Overview

overview

10

Static

static

yyg.exe

windows7_x64

10

yyg.exe

windows10_x64

10

Sharing

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General

  • Target
    yyg.exe
  • Size 775KB
  • Sample200831-ntx72bvc4j
  • SHA256 0d4d3af44ed0aa3154be8537fa238439090826f9f5cc264b967e60699f0e9d4a
  • MD5 SHA1 SHA512
Score
10/10
agentteslaevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    mail.privateemail.com
  • Port

    587
  • Username

    [email protected]
  • Password

    123098322@#

Targets

    • Target
      yyg.exe
    • Size 775KB
    • SHA256 0d4d3af44ed0aa3154be8537fa238439090826f9f5cc264b967e60699f0e9d4a
    • MD5 SHA1 SHA512
    Score
    10/10
    agentteslaevasionkeyloggerspywarestealertrojan

    • AgentTesla

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

      keyloggertrojanstealerspywareagenttesla

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

      evasion

    • Looks for VMWare Tools registry key

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks