General

  • Target

    SOMTAS RFQ 00453729353484925.exe

  • Size

    1.6MB

  • Sample

    210118-7yhc5dfnh2

  • MD5

    ac27827db2f048220b677c7f11aba859

  • SHA1

    2d72fd5f8de1ea92d18365795b2a4e24f9306e8c

  • SHA256

    a7f482ac5e2ae2fb33ade7e265de448153742b59a6855ef681e5088a8558e7b8

  • SHA512

    ec58cd7b6e837a71dec1d99499e5e0465aa68f61480dfacb9391269534760787f58223f1acc289c10fee92efcf599567420e32759a5c39c1319d659d8306dda2

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    blaqlogs@yandex.ru
  • Password:
    ugoblaq007

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    blaqlogs@yandex.ru
  • Password:
    ugoblaq007

Targets

    • Target

      SOMTAS RFQ 00453729353484925.exe

    • Size

      1.6MB

    • MD5

      ac27827db2f048220b677c7f11aba859

    • SHA1

      2d72fd5f8de1ea92d18365795b2a4e24f9306e8c

    • SHA256

      a7f482ac5e2ae2fb33ade7e265de448153742b59a6855ef681e5088a8558e7b8

    • SHA512

      ec58cd7b6e837a71dec1d99499e5e0465aa68f61480dfacb9391269534760787f58223f1acc289c10fee92efcf599567420e32759a5c39c1319d659d8306dda2

    • 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.

    • 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

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks