General

  • Target

    e3d643cbe1e13f21493f7cc9ff74d9992512a11ef7e2ff6fce988ef16b931e5d.7z

  • Size

    661KB

  • Sample

    240607-dgh3jsge8z

  • MD5

    5d82afe7ac0eb0d164a2efa9d9ef14c5

  • SHA1

    b3c50753db394caba4e3b61d919b305999682502

  • SHA256

    e3d643cbe1e13f21493f7cc9ff74d9992512a11ef7e2ff6fce988ef16b931e5d

  • SHA512

    be3cb51facc5f066c270d414fcbae46b513904c59c2e01ededdf6629d6b6358b6de6ba1527b59fc602ff2395a7bd594a7ee7fc6c934d52ed5b245be1c3dd5cab

  • SSDEEP

    12288:wo8BauSxCDYYxrqFWiCde7ocUJNK7V+2BDx5kNBC3jJ9/3fQXwKus/N:T8It0mIfUocb7jBVWAjXnQXwYV

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      EBASCO TRADING PO#910333.exe

    • Size

      789KB

    • MD5

      b44ca4d55009a129bb3d4cfb990bca6e

    • SHA1

      52f4931f3adec34828a887ef65edc10b1898e978

    • SHA256

      a8970a4e1980b60ab0c3944cc63f4e32935dfee5166164c4fce000188957fa7a

    • SHA512

      bb4af0a8e24cdccb0c272c487880f16997dd73c7e61dba38d67f828fc3dc0835b564a7e6e0bfadaa3c3af203060af69ef6668aee45a6fcc8c0daf82b0830238e

    • SSDEEP

      24576:6dgC3c6Rf6rKInsocB7UBViajFPP+wu3HgtY+VT:6GGSMUBwajFsgtY+VT

    • 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