General

  • Target

    988b266f501428b61fc10a827e602b3df790cc16882f156403270ac4fdf50a0a

  • Size

    519KB

  • Sample

    220521-pafjmaabbj

  • MD5

    98798ea9d501a71a852c27ad1bd7e2d4

  • SHA1

    85b8e8fe843ce2cec1ba12f491e8a263df6a4183

  • SHA256

    988b266f501428b61fc10a827e602b3df790cc16882f156403270ac4fdf50a0a

  • SHA512

    f5e3941e9cc58a08c8fb4b784f3c60a7ff08ea599e1a779a3acf262df9e34c94b3879e5b20db09b3ceae3d11df3c8b5dba452a7167ba86ffab473fa1fef4dc91

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    banks.logs@yandex.com
  • Password:
    Swagger22

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    banks.logs@yandex.com
  • Password:
    Swagger22

Targets

    • Target

      Purchase order Barminco EMRA 0093.exe

    • Size

      605KB

    • MD5

      dde3cde1c4e0c6c4e62cac319ac2ea9f

    • SHA1

      14b8b6393f601f3ed84a01a73dee2b31152c4823

    • SHA256

      7ef79b0251ad78e90b1cd1e95fcdd8566ac3629d6a921a3aca8383edc8893f82

    • SHA512

      77aece7e99ab840d66fe0c237d47157dd1265344d467a7582be0a8ef416f505015fb1b0b1d1a249913349a329631de6591ba8db09a3f8190cf12f009395da0a5

    • 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