General

  • Target

    Quotations73280126721_Oriental_Fastech_Manufacturing.doc

  • Size

    1.3MB

  • Sample

    210426-8k72cwlaxe

  • MD5

    119d28e046cbbb09ae53b69e71022536

  • SHA1

    7b093bfbf305d4bb27ab316058040a6e965ba412

  • SHA256

    14adc741ca2c62d85977d06fac69567c233bfd2020b71ec5d5e40adba64131f7

  • SHA512

    559dbde267998f6df436eb14f1fe91df5424bda87865508b69a0611b3f16716dbef53b2aea3d4e28f327ee2bf06a893a4a7650a96d55aaba7253648ac3331f3a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    sammorris@askoblue.com
  • Password:
    P)RTDOg8

Targets

    • Target

      Quotations73280126721_Oriental_Fastech_Manufacturing.doc

    • Size

      1.3MB

    • MD5

      119d28e046cbbb09ae53b69e71022536

    • SHA1

      7b093bfbf305d4bb27ab316058040a6e965ba412

    • SHA256

      14adc741ca2c62d85977d06fac69567c233bfd2020b71ec5d5e40adba64131f7

    • SHA512

      559dbde267998f6df436eb14f1fe91df5424bda87865508b69a0611b3f16716dbef53b2aea3d4e28f327ee2bf06a893a4a7650a96d55aaba7253648ac3331f3a

    • AgentTesla

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

    • AgentTesla Payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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

Execution

Exploitation for Client Execution

1
T1203

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Tasks