General

  • Target

    bdbb9fb8e618541ba63bd0302971f9299036c27e2c94179f9d8f62f326037faa

  • Size

    444KB

  • Sample

    220701-gme5magea7

  • MD5

    1afedfd0ef55b950eb0de6bc7a640965

  • SHA1

    fdf2346337fe8484521c279e96cdf2e9891113d5

  • SHA256

    bdbb9fb8e618541ba63bd0302971f9299036c27e2c94179f9d8f62f326037faa

  • SHA512

    f493d930b4aa560326a2afa1b7712c17d64bd0a1b6d8d559036f4a8608faa6dd4e6b0dd270ccb937ee306262fa546196baca884c628e79bfe3863b7c123e352c

Malware Config

Targets

    • Target

      bdbb9fb8e618541ba63bd0302971f9299036c27e2c94179f9d8f62f326037faa

    • Size

      444KB

    • MD5

      1afedfd0ef55b950eb0de6bc7a640965

    • SHA1

      fdf2346337fe8484521c279e96cdf2e9891113d5

    • SHA256

      bdbb9fb8e618541ba63bd0302971f9299036c27e2c94179f9d8f62f326037faa

    • SHA512

      f493d930b4aa560326a2afa1b7712c17d64bd0a1b6d8d559036f4a8608faa6dd4e6b0dd270ccb937ee306262fa546196baca884c628e79bfe3863b7c123e352c

    • AgentTesla

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

    • AgentTesla Payload

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks