General

  • Target

    2416806b27b746076456465664cdda2aad938ba6f0d50adb162c42cbc058c473

  • Size

    353KB

  • Sample

    220521-pyjwysbdgk

  • MD5

    595e9af8cff2a61a0c9117f1914dfdbe

  • SHA1

    d0eecb1c5c2cede1e018da23903c9be093707b46

  • SHA256

    2416806b27b746076456465664cdda2aad938ba6f0d50adb162c42cbc058c473

  • SHA512

    9b56c04a555797e9fa0ad323e0cd27e2b0b065d08bbd2e9325e6157f90217443662fb97df5f127dc06c3f7302f46a14e86725d04c1bd85db48a9ec29ca0aee23

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://gsmtp.me/
  • Port:
    21
  • Username:
    mikano
  • Password:
    N1!4o8yg

  • Protocol:
    ftp
  • Host:
    ftp://gsmtp.me/
  • Port:
    21
  • Username:
    mikano
  • Password:
    N1!4o8yg

Targets

    • Target

      PO-7890374.exe

    • Size

      488KB

    • MD5

      e9578b76923aaf0ef5c6ddd29f04c44b

    • SHA1

      fd105ad0cfaac1465e7773e1f5a98a4bdc9ab7d9

    • SHA256

      0e1398abdfa85e32529125bf46eca2248faa7baa07f114ead8e310fc05a73beb

    • SHA512

      fb064a5aad513cf8650d03b716e0502a920779a9c2f7f3db0628e65c89c439b72984f2efc21f43112874fff3cbe1c59d1cc0d8e4cc944ecd97abb043c280cc37

    • 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