General

  • Target

    Universal310720.exe

  • Size

    490KB

  • Sample

    200731-4mkm46dvma

  • MD5

    c5e7345ea96addff57be87be8b772090

  • SHA1

    319b970b907626efe7be298a0c21c52f254cd311

  • SHA256

    1c94475216a36fd670d2d6512f4a4347f809847a0491b768f81fa33fa00ccc83

  • SHA512

    9b506d1bb4fa8a6bd37a9d5f2a8eece5589d138f9cdc78ab6736de376621147c2380798794913dcb45542aa56e351b0eff83d4acf03d27bf5c8a9044b9865f2c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.transfastc.com
  • Port:
    587
  • Username:
    jahangir@transfastc.com
  • Password:
    Godalone147

Targets

    • Target

      Universal310720.exe

    • Size

      490KB

    • MD5

      c5e7345ea96addff57be87be8b772090

    • SHA1

      319b970b907626efe7be298a0c21c52f254cd311

    • SHA256

      1c94475216a36fd670d2d6512f4a4347f809847a0491b768f81fa33fa00ccc83

    • SHA512

      9b506d1bb4fa8a6bd37a9d5f2a8eece5589d138f9cdc78ab6736de376621147c2380798794913dcb45542aa56e351b0eff83d4acf03d27bf5c8a9044b9865f2c

    • AgentTesla

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

    • AgentTesla Payload

    • 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.

    • Adds Run key to start application

    • 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

Tasks