General

  • Target

    fd0ae9d0b6aed663eecb04ad89702ceb19a46153e472b3e4f85f7b59243b2fd5

  • Size

    390KB

  • Sample

    220521-nyagvaecf4

  • MD5

    702746817a31038eb6428a1203d7c5ff

  • SHA1

    6bc2c82206bb982b6bfaa4581d50842b9beeb8dc

  • SHA256

    fd0ae9d0b6aed663eecb04ad89702ceb19a46153e472b3e4f85f7b59243b2fd5

  • SHA512

    67fb36283302dc2701dfc8a33f0ad51699f4163a1d6c9faa43b3a723de079bafb862a254f63b64518c5496ff257eb4c5e7caacb42054844745f72afbe5c98bed

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.adithyaeng.com
  • Port:
    587
  • Username:
    thiyagarajan@adithyaeng.com
  • Password:
    thiyagarajan*123

Targets

    • Target

      Pipes-Fittings.exe

    • Size

      423KB

    • MD5

      bebe882187a04be28a1008a444df79c9

    • SHA1

      414f32bda4cca27b7844765d07cc8472df3dded2

    • SHA256

      ac9f4f9e2a4dd175cd1e19adc483ee4e83a5cb4460fccc43659563262b040c1f

    • SHA512

      3bb624b1a70c4359915f78b9bb5bbf11a82c12b1121fcc5d303f927546e67e6aace274453bbb8608f7fabcff62d7474c85d1f4928a61c4d482bf1422936aa930

    • AgentTesla

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

    • AgentTesla Payload

    • Checks computer location settings

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

    • 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

    • 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

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks