General

  • Target

    tmp

  • Size

    916KB

  • Sample

    221129-mvjqnsbf69

  • MD5

    1bd958b3b93b00e76a0ce4b58fadc176

  • SHA1

    bbe867410bfb25d107275c523a3b369d5ed2dc70

  • SHA256

    9ebd85e5e74afcfe982352658f088e64ab9b400c5c66ec02d7cb28d2c06e4217

  • SHA512

    e4a00b80acb0cb5eaf818bdfca0bfbb380883c310e6dc44e28daebc692673db2e0bfd7e094207479ec472702713ff6db1658822da815f9229cf6cff8a235b19a

  • SSDEEP

    12288:ObYqU+Eom36sITWpF9UiCF3EVy0vLJbevEC6Oy6GKVbtQC6JMUGoDdzoa1cfN:kMomyoUv30jJbevEC6QGvlWUGoDdEPf

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.networkteam.com
  • Port:
    587
  • Username:
    r.knickrehm@pmkuntz.de
  • Password:
    apb9Q9aRbXBy
  • Email To:
    directorprocurement3@gmail.com

Targets

    • Target

      tmp

    • Size

      916KB

    • MD5

      1bd958b3b93b00e76a0ce4b58fadc176

    • SHA1

      bbe867410bfb25d107275c523a3b369d5ed2dc70

    • SHA256

      9ebd85e5e74afcfe982352658f088e64ab9b400c5c66ec02d7cb28d2c06e4217

    • SHA512

      e4a00b80acb0cb5eaf818bdfca0bfbb380883c310e6dc44e28daebc692673db2e0bfd7e094207479ec472702713ff6db1658822da815f9229cf6cff8a235b19a

    • SSDEEP

      12288:ObYqU+Eom36sITWpF9UiCF3EVy0vLJbevEC6Oy6GKVbtQC6JMUGoDdzoa1cfN:kMomyoUv30jJbevEC6QGvlWUGoDdEPf

    • AgentTesla

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks