General

  • Target

    bb6455721221afb980661df55c7aa8ae40d04986bb48bb32638c656654955d91

  • Size

    696KB

  • Sample

    231207-c3s9zaghdq

  • MD5

    942159927d5bc0cb1b02e398584cf1a9

  • SHA1

    ef7a0a018ce8389b5a5e7c5af7a787a5695e3ebe

  • SHA256

    bb6455721221afb980661df55c7aa8ae40d04986bb48bb32638c656654955d91

  • SHA512

    fb4ac3c81e7e1485de6fc48909bfb3dbf54d54067ba95ca6d540cd70a550d2e5e23f5b868afd217e906adaa64eff3994576248bacd1859bd7950cdb0919f2842

  • SSDEEP

    12288:KueH5qZFQVFuC0aWx+LOoDDygLt3YI0Yn5YP7Z+P8nU2fLwHN+JoNcJjgntXyzrL:uqZFQt0n2OozVfH5X8nU2fkHN+u2i5yr

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      bb6455721221afb980661df55c7aa8ae40d04986bb48bb32638c656654955d91

    • Size

      696KB

    • MD5

      942159927d5bc0cb1b02e398584cf1a9

    • SHA1

      ef7a0a018ce8389b5a5e7c5af7a787a5695e3ebe

    • SHA256

      bb6455721221afb980661df55c7aa8ae40d04986bb48bb32638c656654955d91

    • SHA512

      fb4ac3c81e7e1485de6fc48909bfb3dbf54d54067ba95ca6d540cd70a550d2e5e23f5b868afd217e906adaa64eff3994576248bacd1859bd7950cdb0919f2842

    • SSDEEP

      12288:KueH5qZFQVFuC0aWx+LOoDDygLt3YI0Yn5YP7Z+P8nU2fLwHN+JoNcJjgntXyzrL:uqZFQt0n2OozVfH5X8nU2fkHN+u2i5yr

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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