General

  • Target

    988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800

  • Size

    1.0MB

  • Sample

    240524-a7h9fsfb8y

  • MD5

    ccdd09951364a23f760ac5b6425dabe4

  • SHA1

    00f370ab98cbbd7cb81b522b52154859240a1f7c

  • SHA256

    988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800

  • SHA512

    c0d7f193e92060a14eed04e867a4b57004e0acd63118e97f921e9d6707242ad8e62a744ab4f6f1f7ed8776df0ffd3c5738bae2fd74d60da977b5fb8d751e1fa4

  • SSDEEP

    24576:2R+ow4bjw4b0LqM4oxEK8GPMdiXCC3MkejWIF5y73:2Rrw4bjw4b0/XPMdiyC3M/So5E3

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800

    • Size

      1.0MB

    • MD5

      ccdd09951364a23f760ac5b6425dabe4

    • SHA1

      00f370ab98cbbd7cb81b522b52154859240a1f7c

    • SHA256

      988cecb39c8ff652b9f6f677c11c53279ffb166608acf3cbd4aa7cafc6019800

    • SHA512

      c0d7f193e92060a14eed04e867a4b57004e0acd63118e97f921e9d6707242ad8e62a744ab4f6f1f7ed8776df0ffd3c5738bae2fd74d60da977b5fb8d751e1fa4

    • SSDEEP

      24576:2R+ow4bjw4b0LqM4oxEK8GPMdiXCC3MkejWIF5y73:2Rrw4bjw4b0/XPMdiyC3M/So5E3

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks