General

  • Target

    QTN TECHN 80654.exe

  • Size

    1.7MB

  • Sample

    210624-g8m7f7v1rj

  • MD5

    78cc790e0eb562e9dde6d6daf206f852

  • SHA1

    d9ad1c34313400f6f102b6f989d5004e540f74d4

  • SHA256

    372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e

  • SHA512

    71ba7b464f3559ea9e818942949b849dce24b2ebbf2bbaf1355091abdc7f7dfdfb18861266e34b000f082081bf62e0bb356ff9a014976721ad4261e5644c2aff

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.buynsell.com.pk
  • Port:
    587
  • Username:
    accounts@buynsell.com.pk
  • Password:
    9DdbVxrWBXPq

Targets

    • Target

      QTN TECHN 80654.exe

    • Size

      1.7MB

    • MD5

      78cc790e0eb562e9dde6d6daf206f852

    • SHA1

      d9ad1c34313400f6f102b6f989d5004e540f74d4

    • SHA256

      372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e

    • SHA512

      71ba7b464f3559ea9e818942949b849dce24b2ebbf2bbaf1355091abdc7f7dfdfb18861266e34b000f082081bf62e0bb356ff9a014976721ad4261e5644c2aff

    • AgentTesla

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

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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

Discovery

System Information Discovery

1
T1082

Tasks