General

  • Target

    product may.exe

  • Size

    691KB

  • Sample

    231023-jcdvxsef91

  • MD5

    4235c2b4dac9a55f060f5f66a747c9c0

  • SHA1

    3520c48250c375f3f1b50539fc009e99af7bc75a

  • SHA256

    b62200d6871b5f2343d407fa822c9fea82b9c28d7414b088e1a56160bf3706b7

  • SHA512

    10d686ea71418a9722ca7ef3d6529df050215a6c6a439194fbeed7515b776499007618fff26037f8c79696fc160185996aadb21dab5a920aa811b7370882e921

  • SSDEEP

    12288:9b5yzvbYmBHfuK3vMqVfp47FuNfdjOTTFcWwZg4AhWZDFQzrRBIhneSE:nebY0/uhqVB0IyTmg4AHzrRBIgS

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      product may.exe

    • Size

      691KB

    • MD5

      4235c2b4dac9a55f060f5f66a747c9c0

    • SHA1

      3520c48250c375f3f1b50539fc009e99af7bc75a

    • SHA256

      b62200d6871b5f2343d407fa822c9fea82b9c28d7414b088e1a56160bf3706b7

    • SHA512

      10d686ea71418a9722ca7ef3d6529df050215a6c6a439194fbeed7515b776499007618fff26037f8c79696fc160185996aadb21dab5a920aa811b7370882e921

    • SSDEEP

      12288:9b5yzvbYmBHfuK3vMqVfp47FuNfdjOTTFcWwZg4AhWZDFQzrRBIhneSE:nebY0/uhqVB0IyTmg4AHzrRBIgS

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks