General

  • Target

    Order#210420.exe

  • Size

    1.1MB

  • Sample

    200708-246vr35a4x

  • MD5

    80bf3d2f70c294bc8f260711b390a649

  • SHA1

    3221d3ed23fc934b767fd0a5fdb1d2f853191ff7

  • SHA256

    61f91b1ac578efd7d0eda15f45a7298fca86e41ab5f2c46e963ef950ac0df09a

  • SHA512

    56abd572e29b62a0af6a5d7cb5ca85dbf40443f0ec8ae3a37b3a1fc280011f8a6161993415d6d6c618a64c113c617d794c20563e677987c94f65c4f835d85bbd

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mdist.us
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Receiving#4321

Targets

    • Target

      Order#210420.exe

    • Size

      1.1MB

    • MD5

      80bf3d2f70c294bc8f260711b390a649

    • SHA1

      3221d3ed23fc934b767fd0a5fdb1d2f853191ff7

    • SHA256

      61f91b1ac578efd7d0eda15f45a7298fca86e41ab5f2c46e963ef950ac0df09a

    • SHA512

      56abd572e29b62a0af6a5d7cb5ca85dbf40443f0ec8ae3a37b3a1fc280011f8a6161993415d6d6c618a64c113c617d794c20563e677987c94f65c4f835d85bbd

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks