General

  • Target

    5d0c4412d47998d1fe79d948beb271372528530c106d467d337c927262dcb952

  • Size

    435KB

  • Sample

    241122-bh65na1lgx

  • MD5

    23f61d2722bb48fcd922a2a9e58c089c

  • SHA1

    5fd421dde87d21933a7283b123b2d496aaf57303

  • SHA256

    5d0c4412d47998d1fe79d948beb271372528530c106d467d337c927262dcb952

  • SHA512

    d545e9f956d5d197068e6a6949fde1a98898c745d95b64f24be0946068de4bc1a2dd044fc2399e197e2e4717b978f95a65d8febefd87d354b0f72bc3798a02c0

  • SSDEEP

    6144:1F1pALvX9iZTEEg7nyNOLKfWOHI6NqnDiLaSXR4+RlQpa2cJvBIzdyA7CFs6EAKl:1mqTrqnDysnWL/XR8kBIzACAKh9Ce

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ht-sae.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    #Gmi*)V7

Targets

    • Target

      5d0c4412d47998d1fe79d948beb271372528530c106d467d337c927262dcb952

    • Size

      435KB

    • MD5

      23f61d2722bb48fcd922a2a9e58c089c

    • SHA1

      5fd421dde87d21933a7283b123b2d496aaf57303

    • SHA256

      5d0c4412d47998d1fe79d948beb271372528530c106d467d337c927262dcb952

    • SHA512

      d545e9f956d5d197068e6a6949fde1a98898c745d95b64f24be0946068de4bc1a2dd044fc2399e197e2e4717b978f95a65d8febefd87d354b0f72bc3798a02c0

    • SSDEEP

      6144:1F1pALvX9iZTEEg7nyNOLKfWOHI6NqnDiLaSXR4+RlQpa2cJvBIzdyA7CFs6EAKl:1mqTrqnDysnWL/XR8kBIzACAKh9Ce

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

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

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks