General

  • Target

    PO23100076.rar

  • Size

    616KB

  • Sample

    250109-qp3s5s1kdy

  • MD5

    ed8068b0f0253106e6ee2ef413f306f3

  • SHA1

    8089343ad1471f7d36dd5d7d51db53b1a59876f1

  • SHA256

    cbc15d628a0987a96c8a479230e2b6bd0dc8461cb31aee8abe99c7d16a62b4c5

  • SHA512

    28ec4499ffa880416be0909c4a81fe78c24b825b602024591ba8c97213981fa0bb6bb150a2ff4943c4404240e3de0e479a6337c58a806e16ae7afd73fd9f2007

  • SSDEEP

    12288:C26leNILgukEmHHjjIFNnU87vw2RAo8H/+OoUZGzPoXQD3YmikM5pC6RvxSk:C2qeiLgPn2a8Tw2RAzH/+x7wXQLYF53H

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      PO23100076.exe

    • Size

      656KB

    • MD5

      abef12c0ec6c52759f2cd9cc5402e593

    • SHA1

      5f8d0e0b219578e9bf15ebb85b36de1d3d951e6f

    • SHA256

      5b2d21f50ea195e247b45b8330c18acfd0f71e146fe40489ee8301c7045daf04

    • SHA512

      83a9b9097e1eb1ec16f18a310a8c48eccf92cd4206cacefd1dee01219cd82c81f3f32d1eabbf1b88c3cc71fb3e5a226c5bee7d6fd4174a088a32cae8b772c26c

    • SSDEEP

      12288:4siyJ/iRs7N27Z84ScUducRb8TllLXer4XG6OXDsSPMSH+KE:t5iR6gaclseXNGBDLBxE

    • AgentTesla

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

    • Agenttesla family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks