General

  • Target

    Quote UPDATE  27-03-24.exe

  • Size

    668KB

  • Sample

    240328-hzyyyafb9x

  • MD5

    503cdfe56819696af4c1336045ff6ca7

  • SHA1

    b44c671486cd3f5341ebe42567d9d5c7abadf079

  • SHA256

    9a71fbe977c8db9b96f804494901b49117db817bce171818140629a345b7eeaf

  • SHA512

    6fdf9005c2e22c85a6cb1a2aa72fc53a3e53128b66695d79ed3825e85d04fb7ca15197c20a09d987e4c44309a30b766e5b2f604455b7faa7106a314a02686072

  • SSDEEP

    12288:9d1JsJ6SSR1Sh2iNwIHLgjseXBEOPETAHEP8PWuuDpqGTTrvPWZHOQ1S:9d1w1GVjseqaNkPCu4WXXAd

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mbarieservicesltd.com
  • Port:
    587
  • Username:
    saless@mbarieservicesltd.com
  • Password:
    *o9H+18Q4%;M
  • Email To:
    iinfo@mbarieservicesltd.com

Targets

    • Target

      Quote UPDATE  27-03-24.exe

    • Size

      668KB

    • MD5

      503cdfe56819696af4c1336045ff6ca7

    • SHA1

      b44c671486cd3f5341ebe42567d9d5c7abadf079

    • SHA256

      9a71fbe977c8db9b96f804494901b49117db817bce171818140629a345b7eeaf

    • SHA512

      6fdf9005c2e22c85a6cb1a2aa72fc53a3e53128b66695d79ed3825e85d04fb7ca15197c20a09d987e4c44309a30b766e5b2f604455b7faa7106a314a02686072

    • SSDEEP

      12288:9d1JsJ6SSR1Sh2iNwIHLgjseXBEOPETAHEP8PWuuDpqGTTrvPWZHOQ1S:9d1w1GVjseqaNkPCu4WXXAd

    • AgentTesla

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

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Tasks