General

  • Target

    eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe

  • Size

    765KB

  • Sample

    240907-b9xejazarc

  • MD5

    a120a32f95b04048e4c35b5c2fa36fde

  • SHA1

    4d6e2d8d982a40d812891f8923f590babd30bf45

  • SHA256

    eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965

  • SHA512

    85aed661acfbad525132812f12b3eaa2138fc8741c44b184dde6af4239f80ef63f927254c5cc5e8fdaa514b9fa5f585ada2567bb61b902af77e5e0f1ecde133a

  • SSDEEP

    12288:aTI03sW/XDRTKVrxt4PqMT3w9ccWKCmCPqGH7PA61m7tPoz2J4BwGATV5Rx9yn9B:OI8sWNmrtqbw9gKCsGHzA61m7NkwGAZp

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5862304010:AAGELNW7Uh-qnFDDQucOIsNATlN1Btw8R-8/

Targets

    • Target

      eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965.exe

    • Size

      765KB

    • MD5

      a120a32f95b04048e4c35b5c2fa36fde

    • SHA1

      4d6e2d8d982a40d812891f8923f590babd30bf45

    • SHA256

      eeb42a7de4e8a6099fd91f5f6fbea62b8c5990b3fa0efe054e61904d023e8965

    • SHA512

      85aed661acfbad525132812f12b3eaa2138fc8741c44b184dde6af4239f80ef63f927254c5cc5e8fdaa514b9fa5f585ada2567bb61b902af77e5e0f1ecde133a

    • SSDEEP

      12288:aTI03sW/XDRTKVrxt4PqMT3w9ccWKCmCPqGH7PA61m7tPoz2J4BwGATV5Rx9yn9B:OI8sWNmrtqbw9gKCsGHzA61m7NkwGAZp

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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