General

  • Target

    Bolgkwpzwqs8.exe

  • Size

    552KB

  • Sample

    201204-t2w62649rj

  • MD5

    3aef6bbe60ffca23d5c449acf6176fae

  • SHA1

    104f4991b39c3266175b6ed9909e05bc62eb572b

  • SHA256

    07e30b94bce95142ce6f24c33fab3d5e007e69c1555aa17263257e5748ead1cb

  • SHA512

    dec1354cc8fc6591642dc3844639054cf96f2daf16931d2ac11bd9a220b5a76ef6fd5eecfda7355e8543d25375ad815b22b3d70dbd8fbc6281c2a912166bd2ab

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ausvanlines.com.au
  • Port:
    587
  • Username:
    invoice@ausvanlines.com.au
  • Password:
    smith@222

Targets

    • Target

      Bolgkwpzwqs8.exe

    • Size

      552KB

    • MD5

      3aef6bbe60ffca23d5c449acf6176fae

    • SHA1

      104f4991b39c3266175b6ed9909e05bc62eb572b

    • SHA256

      07e30b94bce95142ce6f24c33fab3d5e007e69c1555aa17263257e5748ead1cb

    • SHA512

      dec1354cc8fc6591642dc3844639054cf96f2daf16931d2ac11bd9a220b5a76ef6fd5eecfda7355e8543d25375ad815b22b3d70dbd8fbc6281c2a912166bd2ab

    • 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.

    • 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.

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