General

  • Target

    28bcd15ca5ae9a90d96c47fdef3babfc7340f8389ba4a430f758558b41595097

  • Size

    283KB

  • Sample

    220521-b2f3kscha7

  • MD5

    ffeb4de40dd54a24c3a9d1c4024715c3

  • SHA1

    df5cab2032d3e4a97636430c5b6204e55445b01c

  • SHA256

    28bcd15ca5ae9a90d96c47fdef3babfc7340f8389ba4a430f758558b41595097

  • SHA512

    71b8bd3bcf208d036138270a90249a63394a97397cc85a98bc37c3863443b8bfbb7946e89eaa4c156428c31efcd64d030a6540c840c6f82789a8165f4f2e3238

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.daiphatfood.com.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jn&6kG~_w;;A

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.daiphatfood.com.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jn&6kG~_w;;A

Targets

    • Target

      Purchase order - products listing.exe

    • Size

      341KB

    • MD5

      86170f4ae6169a75285ab2f425773c5f

    • SHA1

      2bf793b6ea03f3841753b4e87c075b0bb92400f8

    • SHA256

      330e6f2570ed6549af122ac6fbaa1ebbe4372471fa8e1c671371ba46186ee76d

    • SHA512

      ed2e90daf20f952714f7d02a0dae5173bb83664307e52de8caf86aa3322c60fa97d7487d2a8bef4c14f73cefb438e30b67977c71e31258b3ebd27470116b3ac5

    • 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