General

  • Target

    ORDERR-24102021.bat

  • Size

    967KB

  • Sample

    211024-r9atjaecf3

  • MD5

    f4fa5d26ddfaeb8eb27ef6f1e83424a5

  • SHA1

    9d2d7f411bcadfdf49300e370fa29617d482e026

  • SHA256

    179d2c41bfd55de708d53b5c422df71f8a121aa67526edff75ba727e45db232f

  • SHA512

    79336bc3047058258e77ad2858c39a57d15cf4a855eadd64f84e5e4a7eafac2c9f830688fbad80c7969776381b71ffa7895bc0f07d01f672980bfb7345e3d407

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.rambler.ru
  • Port:
    587
  • Username:
    whore@rambler.ru
  • Password:
    whore1

Targets

    • Target

      ORDERR-24102021.bat

    • Size

      967KB

    • MD5

      f4fa5d26ddfaeb8eb27ef6f1e83424a5

    • SHA1

      9d2d7f411bcadfdf49300e370fa29617d482e026

    • SHA256

      179d2c41bfd55de708d53b5c422df71f8a121aa67526edff75ba727e45db232f

    • SHA512

      79336bc3047058258e77ad2858c39a57d15cf4a855eadd64f84e5e4a7eafac2c9f830688fbad80c7969776381b71ffa7895bc0f07d01f672980bfb7345e3d407

    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks