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General

  • Target

    6e661564df86bdba62028ad317f579b9ee7d91b4d131b26ea3efad24992a065c_JC.exe

  • Size

    968KB

  • Sample

    230826-r3bggsbb32

  • MD5

    513142f5bce52f2ee107ea67c999d39b

  • SHA1

    303c82a2f3d32f625bfbc3bd6d6c03b18c9fd354

  • SHA256

    6e661564df86bdba62028ad317f579b9ee7d91b4d131b26ea3efad24992a065c

  • SHA512

    b2fe8fdc970a500fe2fa12a4bb971c801d99aef20434c5928629627f6d9f708124704d135790aa757f26e8dc130564770754411ec05a3fb9038aadd26dcd166c

  • SSDEEP

    12288:mK4JuxVWU6i5dKSWrVTgmSkN8JKRQmZ2CWPeCDv4m:Jy8VW526VBImZ23PZ

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      6e661564df86bdba62028ad317f579b9ee7d91b4d131b26ea3efad24992a065c_JC.exe

    • Size

      968KB

    • MD5

      513142f5bce52f2ee107ea67c999d39b

    • SHA1

      303c82a2f3d32f625bfbc3bd6d6c03b18c9fd354

    • SHA256

      6e661564df86bdba62028ad317f579b9ee7d91b4d131b26ea3efad24992a065c

    • SHA512

      b2fe8fdc970a500fe2fa12a4bb971c801d99aef20434c5928629627f6d9f708124704d135790aa757f26e8dc130564770754411ec05a3fb9038aadd26dcd166c

    • SSDEEP

      12288:mK4JuxVWU6i5dKSWrVTgmSkN8JKRQmZ2CWPeCDv4m:Jy8VW526VBImZ23PZ

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • 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