General

  • Target

    9023cc9878fe5fc652d796e8435767709c41a8195aec5fd3551c8c5e3bf391e2

  • Size

    656KB

  • Sample

    240523-c1bxxaah75

  • MD5

    b6e29f20ae7d20b763a89c4dea1e2901

  • SHA1

    92ccec58bb77cf5e970b5ea1ce6fc52f6e01749c

  • SHA256

    9023cc9878fe5fc652d796e8435767709c41a8195aec5fd3551c8c5e3bf391e2

  • SHA512

    5f12b8ba7a096d5c96401354e1783fb839974aff8e2ff6538abbe759c28ea32cfe82e5d70a426a0a6d00997046bc86114ff706eb61069dbc3dafdb6b9221043c

  • SSDEEP

    12288:zBzi8LkpEaJWTUK64rx8lrO/doPD2+oJr3aLuEET3EbH/+qX6rh3i:zB2jEU30+lrkoPqZx2uEJKl

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alfainterplast.com.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    X~9fki.{k;+)

Targets

    • Target

      9023cc9878fe5fc652d796e8435767709c41a8195aec5fd3551c8c5e3bf391e2

    • Size

      656KB

    • MD5

      b6e29f20ae7d20b763a89c4dea1e2901

    • SHA1

      92ccec58bb77cf5e970b5ea1ce6fc52f6e01749c

    • SHA256

      9023cc9878fe5fc652d796e8435767709c41a8195aec5fd3551c8c5e3bf391e2

    • SHA512

      5f12b8ba7a096d5c96401354e1783fb839974aff8e2ff6538abbe759c28ea32cfe82e5d70a426a0a6d00997046bc86114ff706eb61069dbc3dafdb6b9221043c

    • SSDEEP

      12288:zBzi8LkpEaJWTUK64rx8lrO/doPD2+oJr3aLuEET3EbH/+qX6rh3i:zB2jEU30+lrkoPqZx2uEJKl

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

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

    • Reads user/profile data of web browsers

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks