General

  • Target

    QUO-131.zip

  • Size

    720KB

  • Sample

    210422-fk51drma52

  • MD5

    92f35e58db10d6aa177527e27e2734d8

  • SHA1

    06b635ad735e704db1fa3dcd008e2fb2ed66662c

  • SHA256

    d22b3e746e42bfada3fe6b73b03d5e2443caf1a9090120ac9385e49bb72297c2

  • SHA512

    6a9be10c1a8444aecd608af4c51b049d70316f39ed108291d7bc9d707c170ee6ed801aa6e3dcc0d98b74c91d4da148c5aba8a87b1642e22c0e78dc3e10045fd1

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.syntrnomh.com
  • Port:
    587
  • Username:
    rainie.wang@syntrnomh.com
  • Password:
    Tdn$AuZro1

Targets

    • Target

      QUO-131.exe

    • Size

      743KB

    • MD5

      77ac0ae8cba8f31e52813615e2497a93

    • SHA1

      660ee6187ff37e024a4031b732317bdf10cc570e

    • SHA256

      4bfc65c93dae3e7158c102300e24f8f4894bdc7e480798ca684cf10c337a05a7

    • SHA512

      f2ce28592935f89002217b24e6f4fb3852e02cfd59adfdde379909721410bdcbe795c3fad90736dadf0ce353f9c0021ea408992ba36fa49609e1aec348141d92

    • AgentTesla

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

    • AgentTesla Payload

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks