General

  • Target

    f7d56088be53b42a6235971cb3a917ef_JaffaCakes118

  • Size

    387KB

  • Sample

    240418-mt3r6aca9x

  • MD5

    f7d56088be53b42a6235971cb3a917ef

  • SHA1

    363c78c96e142cdeb452c232460a56abf2c9162d

  • SHA256

    1726471eb3bca7943185517d3a5f2a26194041067f90758b8275855ce8bd4fe9

  • SHA512

    d7cbc9d5820ae9688cf1665d83c5393f083743be601592798ae18c66b4f4908eb7a791a601001b4d283823914a0219c274d20ccc84fcb26f4f049e510baba222

  • SSDEEP

    6144:KYAzwLWQGJpbDW54MJF5Z0s4eA33dNd+iVcc0t+h0N2gfU/dPErjXEbaJNW7zmK/:Ki75usnA3NNtTY+KdfGEU6er5F

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.prinutrition.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    forrest

Targets

    • Target

      DOCU6309491220 Telex release.exe

    • Size

      444KB

    • MD5

      e8ae8fe8fa5d7c83e3ebe26389eae1f8

    • SHA1

      6fc0dd32bb26b5b85e4ae4b81a86bb80a1fd414b

    • SHA256

      92175af7571463e2114e8c8cd62de70ce9dd6757b67c77a051b0f6f2e52e30fe

    • SHA512

      f31fc6d145078569b4932178c6f62bcff3f96da5aed2853a8eb5d5590ceb0c6d30fc6293ac4a75c4207f218dcbba8840035e5c0524d23ee98fed5b01450b5a42

    • SSDEEP

      6144:WQGLpbDaj4MJF5Z6saGA33vNd+kVccYt+T0N2gfk/dP+rFXYbaJXS7zmKr0Y:995IsJA3/NBTs+Qdf2+q6UrR

    • AgentTesla

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

    • AgentTesla payload

    • Drops file in Drivers directory

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks