General

  • Target

    FedEx-Shipment-61821461149.jar

  • Size

    1.1MB

  • Sample

    210126-xeq4qxc3ze

  • MD5

    796276ef3bb0cff9f450ee0d2904b9a6

  • SHA1

    b0f27e95169499f019fa45e0de2f31b84fd03298

  • SHA256

    4c05725a37cb5a13ba3f7bc3993958bb56a234b47ae5869ceb92c2d8f98635f3

  • SHA512

    0cf482410883c6d3a8498cb06bde5595bd506ddde9a0c7b1231800e48c4a206305bc1cb09340a4cb620bc44a6a2123040b2edc9f389e84147d88bf71d25f7435

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pexonteam.rs
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Mdn7dRsJ[7q}

Targets

    • Target

      FedEx-Shipment-61821461149.jar

    • Size

      1.1MB

    • MD5

      796276ef3bb0cff9f450ee0d2904b9a6

    • SHA1

      b0f27e95169499f019fa45e0de2f31b84fd03298

    • SHA256

      4c05725a37cb5a13ba3f7bc3993958bb56a234b47ae5869ceb92c2d8f98635f3

    • SHA512

      0cf482410883c6d3a8498cb06bde5595bd506ddde9a0c7b1231800e48c4a206305bc1cb09340a4cb620bc44a6a2123040b2edc9f389e84147d88bf71d25f7435

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • 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

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks