General

  • Target

    c97bdf20dd3e6aeafdc7f1ce87aeed3e83d5c439f8d1bd122c4e0754f48170fd

  • Size

    1.3MB

  • Sample

    220521-a8nkkabea7

  • MD5

    b0cb3eb89f6198f8cd6cad0a6ef78e00

  • SHA1

    21dbd642863675dcc9348d95371bec91cf2fcc16

  • SHA256

    c97bdf20dd3e6aeafdc7f1ce87aeed3e83d5c439f8d1bd122c4e0754f48170fd

  • SHA512

    c5a3b5fc8d276fb51b85c31107c8a9eb9a36dadf895be37edce43db5855403f2d2aecc3453a1f274d1cf7d846059b52e9c953acde9d4135c466934f9d7d539cc

Malware Config

Extracted

Family

azorult

C2

http://149.56.173.78:8080/break/

Targets

    • Target

      c97bdf20dd3e6aeafdc7f1ce87aeed3e83d5c439f8d1bd122c4e0754f48170fd

    • Size

      1.3MB

    • MD5

      b0cb3eb89f6198f8cd6cad0a6ef78e00

    • SHA1

      21dbd642863675dcc9348d95371bec91cf2fcc16

    • SHA256

      c97bdf20dd3e6aeafdc7f1ce87aeed3e83d5c439f8d1bd122c4e0754f48170fd

    • SHA512

      c5a3b5fc8d276fb51b85c31107c8a9eb9a36dadf895be37edce43db5855403f2d2aecc3453a1f274d1cf7d846059b52e9c953acde9d4135c466934f9d7d539cc

    • AgentTesla

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

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • AgentTesla Payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks