General

  • Target

    3e8538df66efc0c110ba8bca5f3f6e02aefe24f80f622b97731f46f958803f86

  • Size

    988KB

  • Sample

    221003-bcgyksbchm

  • MD5

    d26c8282cb80ad25f07b769fb2152dff

  • SHA1

    a3f42a6f49f6219b3a5ba9e2f3ac3b80f7beee78

  • SHA256

    3e8538df66efc0c110ba8bca5f3f6e02aefe24f80f622b97731f46f958803f86

  • SHA512

    c3353e58905087155744fc25c978a61f28069d8108fe8fec971bdcaf58cb51ae193b6bd45005132250adc27e27b3ec1e4141c708267274d4738427c7f1329388

  • SSDEEP

    12288:2S/nb8oh1rgtC0DagQY+5pJIUkjErhAQOV3a810F9+OToal1K4HTN:38ekagU5I5iAQO1CJl

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    192.3.223.202
  • Port:
    21
  • Username:
    ftplogs
  • Password:
    sPkZ7jK7P6aA

Targets

    • Target

      3e8538df66efc0c110ba8bca5f3f6e02aefe24f80f622b97731f46f958803f86

    • Size

      988KB

    • MD5

      d26c8282cb80ad25f07b769fb2152dff

    • SHA1

      a3f42a6f49f6219b3a5ba9e2f3ac3b80f7beee78

    • SHA256

      3e8538df66efc0c110ba8bca5f3f6e02aefe24f80f622b97731f46f958803f86

    • SHA512

      c3353e58905087155744fc25c978a61f28069d8108fe8fec971bdcaf58cb51ae193b6bd45005132250adc27e27b3ec1e4141c708267274d4738427c7f1329388

    • SSDEEP

      12288:2S/nb8oh1rgtC0DagQY+5pJIUkjErhAQOV3a810F9+OToal1K4HTN:38ekagU5I5iAQO1CJl

    • AgentTesla

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks