General

  • Target

    f1ff478a7d34676393c480932ec4c3b17c790d1bb1ea719d21b55efce7042677

  • Size

    381KB

  • Sample

    220520-3krljahaf9

  • MD5

    cd7bb1fc6034ee1eb6a0a9e973c52e83

  • SHA1

    2e8bb474df1f60e582fae7731592f3d73acc09ad

  • SHA256

    f1ff478a7d34676393c480932ec4c3b17c790d1bb1ea719d21b55efce7042677

  • SHA512

    b148f67ab16f4417a0e0c684e42c00e52c1e9a2272c4227f4a2096aa5471cebefb80d8c463b54820190ab68004ee36d25cd499766ed6e1d18aab790fc6457848

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    anyanwu3116

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    anyanwu3116

Targets

    • Target

      Inquiry162020.exe

    • Size

      561KB

    • MD5

      545f0d6c85e724cdf181bbb695d6adb1

    • SHA1

      d2593a8ab114593c16b77914acddd9d917fb58a1

    • SHA256

      b6e27dd859c2b932284d6a65629a1df3f262ba01b11c56281935dcf6beecdf8f

    • SHA512

      2b896a6b3f09148a5b912d5a4e2cf0014ddd52abc3ba38f67ca79bfc53f440802b45542cc9b4cabedd5c8e0cea9f413c0a368f98fc04adf4ad7af456cb6dceee

    • AgentTesla

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

    • AgentTesla Payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

Email Collection

1
T1114

Tasks