General

  • Target

    RFQ-INQUIRY.exe

  • Size

    448KB

  • Sample

    200630-1bpa5gskq2

  • MD5

    db6b55d3745f4dc056a574beaf2bafeb

  • SHA1

    66c989d6f40f95165ecd4a942be0561350e66685

  • SHA256

    d3f256429b38edf61af7b34a0a0b888e9fdccafa03b339a08eef7084bcf50ca8

  • SHA512

    220bfd6dc5e8e7c6c3da19f635a080104450ef7c6d0557c077d4ace1dc7abfbbb128f36cfbed03d4225dcc36223eb9f6354437822fc3c92365ea9dca054216e0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zeusinfratech.com
  • Port:
    587
  • Username:
    ajith@zeusinfratech.com
  • Password:
    Ajai@Zgi#2911

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zeusinfratech.com
  • Port:
    587
  • Username:
    ajith@zeusinfratech.com
  • Password:
    Ajai@Zgi#2911

Targets

    • Target

      RFQ-INQUIRY.exe

    • Size

      448KB

    • MD5

      db6b55d3745f4dc056a574beaf2bafeb

    • SHA1

      66c989d6f40f95165ecd4a942be0561350e66685

    • SHA256

      d3f256429b38edf61af7b34a0a0b888e9fdccafa03b339a08eef7084bcf50ca8

    • SHA512

      220bfd6dc5e8e7c6c3da19f635a080104450ef7c6d0557c077d4ace1dc7abfbbb128f36cfbed03d4225dcc36223eb9f6354437822fc3c92365ea9dca054216e0

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks