General

  • Target

    4a699ee3382696d02e1914901f4de1c6a46d06e1bd1e76263fcd2d0505ff2d1d

  • Size

    506KB

  • Sample

    220520-2y7dgagcc9

  • MD5

    90d6b947d7d6b239a7400d68cb14a198

  • SHA1

    7d0a52fab7495cad4f07d095dea01e3e4f81beb6

  • SHA256

    4a699ee3382696d02e1914901f4de1c6a46d06e1bd1e76263fcd2d0505ff2d1d

  • SHA512

    3247ca515f38cc07b7876cd6dc8fa3bb8bc89785a3f9edca99e47d3a1dc22362b6135e68da34624d79f3055f060162a4e70f03198b356ae2ad1986fae52ae268

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    lFAvm@p#@z92

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    lFAvm@p#@z92

Targets

    • Target

      Detalles del banco Pdf.exe

    • Size

      548KB

    • MD5

      d367775b90921b2d36296036bac6a255

    • SHA1

      897618f155cfb5b5f580f3b08751ff9b4fb5c5e8

    • SHA256

      74fb0be9b7d5f5e5a39ddf596dfb3357deb458b7b4340be8f0ce8c4ae819f3de

    • SHA512

      74f0a82c5542308ad66065319a206144a73eb95c32ae22e8e807a9e326eb6e91add2c8455aded2607eb2f268cb4a0560698126b9c2bcbb71423f549da7016d2b

    • AgentTesla

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

    • AgentTesla Payload

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

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