General

  • Target

    36e405c13bdb91f28d3ad5e494625c91_JaffaCakes118

  • Size

    821KB

  • Sample

    241011-z99a4avcpe

  • MD5

    36e405c13bdb91f28d3ad5e494625c91

  • SHA1

    8a9e527199b3899547680596ec9e06baa0a3ecbe

  • SHA256

    5c32a108f641e44909abe928e9d4a3d82683b85bcd42e0c4723eadea5d80a6c2

  • SHA512

    12c848ecc1c6e9c7c83ab39333c0d655dbb59e7beaff86ee2fe920cd8b2350ae2b5430a0522a2fc18a2dad31a1828b1146e2b3bf84f00f4e8232524702b19fab

  • SSDEEP

    12288:lT/HK7zQemMjVwgKdTkc2XhtkI2EvnFhUi3dfnOquCqyBS5JcmOVEc73jzckwlke:ArbGVYB2EvnrUiNPOdyBSj

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      36e405c13bdb91f28d3ad5e494625c91_JaffaCakes118

    • Size

      821KB

    • MD5

      36e405c13bdb91f28d3ad5e494625c91

    • SHA1

      8a9e527199b3899547680596ec9e06baa0a3ecbe

    • SHA256

      5c32a108f641e44909abe928e9d4a3d82683b85bcd42e0c4723eadea5d80a6c2

    • SHA512

      12c848ecc1c6e9c7c83ab39333c0d655dbb59e7beaff86ee2fe920cd8b2350ae2b5430a0522a2fc18a2dad31a1828b1146e2b3bf84f00f4e8232524702b19fab

    • SSDEEP

      12288:lT/HK7zQemMjVwgKdTkc2XhtkI2EvnFhUi3dfnOquCqyBS5JcmOVEc73jzckwlke:ArbGVYB2EvnrUiNPOdyBSj

    • AgentTesla

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

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks