General

  • Target

    d280879e1a80af1c1c3862ff2f7e93488c70475a76e8c4702369ae36445531d8

  • Size

    575KB

  • Sample

    220520-18kf1saabm

  • MD5

    fea7c7843a08d6605d2e0709574982bc

  • SHA1

    44eaee5a986060a767c642211c3e15485ec57996

  • SHA256

    d280879e1a80af1c1c3862ff2f7e93488c70475a76e8c4702369ae36445531d8

  • SHA512

    f674437256fe35f3faf3cd8becb436f396eb50a0a29e4825304e2b565c8024293b93a36f3e7f306260fdcec4953ae4d3e14d907743d1952d34d838c226fd5ff4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.millndustries.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    {zdog:g7S@R3

Targets

    • Target

      INQUIRY.exe

    • Size

      755KB

    • MD5

      80f173a6a405dcc12a8e3b4b3068c481

    • SHA1

      303de8b04f8d274e762b6a7da8fe71e72ff1bdae

    • SHA256

      a60d036982b1a91c4ccc905f17da542297129040d3c4c5b6546a7158b2e0dcbe

    • SHA512

      2819d68ad38a695898c46ef5f1b4c1c8ca70cc14927acee5339558e3e62b1565a1132769958f36154b268c31a0ba6c9749130137d040f55017a94249237eb195

    • AgentTesla

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

    • AgentTesla Payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks