General

  • Target

    9d1f3215522d0b8aca1a5e14f236edc5d984b09f189da5d40ae2de9f1e83c9e1

  • Size

    463KB

  • Sample

    220520-2cf96aabhr

  • MD5

    29fe0eada960857e627a088f882389ac

  • SHA1

    25e177259852c2734a187f7a8090365c9f5fb897

  • SHA256

    9d1f3215522d0b8aca1a5e14f236edc5d984b09f189da5d40ae2de9f1e83c9e1

  • SHA512

    21962bc618b13f2b39adbfdb25c84af3d819356a1f57bcf2f509bc73a01f8bd2cb4c3fcbb423887a1317009975cac1f0b91ec260d8c53fa0db2a1bf5a5268049

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @%*^)r#XFB738T!

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @%*^)r#XFB738T!

Targets

    • Target

      MEDIFORM SA COMPANY PROFILE.exe

    • Size

      577KB

    • MD5

      11c9bd39cd6d4ef66018de760b7b507f

    • SHA1

      d2cfe2987e579f6df3df70a704af63c727691c4e

    • SHA256

      1adb1e77313a4404c1133c255cece52584f329eeb223d6567beb97d9754125ce

    • SHA512

      23cb64600ffbd7132360e3a263162eadcf6643e6a97e8b090e3009b733eb64e36093bc48320ee1f7ca399a572fc08c6093fa32a00b263296f15393467e43623f

    • 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 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks