General

  • Target

    Reiven RFQ-27-05-2024.exe

  • Size

    869KB

  • Sample

    240527-hr3l6abg3w

  • MD5

    8696f9ebbc79cf408d4ff3a138719580

  • SHA1

    5dbcbf3c2d193ef88902e57a4959773d3a6e888d

  • SHA256

    e0046a68adc340b6ae02f1c8924316dd2b914e38f80df71b3453e65d23d58999

  • SHA512

    9f5143ee3b2e0cf5d403e53f48a5a8f9ad08c781e773797dc293d1a7f87a9a336910e7b1bb8589e40b8020b9257c8f509e81b23d09f8b00883977570f098aeb1

  • SSDEEP

    12288:xuArYCFd6x8x6LIfFg2Lj1+IQmLoaZC3+t+1Cz/ZE6rjl6h9UjYYOcvHRS1BFLtH:p81x7LYgQ6mXMMD/frjlpnPvHItthTF

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.medicalhome.com.pe
  • Port:
    587
  • Username:
    info@medicalhome.com.pe
  • Password:
    MHinfo01
  • Email To:
    og.bahd@yandex.ru

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.medicalhome.com.pe
  • Port:
    587
  • Username:
    info@medicalhome.com.pe
  • Password:
    MHinfo01

Targets

    • Target

      Reiven RFQ-27-05-2024.exe

    • Size

      869KB

    • MD5

      8696f9ebbc79cf408d4ff3a138719580

    • SHA1

      5dbcbf3c2d193ef88902e57a4959773d3a6e888d

    • SHA256

      e0046a68adc340b6ae02f1c8924316dd2b914e38f80df71b3453e65d23d58999

    • SHA512

      9f5143ee3b2e0cf5d403e53f48a5a8f9ad08c781e773797dc293d1a7f87a9a336910e7b1bb8589e40b8020b9257c8f509e81b23d09f8b00883977570f098aeb1

    • SSDEEP

      12288:xuArYCFd6x8x6LIfFg2Lj1+IQmLoaZC3+t+1Cz/ZE6rjl6h9UjYYOcvHRS1BFLtH:p81x7LYgQ6mXMMD/frjlpnPvHItthTF

    • AgentTesla

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks