Overview

overview

10

Static

static

3

08bd459fea...b8.exe

windows7-x64

9

08bd459fea...b8.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    08bd459fea5b2cc457194064afba3d3347e43c1bdc4b7cb792ad91e87152d7b8.exe

  • Size

    752KB

  • Sample

    240328-cf1qjach3v

  • MD5

    35e50f32100829b8a569fdef1a4258ad

  • SHA1

    4be9ba522d11c2f0fa31a1734bce2ecb463407f4

  • SHA256

    08bd459fea5b2cc457194064afba3d3347e43c1bdc4b7cb792ad91e87152d7b8

  • SHA512

    5b3343cfd61cd37dc4852315e8d6e67524e747cc2febf98eace75ea575dc73f1d6a0fac2e137982ed3dd77db1d05d661b47b2d78bd47027404ea3f0bc34c4dc3

  • SSDEEP

    12288:OQxHwmlSXh7SmF0VFCgHF9zz3AcOANwNIO0wnLKPZU3jYojJ/itPY0J+I:XxLl0hWmFA7HvPxT2NIOHO

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    pro51.emailserver.vn
  • Port:
    587
  • Username:
    thuy@huynhgiaco.com
  • Password:
    O{AG(tbFk2.Y

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    pro51.emailserver.vn
  • Port:
    587
  • Username:
    thuy@huynhgiaco.com
  • Password:
    O{AG(tbFk2.Y
  • Email To:
    sukiprettym@gmail.com

Targets

    • Target

      08bd459fea5b2cc457194064afba3d3347e43c1bdc4b7cb792ad91e87152d7b8.exe

    • Size

      752KB

    • MD5

      35e50f32100829b8a569fdef1a4258ad

    • SHA1

      4be9ba522d11c2f0fa31a1734bce2ecb463407f4

    • SHA256

      08bd459fea5b2cc457194064afba3d3347e43c1bdc4b7cb792ad91e87152d7b8

    • SHA512

      5b3343cfd61cd37dc4852315e8d6e67524e747cc2febf98eace75ea575dc73f1d6a0fac2e137982ed3dd77db1d05d661b47b2d78bd47027404ea3f0bc34c4dc3

    • SSDEEP

      12288:OQxHwmlSXh7SmF0VFCgHF9zz3AcOANwNIO0wnLKPZU3jYojJ/itPY0J+I:XxLl0hWmFA7HvPxT2NIOHO

    Score
    10/10
    agentteslakeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables packed with SmartAssembly

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks