General

  • Target

    PO 98246.exe

  • Size

    940KB

  • Sample

    210727-lglvkb5g32

  • MD5

    87fb6b88ed5e0ad768dd1fb8fc9c46af

  • SHA1

    739749390782129616a8a776ff745a748de3048a

  • SHA256

    9cb1e7f66fe3c5e0ba2e1d525dddf593ceb57df41a49b874228c61322e6a4861

  • SHA512

    e3c4177f3de2aecb953b0f6efed90d969e9a3d4254985ad4ae58a917554961164321570fcf83ae8e5d95c6c5f9fc008ce2c241faaad28c9b01bbc3f82d081ef5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    paola.micheli@copangroup.xyz
  • Password:
    gibson.1990

Targets

    • Target

      PO 98246.exe

    • Size

      940KB

    • MD5

      87fb6b88ed5e0ad768dd1fb8fc9c46af

    • SHA1

      739749390782129616a8a776ff745a748de3048a

    • SHA256

      9cb1e7f66fe3c5e0ba2e1d525dddf593ceb57df41a49b874228c61322e6a4861

    • SHA512

      e3c4177f3de2aecb953b0f6efed90d969e9a3d4254985ad4ae58a917554961164321570fcf83ae8e5d95c6c5f9fc008ce2c241faaad28c9b01bbc3f82d081ef5

    • 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

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