General

  • Target

    98650107.pdf.exe

  • Size

    484KB

  • Sample

    201126-f2mmnqg6he

  • MD5

    f59da0e1d30df4e697a8fd4e2a9d4837

  • SHA1

    fdbdbf09813069562e861f324de8e3cdba80b9b0

  • SHA256

    9fd1365171b6855e5859a522a4642ae8c558e26ac2792a11b19a6a0ed8361c7b

  • SHA512

    2f08b0193cf1e865e0a71b8b4ab5657512f3df59652eaabaa9b748b77ac7a2005c5e834315fa8019137ac58b2bd58981c69b3c0707b69dd94b4f0854f6cd6a8f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.orisinlog.com
  • Port:
    587
  • Username:
    03@orisinlog.com
  • Password:
    0hA9YwHu0x

Targets

    • Target

      98650107.pdf.exe

    • Size

      484KB

    • MD5

      f59da0e1d30df4e697a8fd4e2a9d4837

    • SHA1

      fdbdbf09813069562e861f324de8e3cdba80b9b0

    • SHA256

      9fd1365171b6855e5859a522a4642ae8c558e26ac2792a11b19a6a0ed8361c7b

    • SHA512

      2f08b0193cf1e865e0a71b8b4ab5657512f3df59652eaabaa9b748b77ac7a2005c5e834315fa8019137ac58b2bd58981c69b3c0707b69dd94b4f0854f6cd6a8f

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks