General

  • Target

    Payment Swiftcopy001#pdf.exe

  • Size

    1.2MB

  • Sample

    200711-ts51ezb9y6

  • MD5

    1515969b0ea2469980ee118b599c770b

  • SHA1

    9a3660895dcf3f234cb06c3740a0117f03963ed4

  • SHA256

    cbc2cd6401ee2dffa529cfac703476c24833eda31b951c8ab178b878f0247b38

  • SHA512

    fe60819d232cdd4bbc42fc8a854c8ef94251bc0de2c0ce6e98a7ad98756466f2c619309611a45d76829c9b387de9d2d42a9dbd138418353202203497b70accc9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    m.4god@yandex.com
  • Password:
    999999xxxsss011x1

Targets

    • Target

      Payment Swiftcopy001#pdf.exe

    • Size

      1.2MB

    • MD5

      1515969b0ea2469980ee118b599c770b

    • SHA1

      9a3660895dcf3f234cb06c3740a0117f03963ed4

    • SHA256

      cbc2cd6401ee2dffa529cfac703476c24833eda31b951c8ab178b878f0247b38

    • SHA512

      fe60819d232cdd4bbc42fc8a854c8ef94251bc0de2c0ce6e98a7ad98756466f2c619309611a45d76829c9b387de9d2d42a9dbd138418353202203497b70accc9

    • 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