memory/1076-131-0x0000000000000000-mapping.dmp
    Download
  • memory/3656-130-0x0000000074910000-0x0000000074EC1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4820-133-0x0000000000000000-mapping.dmp
    Download
  • memory/4820-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/4820-136-0x0000000074910000-0x0000000074EC1000-memory.dmp
    Filesize

    5.7MB

    Download