General

  • Target

    Approved Purchase Order Nr.227.exe

  • Size

    765KB

  • Sample

    231011-y7s1nadd54

  • MD5

    563b0fcdde7369186ac38d0b09306aa7

  • SHA1

    df516393eb762506b627b6257b9d83ceb61d80f8

  • SHA256

    d0bcfaba75056d8d1e308e4088122850eea75007f191b5c8d9aac67e8cd0dfe3

  • SHA512

    4baf303d8f2b353a40626ccf80a6b409a2ff162a1e505fcf4ff15a1a7d1a67ca89543f046ff457fdfaa80040242bd4c44172794a31e06a25ab069f859f174a8f

  • SSDEEP

    12288:w7252w6Wl3ZgY3RBxx7a4OQDkAncT9HyWCk7cUxvReS+uhQM:rIDWtZgWRBT7a4O/d1Isbx1h

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1154326258021302292/Mu1LJr5Hzwgzt-oP0UaMu9jKsw-MNZUKEgkvdMj2iCXAeS6mmpa6xyfstP-NGi9M7fEY

Targets

    • Target

      Approved Purchase Order Nr.227.exe

    • Size

      765KB

    • MD5

      563b0fcdde7369186ac38d0b09306aa7

    • SHA1

      df516393eb762506b627b6257b9d83ceb61d80f8

    • SHA256

      d0bcfaba75056d8d1e308e4088122850eea75007f191b5c8d9aac67e8cd0dfe3

    • SHA512

      4baf303d8f2b353a40626ccf80a6b409a2ff162a1e505fcf4ff15a1a7d1a67ca89543f046ff457fdfaa80040242bd4c44172794a31e06a25ab069f859f174a8f

    • SSDEEP

      12288:w7252w6Wl3ZgY3RBxx7a4OQDkAncT9HyWCk7cUxvReS+uhQM:rIDWtZgWRBT7a4O/d1Isbx1h

    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks