General

  • Target

    08f1b04853a350b17b32bf9899000fc21c97b1fe3c35df93a2ed7aedb2bdd4b7

  • Size

    836KB

  • Sample

    240522-btt98sfh76

  • MD5

    c852c2abf287e6973715083ea3f249be

  • SHA1

    311cdeea724a48f244e8e3a8ac6ba6fcefc422c8

  • SHA256

    08f1b04853a350b17b32bf9899000fc21c97b1fe3c35df93a2ed7aedb2bdd4b7

  • SHA512

    ce7266d96b20b59ab5d8eb135153ea567082ea5544002e319e5d640c0cdef0bf3a20744fb808a9e4d95d5420a22dfefa3d54f64419642a666eb9d712e45cc582

  • SSDEEP

    24576:zw4bjw4bY0PIOTULiwy36WtVa4pLmlm7:zw4bjw4bY03oLiwstVdpag

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      08f1b04853a350b17b32bf9899000fc21c97b1fe3c35df93a2ed7aedb2bdd4b7

    • Size

      836KB

    • MD5

      c852c2abf287e6973715083ea3f249be

    • SHA1

      311cdeea724a48f244e8e3a8ac6ba6fcefc422c8

    • SHA256

      08f1b04853a350b17b32bf9899000fc21c97b1fe3c35df93a2ed7aedb2bdd4b7

    • SHA512

      ce7266d96b20b59ab5d8eb135153ea567082ea5544002e319e5d640c0cdef0bf3a20744fb808a9e4d95d5420a22dfefa3d54f64419642a666eb9d712e45cc582

    • SSDEEP

      24576:zw4bjw4bY0PIOTULiwy36WtVa4pLmlm7:zw4bjw4bY03oLiwstVdpag

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks