General

  • Target

    Sin factura 2021 NOV-INV IX 08945.exe

  • Size

    757KB

  • Sample

    211101-ns3w7shge6

  • MD5

    0e674bdf43144fea1eeb1eed1013c59a

  • SHA1

    2ee2139e2fb67b4a27e4074c21a3db12d0c665a8

  • SHA256

    c2f38ab387af8786ebc37f336dd923f935098dea3821e2ef8a9e2308c3ed47e7

  • SHA512

    5438664d71cab3426851bf82a1a0d68900fbe556ee1b065c2f7da522fdd3c9619a922f14a73bc245f16442ca76fd25bf07255d76ddd0870b6246b8f06cf2e41f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.acpl.net.in
  • Port:
    587
  • Username:
    qcesd@acpl.net.in
  • Password:
    Hi~M)?*G~-Zd

Targets

    • Target

      Sin factura 2021 NOV-INV IX 08945.exe

    • Size

      757KB

    • MD5

      0e674bdf43144fea1eeb1eed1013c59a

    • SHA1

      2ee2139e2fb67b4a27e4074c21a3db12d0c665a8

    • SHA256

      c2f38ab387af8786ebc37f336dd923f935098dea3821e2ef8a9e2308c3ed47e7

    • SHA512

      5438664d71cab3426851bf82a1a0d68900fbe556ee1b065c2f7da522fdd3c9619a922f14a73bc245f16442ca76fd25bf07255d76ddd0870b6246b8f06cf2e41f

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks