General

  • Target

    New Order.zip

  • Size

    463KB

  • Sample

    210223-c9fetxxcxs

  • MD5

    cc8134f9e92de2e77d3f3956e811379a

  • SHA1

    ac6d930f7bcb905335d0cf657d1804f36733e7f1

  • SHA256

    71f06c650454c32054204bc2284df46cbdcb21149894d3358857f235fb6d1109

  • SHA512

    3c4d7e80db4787af8134d97f6f4c77c10ee3a51e485d655e957620d3e70e761894bf1eaf084092d691eb902cb97a61b647a9a2e5072d6d754b3167a7cdb5c15e

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.idroconsulting.biz
  • Port:
    587
  • Username:
    filippo.gianesin@idroconsulting.biz
  • Password:
    SSuavsk8

Targets

    • Target

      New Order.exe

    • Size

      734KB

    • MD5

      3e3175667f101af812aa1aca7f4e9a10

    • SHA1

      b46541a9ee94daa1dbc56ff4c6ff5a0824420f55

    • SHA256

      29b33dfc23c9d0fb7375b09cebd89658ed6b5cc66027512f1f697512209fc50a

    • SHA512

      0152166ac8dd7fb74cb2cf94562ba0f89f962c42a8ec51759a93fe24d7cba80b7052643c890eb62c1080f7c826f07cf7676aab42e5959a0c3b654f43500452ea

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks