General

  • Target

    fd3f5aeb106a31bcdff757034091438369d3ca3b71e163ad0747a0ab5b87191b.rar

  • Size

    1.3MB

  • Sample

    240930-bpn8eszgpj

  • MD5

    55e98e23cf1f01a1e88dfae4b822fef4

  • SHA1

    6e446110421426a9fd6e18b4754065ce77c01d2b

  • SHA256

    fd3f5aeb106a31bcdff757034091438369d3ca3b71e163ad0747a0ab5b87191b

  • SHA512

    6c758dbc5eaa29220256b28e3d80cd3508601e29d47914e44a4f0a8587b2a016fcca43230d7c30f6b55a10aae6a8c66ff6b0f0d2a19c509fe84ce63f82ff22c2

  • SSDEEP

    24576:wcPnt2qHfRGPDOzDI2GaQ9b9uEva3UpB259LfrV5cTSinx4fyBxlg9DVWx6/n3vl:w29ZGrYfkF9uEva3u259cjuyBU9Dy6/t

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Balance payment.exe

    • Size

      1.4MB

    • MD5

      86e5efa7d3dce6320ffcdfc12f628cba

    • SHA1

      d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

    • SHA256

      07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

    • SHA512

      cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

    • SSDEEP

      24576:ivrA5SXIIYCcp3WLcndXJp80oPQZ3aO30KISlm7mgXKrqEKdCSu59m6nnjqKoe:ivOkRYCcp3ZrpBooF1Tm6g6rFKdg9rjF

    • AgentTesla

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

    • 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.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • 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